Teacher Salary in Illinois (2026)

Classroom teaching hours are FLSA-exempt under the professional/teacher exemption — your contract day doesn't generate overtime pay. But the ancillary work most Illinois teachers do — coaching athletics, club advisor stipends, after-school tutoring, summer school, Saturday Academy, intersession programs — is different. When a district pays you separately for these duties as an additional assignment outside the regular contract, the work typically is NOT covered by the teacher exemption and IS subject to FLSA overtime rules. The new federal OBBBA "No Tax on Overtime" deduction (2025-2028) applies to the premium portion of any qualifying overtime pay you earn from these stipends, capped at $12,500 single / $25,000 MFJ.

Real-money OBBBA math for a CPS middle-school math teacher at $72K base, picking up a $5K head-coaching stipend + $4K summer school + $2K after-school tutoring = $11K of stipend income. Roughly 1/3 of that ($3,500-$4,000) typically qualifies as the FLSA-required overtime premium portion. Single filer at the 22% federal bracket → about $770-$880 back via the OBBBA federal deduction. Illinois conformity is uncertain through 2026 — IL uses federal AGI as the starting point for the state return but the Department of Revenue hasn't issued OBBBA-specific guidance yet. Plan conservatively: assume federal-only, treat any state piece as upside. Stacked across a 25-year coaching career, that's $20K-$30K in cumulative federal tax savings on stipend income.

Beyond OBBBA, the broader stipend story matters. Extracurricular stipends for coaching, department head roles, after-school programs, and tutoring add $3,000-$12,000 per year at well-funded districts. In Chicago and the collar counties, that extra income is common enough to be planned for — not exceptional. Stipends are typically paid as separate W-2 lines, FICA-applicable, and on a different cadence than your base salary, which matters for withholding planning.

The TRS pension (Teachers' Retirement System) is the number most Illinois teachers undervalue until they run the math at retirement. TRS provides a defined benefit of 2.2% of final salary per year of service — meaning 30 years of service yields 66% of your highest salary, guaranteed for life. A teacher retiring at $75K final-average salary takes home roughly $49,500/year in pension — indexed to inflation, for life, regardless of market performance. To replicate that in the private sector, you'd need a $1.5M-$1.8M nest egg generating sustainable withdrawals. The pension is the single most undervalued part of Illinois teacher compensation when teachers compare offers across states.

The uncomfortable reality: TRS is underfunded. The state has historically shorted pension contributions for decades, and the system carries roughly $140 billion in unfunded liability. For teachers with 10+ years of vested service the benefit is legally protected — Illinois courts have consistently ruled pension benefits cannot be diminished — but it adds political risk to the career calculus for newer hires. Tier 2 teachers (post-2011) contribute the same 9% but receive less generous benefits and a later retirement age (67 instead of 60). The system is stable for current teachers and far less certain for someone retiring in 2045+.

Summer teaching, tutoring, and curriculum writing are common income supplements. CPS and many suburban districts offer summer school positions at $35-$55/hour. Private tutoring in north suburbs (Wilmette, Glencoe, Lake Forest, Northbrook) runs $50-$90/hour for STEM and college-prep specialists. A teacher who actively pursues supplemental work can realistically add $5,000-$15,000 to their annual income without changing careers, and the OBBBA federal deduction stacks on top of any FLSA-overtime portion of that income.

Illinois is Chicago plus a lot of other things, and whether teaching here is a good deal depends almost entirely on which part of the state you're in. Chicago and the collar counties (DuPage, Lake, Kane, Will, McHenry) offer urban amenities, higher salaries, and some of the best-resourced school districts in the country to work in. Downstate is a different story — smaller towns, lower salaries, and communities that have been losing population for decades.

The state's financial situation is a genuine concern. Illinois has the worst credit rating of any US state, driven by its pension obligations. That has created high property taxes — Illinois ranks among the top 5 states for property-tax burden — which matters for teachers looking to buy homes. A district that pays well may sit in a county where your property-tax bill partially offsets the income advantage. The Cook → DuPage → Lake County arbitrage is a real career-long financial decision.

That said, the cost of living outside Chicago is genuinely affordable. A single teacher earning $65,000 in Springfield or Peoria lives comfortably in a way that $65,000 in Chicago does not allow. The affordability advantage of downstate Illinois is real — it just comes with the tradeoff of lower salaries, smaller districts, and fewer career-development opportunities.

Climate is the second-biggest adjustment after housing math, particularly for relocators from the South or coast. Illinois winters are long — 4-5 months of cold, snow-shovel territory, lake-effect storms in north suburbs along Lake Michigan — and summer is humid Midwestern, pleasant but not the dry warmth of Colorado or California. Lake Michigan is a genuine lifestyle asset for north-side teachers: beach days in summer, Wisconsin getaways in fall, Indiana Dunes 90 minutes south. You learn to plan around the calendar; January-February is when the housing math really gets relitigated at the dinner table.

Late-career relocation matters less for IL teachers than for CA or NY peers, because the Illinois retirement-income exemption already removes 100% of TRS pension + 403(b) withdrawals + Social Security from state tax. Some senior teachers still relocate for climate (FL, AZ, TX) or proximity to family, but the IL pension structure doesn't punish staying. Property tax remains the homeowner cost — selling at retirement and downsizing or relocating saves $6K-$10K/year of property tax for many. The WEP/GPO Social Security offset reduces any non-teaching SS for retired IL teachers — important to plan around if you have second-career income or a covered-employment spouse.

Year 1-5 (probationary teacher): $42K-$62K. IL Professional Educator License (PEL) required. TRS contributions begin immediately (9% of salary). Most IL teachers complete MA degree during this window for top salary lane placement.

Year 6-15 (tenured teacher): $58K-$85K base + extracurricular stipends. Step + lane increases. Department head / instructional coach roles add $3K-$12K stipends. Summer school + tutoring + Per Session-equivalent supplemental income common.

Year 15-25 (senior teacher / instructional coach): $75K-$110K base + stipends. Some teachers move to admin track (assistant principal $90K-$120K, principal $110K-$160K).

Year 25-30+ (top step + extended career): $90K-$130K with stipends in Cook/DuPage premium districts. TRS pension projection at 30-year retirement: 2.2% × 30 = 66% × $90K FAS = ~$59K/year for life. Combined with 403(b) + 457(b) accumulation $300K-$600K + Section 121 home equity, retirement portfolios at retirement-age routinely $1M-$2M for senior IL teachers.

Retirement (age 60-67 with 30+ year service): Lifetime TRS pension (IL retirement income exemption — pension is IL state tax-free) + 403(b)/457(b) IRA-rollover (also IL state tax-free) + Section 121 home sale exclusion. Most IL teachers retire in-state — IL retirement income exemption removes incentive to relocate. The IL career-plus-retirement math: moderate 4.95% during working years + 0% on retirement income compounds favorably over 30-year career. WEP/GPO Social Security offset reduces any non-teaching SS for retired IL teachers — important to plan around if you have second career.