Illinois vs Washington: Take-Home Pay (2026)
Same salary, two tax codes — computed for tax year 2026, single filer with standard deduction.
Quick answer
According to netpaytally.com's computations, a $75,000 salary keeps $3,568 more per year in Washington than in Illinois ($61,593 vs $58,025, tax year 2026) — the entire gap comes from state tax, since federal and FICA are identical everywhere.
Illinois applies a single 4.95% rate to taxable wages, while Washington takes nothing at any income. That makes the difference behave like a fixed share of every paycheck: roughly $495 per $10,000 of salary, growing from $2,330 a year at $50,000 to $12,230 at $250,000 with no bracket jumps along the way. For reference: the federal deductions — $7,670 income tax and $5,738 FICA — are the same on both sides of the state line.
| Salary | Illinois net | Washington net | Difference |
|---|---|---|---|
| $50,000 | $40,025 | $42,355 | $2,330 |
| $75,000 | $58,025 | $61,593 | $3,568 |
| $100,000 | $74,375 | $79,180 | $4,805 |
| $150,000 | $106,511 | $113,791 | $7,280 |
| $250,000 | $170,952 | $183,182 | $12,230 |
| Illinois | Washington | |
|---|---|---|
| Tax type | Flat | No income tax |
| Top rate | 4.95% | — |
| State tax at $75,000 | $3,568 | $0 |
| Take-home rank | #46 of 51 | #8 of 51 |
Which state has better take-home pay, Illinois or Washington?
At $75,000, Washington keeps $3,568 more per year than Illinois ($61,593 vs $58,025, tax year 2026).
Why does Illinois take more out of a paycheck than Washington?
The federal side is identical everywhere — the whole $3,568 difference at $75,000 is Illinois's state income tax (a flat 4.95%), a tax Washington simply does not levy on wages.
Does the gap between Illinois and Washington grow at higher salaries?
It grows in a straight line rather than accelerating: about $495 per $10,000 of extra salary, since one flat rate is applied to an ever-larger wage.
Which state ranks higher for take-home pay overall?
Illinois ranks #46 of 51 and Washington ranks #8 of 51 nationally for take-home pay at $75,000.
Illinois paycheck calculator · Washington paycheck calculator · All states ranked