Illinois vs Mississippi: 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 $1,300 more per year in Mississippi than in Illinois ($59,325 vs $58,025, tax year 2026) — the entire gap comes from state tax, since federal and FICA are identical everywhere.
Both states run single-rate systems, so this entire comparison collapses to 4.95% (Illinois) against 4% (Mississippi). No bracket climbs, no surprises at higher pay: the distance stays close to $95 per $10,000 of salary all the way up the table, and $1,300 a year at $75,000. The federal share ($7,670 income tax, $5,738 FICA) cancels out of this comparison entirely.
| Salary | Illinois net | Mississippi net | Difference |
|---|---|---|---|
| $50,000 | $40,025 | $41,087 | $1,062 |
| $75,000 | $58,025 | $59,325 | $1,300 |
| $100,000 | $74,375 | $75,912 | $1,537 |
| $150,000 | $106,511 | $108,523 | $2,012 |
| $250,000 | $170,952 | $173,914 | $2,962 |
| Illinois | Mississippi | |
|---|---|---|
| Tax type | Flat | Flat |
| Top rate | 4.95% | 4% |
| State tax at $75,000 | $3,568 | $2,268 |
| Take-home rank | #46 of 51 | #17 of 51 |
Which state has better take-home pay, Illinois or Mississippi?
At $75,000, Mississippi keeps $1,300 more per year than Illinois ($59,325 vs $58,025, tax year 2026).
Why is take-home different when both states use flat taxes?
Because the single rates differ: 4.95% in Illinois against 4% in Mississippi. Applied to the same taxable wage at $75,000, that spread alone produces the $1,300 difference — federal tax and FICA are identical.
Does the gap between Illinois and Mississippi grow at higher salaries?
Linearly, yes — the rate spread is constant, so the gap adds roughly $95 per $10,000 of extra salary, with no sudden jumps at any bracket.
Which state ranks higher for take-home pay overall?
Illinois ranks #46 of 51 and Mississippi ranks #17 of 51 nationally for take-home pay at $75,000.
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