Illinois Hourly Pay Raise Calculator
Compare your current and new hourly wages to estimate your additional take-home pay after a raise in Illinois. This hourly pay raise calculator models the marginal difference in earnings using Illinois's flat 4.95% state income tax rate, federal income tax brackets, and statutory FICA. It is designed to estimate the change in earnings, not to simulate a complete payroll stub.
Hourly Pay Raise Estimate
2026 Tax YearCompare wages and estimate take-home pay • Runs in your browser
Flat 4.95% state income tax rate on net taxable income (Tax Year 2026). Baseline minimum wage is $15.00/hr.
Current base rate (min wage: $15.00)
New proposed rate or offer
Standard full-time is 40 hrs/wk
Simulate working 5 overtime hours per week under both wage levels.
Estimated additional take-home pay received every 2 weeks after modeled federal, FICA, and state taxes.
Tax Year 2026 Modeled Estimates: Based on federal statutory tax brackets, standard deductions ($16,100 Single / $32,200 Married), FICA (7.65%), and Illinois tax rules.
Does not include local/city taxes, employer pre-tax benefits (health insurance, 401(k)), or personal tax credits. Actual paychecks will vary based on your employer's payroll withholding tables and IRS Form W-4 elections.
Where Does Your Raise Actually Go?
Estimated breakdown of how each additional dollar of your raise is split between take-home pay and tax withholdings.
What This Raise Covers in Real Life
Tangible monthly purchasing power this extra cash brings to your household.
Covers ~10.1 fill-ups of gasoline every single month ($45/tank avg).
Full monthly grocery budget offset + surplus (covers ~1.0 months based on ~$475/mo).
Straight into an emergency cushion, debt payoff, or family vacation fund.
Illinois Pay Raise Facts (2026)
Illinois assesses a statutory flat personal income tax rate of 4.95% across all taxable wage earnings. Every additional dollar of taxable earnings is taxed at this uniform rate without tiered bracket jumps. The state baseline minimum wage is currently $15.00/hour. Combined with federal income tax and statutory 7.65% FICA withholdings, workers keep the remaining balance of each hourly pay bump after these predictable deductions.
Worked Example: $2/hr Raise in Illinois ($20/hr → $22/hr, 40 hrs/wk)
2,080 Hours/Year Baseline| Pay Frequency / Calculation | Gross Increase | Estimated After-Tax |
|---|---|---|
| Weekly | +$80.00 | +$60.32 |
| Biweekly | +$160.00 | +$120.64 |
| Monthly | +$346.67 | +$261.39 |
| Annual Gross | +$4,160.00 | — |
| Estimated After-Tax Annual Increase | — | +$3,136.64 |
*After-tax estimates assume a Single filer taking the standard deduction with no dependents. Use the calculator above to model your specific filing status and withholdings.
Does Illinois tax a pay raise?
Yes. Illinois taxes wage earnings at a flat statutory rate of 4.95%. Every additional dollar earned from an hourly raise is subject to this fixed state withholding rate, in addition to federal income tax and statutory 7.65% FICA withholdings.
How much is a $2 an hour raise in Illinois per year?
A $2 an hour raise equals $4,160 in gross extra income per year for a full-time employee working 40 hours per week (52 weeks × 40 hours × $2.00/hr = $4,160). After subtracting federal income tax, statutory 7.65% FICA, and Illinois state income tax, a single filer is estimated to take home approximately $3,137 per year (about $121 extra per biweekly paycheck). Use the calculator above to model your specific filing status, hours, and custom wage difference.
Illinois Wage Raise Benchmark Table (40 hrs/week)
How standard raises starting from $18.00/hr convert into estimated take-home pay in Illinois.
| Hourly Raise | New Wage | Bi-Weekly Take-Home | Monthly Cash | Annual Net Bump | % Kept |
|---|---|---|---|---|---|
| +$1.00/hr | $19.00/hr | +$60.32 | +$130.69 | +$1,568 | 75.4% |
| +$2.00/hr | $20.00/hr | +$120.64 | +$261.39 | +$3,137 | 75.4% |
| +$3.50/hr | $21.50/hr | +$211.12 | +$457.43 | +$5,489 | 75.4% |
| +$5.00/hr | $23.00/hr | +$301.60 | +$653.47 | +$7,842 | 75.4% |
Illinois Tax Rules & Calculation Assumptions
Transparent breakdown of the tax parameters applied to your Illinois pay raise estimate.
What This Calculator Models
- Illinois state income tax modeled at the statutory flat rate of 4.95% on net taxable wages (Tax Year 2026).
- Federal income tax modeled using standard deductions ($16,100 Single / $32,200 Married Filing Jointly) and statutory marginal brackets (Tax Year 2026 / Pub. L. 119-21).
- Statutory FICA taxes modeled at 6.2% Social Security (up to $184,500 cap) and 1.45% Medicare (Tax Year 2026).
- Illinois statutory minimum wage modeled at $15.00/hour baseline (Tax Year 2026 statutory milestone under Public Act 101-0001; note: City of Chicago has a higher local minimum wage of $16.20/hr).
Calculation Scope & Exclusions
This tool is an hourly pay raise calculator, designed specifically to estimate the marginal difference in take-home pay resulting from a wage change. It is not a full paycheck or payroll tax stub simulator.
- •Does not model Illinois personal exemption allowances ($2,825 base personal exemption for 2026 IL-1040).
- •Does not model voluntary employee pre-tax deductions (healthcare premiums, 401(k), HSA/FSA).
- •Does not model individual state tax credits (such as the Illinois property tax credit or Illinois Earned Income Credit).
- •Calculates employee net take-home pay; does not model employer-side payroll taxes (FUTA, SUTA) which are paid by businesses and not withheld from employee wages.
Illinois Hourly Paycheck Breakdown (2026)
Estimated gross and after-tax take-home earnings across standard hourly wage tiers (40 hrs/week, Single filer).
Illinois levies a uniform flat state income tax rate of 4.95% on taxable wage earnings, with a baseline minimum wage of $15.00/hour. Take-home pay is determined by applying this 4.95% state rate in combination with federal income tax brackets and mandatory 7.65% FICA payroll deductions. See below for gross earnings and estimated 2026 take-home amounts across benchmark hourly rates from $15 to $40/hour based on a 40-hour workweek for single filers.
| Hourly Wage | Weekly Gross | Biweekly Gross | Monthly Gross (avg) | Annual Gross | Est. Biweekly Take-Home | Est. Annual Take-Home |
|---|---|---|---|---|---|---|
| $15.00/hr | $600.00 | $1,200.00 | $2,600.00 | $31,200.00 | $988.65 | $25,704.80 |
| $20.00/hr | $800.00 | $1,600.00 | $3,466.67 | $41,600.00 | $1,290.25 | $33,546.40 |
| $25.00/hr | $1,000.00 | $2,000.00 | $4,333.33 | $52,000.00 | $1,591.85 | $41,388.00 |
| $30.00/hr | $1,200.00 | $2,400.00 | $5,200.00 | $62,400.00 | $1,893.45 | $49,229.60 |
| $40.00/hr | $1,600.00 | $3,200.00 | $6,933.33 | $83,200.00 | $2,432.42 | $63,242.80 |
Looking to compare a raise or wage increase as a percentage? Use our Wage Increase Calculator.
Assumptions: 40 hrs/wk • Single filer • Tax Year 2026Frequently Asked Questions About Hourly Pay Raises
Clear answers on calculating wage differences, pay period conversions, overtime compounding, and tax withholding.
Hourly Wage Tax Rates in All 50 US States
Click your state to see pre-loaded paycheck raise calculations, state tax rules, and local minimum wages.