#16
state median rank among 50 available states/DC
May 2025 BLS data · live take-home
Software Developers Salary in Illinois
The median annual salary for software developers in Illinois is $132,110, based on May 2025 BLS data. Here is what that salary looks like on a biweekly paycheck after taxes.
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Salary breakdown
Median wage from BLS May 2025, applied through the 2026 tax engine.
Take-home per check
2026 rates · biweekly
Gross pay (per check)$5,081
Federal income tax-$786
Social Security-$315
Medicare-$74
State income tax (IL)-$246
Net take-home$3,660
Annual net: $95,169Effective rate: 28.0%
Median wage from BLS OEWS (May 2025, retrieved 2026-09-02). Tax estimate uses 2026 federal brackets and Illinois state rules; local taxes excluded.
Software Developers pay across Illinois scenarios
The BLS median represents the midpoint — half of software developers in Illinois earn more, half earn less. Run your own number through the Illinois paycheck calculator or compare states with the state income tax comparison.
Official Illinois wage range
These are published annual BLS thresholds, not entry-level and maximum salaries. Employer, experience, specialty and metro area can materially change an offer.
| P10 | P25 | P50 median | P75 | P90 |
|---|---|---|---|---|
| $80,980 | $101,540 | $132,110 | $166,420 | $194,740 |
56,310
BLS estimated state employment
0.85
location quotient · 1.00 is U.S. average concentration
Frequently asked questions
What is the median Software Developers salary in Illinois?
The median annual salary for software developers in Illinois is $132,110 (BLS OEWS, May 2025). After federal tax, FICA and Illinois state income tax, a single filer keeps approximately $3,660 per biweekly check.
How much does a software developers take home in Illinois after taxes?
On the median salary of $132,110, a single filer in Illinois takes home approximately $3,660 every two weeks ($5,081 gross). The effective tax rate is 28.0%.
Other salaries in Illinois
Software Developers salary in other states
Continue this comparison
Compare software developers across all states, use the interactive Salary Explorer, review the Annual Salary Power Report, or open the Illinois paycheck calculator.