How to Become a High School Math Teacher in Illinois for 2025

Co-Founder and Chief Data Scientist

Illinois prioritizes educational quality, with high school math identified as a key area of need across both urban and rural districts. As STEM industries expand, the state actively recruits qualified educators to teach essential problem-solving and analytical skills.

This guide outlines how to become a licensed high school math teacher in Illinois, including education and testing requirements, traditional and alternative certification pathways, and the application process. Whether you're a college student or switching careers, you'll find practical steps to begin your teaching journey in Illinois classrooms.

Key Points About Becoming a High School Math Teacher in Illinois

Illinois forecasts steady demand for high school math teachers, driven by STEM emphasis and retirements, creating a fertile ground for new educators.
Average salaries hover around $58,261, balancing competitive pay with cost of living, making Illinois a financially viable option.
Robust certification paths and diverse school districts offer dynamic teaching experiences, positioning Illinois as an inviting launchpad for math educators.

What are the educational requirements to become a high school math teacher in Illinois?
What colleges in Illinois offer high school math education programs?
How do I get certified to teach high school math in Illinois?
How do I renew my math teaching license in Illinois?
Are high school math teachers in high demand in Illinois?
How much do high school math teachers make in Illinois?
What is the most cost-effective method to obtain a teaching credential in Illinois?
How can high school math teachers leverage technology to enhance classroom engagement in Illinois?
What benefits do high school teachers receive in Illinois?
How can a high school math teacher advance their career in Illinois?
What are the common challenges for high school math teachers in Illinois?
How can interdisciplinary partnerships enrich math education in Illinois?
How can I switch careers to become a high school math teacher in Illinois?
Other Things You Should Know About Becoming a High School Math Teacher in Illinois

What are the educational requirements to become a high school math teacher in Illinois?

Illinois stands as a mathematical beacon in the educational landscape, leading the nation in SAT math scores—a testament to its exceptional math educators. If you aspire to become a high school math teacher in this state, your journey begins with fulfilling specific academic milestones that blend numerical mastery with pedagogical finesse.

The educational requirements to become a high school math teacher in Illinois are thoughtfully designed to cultivate a deep understanding of both content and teaching craft:

Bachelor degree earned with a focus in mathematics or a related field, ensuring a solid foundation in numerical theory and problem-solving.
Completion of an approved educator preparation program in Illinois, integrating teaching methodologies with subject expertise to fulfill the bachelor degree educator preparation program Illinois mandate.
Development of critical thinking and instructional skills through coursework and practical experiences embedded within the preparation program.
Successful navigation of performance-based assessments like the edTPA, typically completed during the educator preparation program, which evaluates classroom readiness and authentic teaching materials.

This pathway is not just about accumulating credits but about sculpting an educator capable of transforming complex mathematical concepts into enlightening classroom experiences.

For those exploring alternative career opportunities beyond classroom teaching, Illinois offers flexibility and diverse options. To discover more about related career paths, consider exploring jobs to get with an education degree, which can broaden your horizon while leveraging your educational background.

What colleges in Illinois offer high school math education programs?

If your calling is to ignite the spark of mathematical curiosity in Illinois high schools, a constellation of colleges in Illinois with math teacher education programs awaits to guide you. These universities blend rigorous math mastery with innovative teaching methods, shaping educators ready to transform classrooms.

University of Illinois Urbana-Champaign: This institution offers a prestigious Secondary Education: Mathematics program designed for grades 9–12. It fuses deep mathematical theory with cutting-edge pedagogical strategies, ensuring graduates are prepared for real-world teaching challenges.
University of Illinois Springfield: This presents a BA in Secondary Mathematics Education that emphasizes cultural responsiveness and restorative practices. This program integrates technology-enhanced instruction with a focus on equity and community engagement, perfect for those eager to champion social justice in Illinois classrooms.
Bradley University: Bradley University immerses students in over 500 hours of fieldwork guided by globally experienced faculty. Here, hands-on experience with modern classroom technologies like virtual reality and smart boards complements advanced study in calculus, algebra, and programming. Graduates boast a 100% Illinois licensure exam pass rate.
Millikin University: Millikin University hones best practices and problem-solving skills, culminating in Illinois Licensure Exam preparation and a comprehensive teaching portfolio, preparing you to measure and improve student learning outcomes effectively.
Northern Illinois University: This university offers a Mathematics Educator Licensure program for grades 9–12, including Advanced Placement courses. Both undergraduate and postgraduate students benefit from a curriculum rich in mathematical content and teaching artistry, with options for endorsements in mathematics.

Tuition and curriculum are only part of the picture—Illinois colleges are also beginning to address the growing importance of AI in education, though many math teachers have yet to receive formal training in this area, as shown in the illustration below.

Most math teachers have not received AI training

How do I get certified to teach high school math in Illinois?

Embarking on the journey to become a high school math teacher in Illinois means weaving through a tapestry of tests, assessments, and official registrations designed to ensure you’re ready to inspire young minds with numerical wisdom. Beyond mastering formulas, you’ll navigate a path that sharpens both your academic and practical teaching skills.

Illinois Licensure Testing System (ILTS) – Test of Academic Proficiency (TAP): Demonstrate your foundational abilities in reading, writing, mathematics, and language arts by passing this gateway exam.
Alternative Standardized Test Scores: Bypass the TAP by meeting set benchmarks on either the ACT (minimum composite 22, writing 6) or SAT (composite 1110, writing and language 26) exams.
Mathematics Exam: Prove your command of mathematical theories and pedagogical techniques through this specialized evaluation.
Teacher Performance Assessment (edTPA): Showcase your classroom readiness and teaching artistry during your educator preparation program with this practical assessment.
Educator Licensure Information System (ELIS) Account Creation: Open your digital gateway to certification by registering on ELIS to apply for your Professional Educator License after meeting entitlement requirements.
License Registration and Fee Payment: Finalize your certification by submitting your license application, selecting your teaching region, and paying the necessary fees within ELIS.

To explore further and find the perfect fit for your educational journey, consult this list of the best online education degrees.

How do I renew my math teaching license in Illinois?

Renewing a high school math teacher license in Illinois is a precise process that blends professional growth with regulatory requirements. To maintain your credential, you must navigate a series of steps designed to ensure your expertise remains sharp and relevant.

Complete 120 professional development hours: Every five years, teachers must accumulate these hours from approved activities, embodying the continuous evolution of teaching skills essential for license renewal.
Earn credits from approved sources: These include regionally accredited Illinois colleges or universities, National Board Certification activities, or ISBE-approved professional development providers, ensuring quality and relevance in your learning journey.
Use a 1:1 credit ratio: One clock hour of professional development translates directly into one professional development hour, simplifying the tracking process for busy educators.
Benefit from National Board Certification: Achieving this prestigious status halves your required hours to 60, reflecting the advanced expertise brought to the classroom and easing the renewal equation.
Pay the registration fee if teaching less than 50% time or in non-licensure roles: This streamlined option recognizes differing professional circumstances with a simplified renewal formula.

Illinois maintains a consistent 120-hour standard for professional development hours for Illinois teaching license renewal, regardless of the teacher’s degree level, unlike other states with variable requirements. This ensures fairness and clarity across the board. It’s important to note that this renewal process is distinct from National Board Certification renewal, requiring separate attention.

For educators exploring the nuances of their qualifications, understanding the types of degrees in education can further illuminate the pathways available within the profession. Moreover, the chart below lists the most preferred work activities by K-12 teachers.

Are high school math teachers in high demand in Illinois?

Illinois presents a curious puzzle for aspiring high school math teachers—a steady influx of educators contrasts sharply with persistent concerns about staffing gaps. The state’s teacher population recently grew by nearly two thousand, yet many school leaders continue to grapple with shortages, particularly in math, which is a subject that remains a coveted specialty.

Growing Educator Numbers: Illinois welcomed 1,877 additional teachers in the 2023-24 school year, raising the total to over 136,000 educators statewide.
Persistent Vacancy Rate: Despite progress, a 2.8% vacancy rate lingers, signaling ongoing demand for qualified math instructors.
Salary Paradox: With average earnings around $58,261 annually, Illinois ranks last nationally for high school math teacher pay, creating a tension between need and reward.
Demand for Math Expertise: Mathematics remains a high-priority subject, where skilled educators can find numerous opportunities amidst the broader teacher supply challenges.

When I spoke with a high school math teacher from Illinois, she painted a vivid picture of this landscape. “The demand is definitely real,” she reflected. “But it’s wrapped in complexity. Every year, we see more faces in classrooms, yet the hunt for passionate, prepared math teachers never quite ends.”

She also described the balancing act of nurturing students’ curiosity while navigating the financial constraints that come with being in a state ranked last in salary for her field. “There’s pride in shaping young minds,” she said. “But also a quiet hope—hope that recognition and support will catch up to our commitment.” Her story captures the nuanced reality that teaching math in Illinois is both a calling and a challenge, a dance between opportunity and the ongoing quest for fair valuation.

How much do high school math teachers make in Illinois?

The salary of a high school math teacher in Illinois paints a vivid picture of varied opportunities and economic landscapes. From small prairie towns to the bustling heart of Chicago, paychecks form a number line reflecting diverse realities.

As of 2025, the average annual salary hovers around $58,261, but this figure represents just the gravitational center of a wider constellation of earnings. Entry-level teachers may start at $24,710, while seasoned educators or those in high-demand districts can reach as high as $80,429. Several factors orbit this salary spectrum, shaping its trajectory:

Urban versus rural pay: In Chicago and other urban enclaves, the higher cost of living inflates salaries, allowing urban math teachers to earn more than their rural counterparts.
Experience and advanced degrees: Every year spent in the classroom nudges salaries upward, with master’s or doctorate degrees unlocking richer contracts.
District funding and subject demand: Local budgets and the critical need for STEM educators create “islands of higher pay,” where math teachers command premium wages.

Understanding the Illinois math teacher certification timeline helps frame the broader journey, but salary dynamics remain a complex dance of geography, education, and timing.

For those exploring educational pathways, an affordable library science degree online may offer insights into accessible advanced degrees that influence pay. Meanwhile, bachelor degree requirements for Illinois math teachers set the foundational step in this rewarding career equation. Here is the distribution of math teachers by school location:

What is the most cost-effective method to obtain a teaching credential in Illinois?

For aspiring educators aiming to minimize financial commitment while entering the profession, alternative certification programs and accelerated pathways offer viable solutions. Many of these programs are designed to streamline the credentialing process without compromising on quality. Evaluating options that focus on cost efficiency and practical training is crucial for those looking to start their careers quickly while managing expenses. Researching initiatives and partnerships available throughout the state can simplify this journey and reduce out-of-pocket costs, as seen in our review about the cheapest way to get a teaching credential in Illinois.

How can high school math teachers leverage technology to enhance classroom engagement in Illinois?

High school math educators are increasingly integrating digital tools and data-driven approaches to create dynamic, student-centered learning environments. By utilizing interactive software, virtual simulations, and real-time assessment platforms, teachers can tailor instruction to meet diverse learning needs while fostering deeper conceptual understanding. Professional development programs across Illinois provide training on these emerging technologies, enabling educators to implement adaptive teaching strategies efficiently. For insights into cross-level technology integration, reviewing middle school math teacher requirements in Illinois can offer additional context on innovative classroom practices.

What benefits do high school teachers receive in Illinois?

Illinois stands out as a fertile ground for high school math teachers seeking both professional growth and financial reward. The state’s landscape offers a blend of competitive earnings and solid support systems that nurture educators at every stage of their careers.

Attractive Salary Range: Teachers can expect an average yearly income of about $58,261 as of April 2025, with most earning between $46,500 and $62,500, while the top performers can reach beyond $73,600, reflecting a rewarding pathway for skill development and experience.
Retirement Security: Through programs like the Teacher Retirement System (TRS), teachers benefit from district-funded retirement plans, offering a reliable financial future even amid recent reforms that introduce tiered benefit structures.
Health Insurance Coverage: Public school educators enjoy comprehensive health insurance, including fully paid individual plans and partial family coverage, administered statewide to ensure consistent access to medical care.
Career Advancement Opportunities: Illinois’ salary structure and benefit packages create a dynamic environment where tenure, expertise, and location can significantly enhance financial and professional prospects.

As Illinois continues to invest in its education system, understanding the distribution of current teaching vacancies, especially in math, can shed light on where the greatest needs and opportunities lie. The image below highlights the scope of high school math teacher shortages across the state.

How can a high school math teacher advance their career in Illinois?

Stepping into the world of Illinois high school math teaching opens doors far beyond the classroom chalkboard. Career advancement here is less about climbing a ladder and more about weaving a tapestry of leadership, expertise, and influence.

Instructional Specialist: Elevate your role by becoming a go-to expert in math pedagogy within your district. This position typically requires several years of teaching experience and demonstrated success in student outcomes, plus a master’s degree is often preferred.
Department Chair: Lead your colleagues as the math department chair, orchestrating curriculum development and fostering collaboration. This role demands strong leadership skills and usually necessitates a proven track record in teaching plus administrative experience.
Advanced Degree Pathways: Pursue a master’s or doctorate in education or mathematics to unlock pathways into specialized roles or administrative positions, such as curriculum coordinator or assistant principal. Many districts offer tuition assistance to support this journey.
Coaching and Club Sponsorship: Expand your influence by mentoring students in extracurricular math clubs or coaching math competitions, blending passion with leadership. This opportunity usually requires initiative and a willingness to take on additional responsibilities.
Transition to Higher Education: Leverage your classroom experience to teach future educators or mathematicians at community colleges or universities. This path generally requires an advanced degree and a deep commitment to research or pedagogy.

What are the common challenges for high school math teachers in Illinois?

High school math teachers in Illinois face a maze of obstacles that test their passion and resilience daily. Navigating these challenges requires creativity and a deep commitment to student success.

Illinois rural math teacher shortages: Many districts, especially in rural areas, struggle to attract and retain qualified math teachers, leaving current educators to cover multiple classes and grade levels. Teachers often become jacks-of-all-trades, juggling heavy workloads while seeking support through collaboration and professional development.
Engaging students in practical math applications Illinois: A persistent hurdle is making math feel relevant and exciting. Teachers strive to bridge the gap between abstract concepts and real-world uses, employing project-based learning and career-connected pathways to spark curiosity and motivation.
Resource disparities: Public school math teachers frequently compete with better-funded private institutions in academic competitions, which can be disheartening. To overcome this, Illinois math educators often innovate with limited materials and foster strong peer networks for resource sharing.
Standardized testing pressures: Preparing students for state and national assessments adds stress, especially when balancing the need for deep conceptual understanding with test readiness. Teachers blend rigorous curriculum planning with flexible instruction to meet diverse student needs.

I recently spoke with a math teacher from an Illinois private school who shared a poignant experience highlighting these challenges. They recalled one semester when several colleagues left unexpectedly, thrusting them into a whirlwind of extra classes and unfamiliar content areas. Amid this chaos, they noticed students tuning out, frustrated by math’s seeming distance from their daily lives.

Determined to change this, the teacher introduced a community-based project linking algebra concepts to local business finance, which rekindled student interest and confidence. This journey was emotionally taxing but ultimately rewarding, reinforcing the profound impact of creative teaching in the face of systemic challenges.

For those exploring easy teaching degrees and considering math education in Illinois, understanding these realities is crucial to embracing the profession with eyes wide open.

How can interdisciplinary partnerships enrich math education in Illinois?

Interdisciplinary collaborations offer high school math educators the opportunity to enhance curriculum relevance by integrating real-world financial insights and innovative teaching strategies. Partnerships with professionals in quantitative fields can promote lesson designs that not only foster mathematical reasoning but also contextualize theory through practical applications. Engaging with talent from the best accounting schools in Illinois provides access to contemporary best practices, enabling educators to bridge classroom theory with dynamic, industry-informed examples.

How can I switch careers to become a high school math teacher in Illinois?

Switching gears into high school math teaching in Illinois is an exciting adventure for professionals ready to inspire the next generation. The pathway is well-mapped, turning passion into a license to educate.

Earn the Professional Educator License (PEL): This essential credential unlocks the door to teaching in Illinois public schools and is the cornerstone of your new career.
Complete an Approved Educator Preparation Program: Enroll in a state-sanctioned program to gain teaching strategies, classroom dynamics, and adolescent psychology—often available as accelerated or alternative routes tailored for career changers.
Pass the Illinois Licensure Testing System Exams: Demonstrate your readiness through key assessments, including the Test of Academic Proficiency (or equivalent ACT/SAT scores), a rigorous math content exam, and the edTPA, which evaluates your classroom teaching skills.
Apply via the Educator Licensure Information System (ELIS): Submit your application, pay the registration fee, and select your teaching region to finalize your certification journey.

What High School Math Teachers in Illinois Say About Their Careers

"Teaching high school math in Illinois has given me incredible job stability and a competitive salary that supports my family comfortably. The state’s commitment to education really shows through the resources provided, making it easier to focus on what matters most—helping students succeed. I feel proud knowing my work is valued here." – Sheryl
"One of the most rewarding aspects of being a math teacher in Illinois is navigating the unique challenges that come with diverse classrooms. It pushes me to be creative with my lessons and develop new ways to engage students from all backgrounds. This experience has profoundly deepened my passion for teaching." – Aryn
"Illinois offers excellent professional development programs that have allowed me to grow continuously as an educator. Attending workshops and collaborating with fellow math teachers keeps me inspired and equipped with fresh strategies to improve my students’ learning outcomes. It’s fulfilling to be part of such a supportive professional community." – Frank

Other Things You Should Know About Becoming a High School Math Teacher in Illinois

What is the average class size for high school math in Illinois?

In Illinois, the average high school math class size dances between 20 and 30 students, but this number sways with the rhythms of location and institution type. Urban schools often juggle larger classes due to dense populations, while rural districts might offer more intimate settings where equations unfold quietly among fewer pupils.

Public schools typically accommodate more students per classroom than their private counterparts, where the luxury of smaller groups allows for deeper mathematical exploration and personalized guidance.

Factors like funding, district policies, and the availability of qualified math teachers also cast shadows on class sizes, making each Illinois math classroom a unique ecosystem of numbers and learners.

How many years does it take to be a high school math teacher in Illinois?

Embarking on the journey to become a high school math teacher in Illinois typically unfolds over about four to five years. First, a bachelor's degree in mathematics or education usually takes four years, serving as the foundational launchpad. Then, add a year or less for teacher preparation programs, where theory meets classroom reality, though some Illinois universities offer accelerated pathways trimming this timeline.

These expedited programs harness intensive coursework and practical training, allowing aspiring educators to dive into classrooms faster. The clock ticks differently in Illinois, where innovation in educator preparation means you might start inspiring students sooner than traditional routes suggest.

Is it hard to teach math in Illinois?

Teaching math in Illinois high schools navigates a complex constellation of challenges and supports. The state’s rigorous Common Core standards create a demanding curriculum that pushes teachers to innovate beyond traditional equations, fostering critical thinking and problem-solving skills.

While some schools boast robust resources like technology-rich classrooms and collaborative math departments, others face budget constraints that require educators to be resourceful architects of learning environments.

Grade levels vary widely in student engagement and aptitude, demanding flexibility and creativity from teachers. Ultimately, the journey is neither uniformly hard nor easy—it’s a dynamic dance between structured expectations and adaptive teaching artistry.

How many hours do math teachers work per week in Illinois?

In Illinois, high school math teachers typically clock around 40 to 50 hours weekly, balancing more than just equations and proofs. Their days unfold as a rhythmic dance of delivering lessons, grading papers, and crafting individualized learning plans that engage diverse learners.

Beyond classroom instruction, these educators navigate administrative duties like attending faculty meetings, collaborating on curriculum development, and communicating with parents to foster student growth.

Math teachers often find themselves immersed in this dynamic ecosystem, where each hour contributes to shaping analytical minds ready for tomorrow’s challenges. The blend of teaching and behind-the-scenes work reflects a commitment that transcends the standard school bell.