How Much Do Social Science Research Assistants Make in Illinois?
Median wage from BLS May 2025 — and the after-tax number the salary sites skip. Tax year 2026.
Quick answer
According to payandtaxes.com's analysis of BLS May 2025 data and 2026 tax law, the median Social Science Research Assistants in Illinois earns $64,890 per year and takes home $51,252 ($4,271/month) — a keep-rate of 79%, with 250 employed in the state.
Free. No signup. Single filer, standard deduction — full model.
| Gross pay | $5,407.50 |
| Federal income tax | $467.23 |
| Social Security | $335.27 |
| Medicare | $78.41 |
| Illinois state income tax | $255.61 |
| You keep | $4,270.99 |
How much do Social Science Research Assistants make in Illinois?
The median Social Science Research Assistants in Illinois earns $64,890 per year (BLS May 2025), about $31.20 per hour.
What is that after taxes?
$64,890 gross in Illinois keeps $51,252 after federal income tax ($5,607), FICA ($4,964) and state income tax ($3,067) — $4,271 per month, a 79% keep-rate.
How does Illinois compare to the national median for Social Science Research Assistants?
The Illinois median is $2,900 above the national median of $61,990.
Which state pays Social Science Research Assistants the most?
Oklahoma has the highest median gross for Social Science Research Assistants at $69,090 — but compare take-home, not gross: state taxes change the order.
Social Science Research Assistants salary in every state · Illinois paycheck calculator · Illinois minimum wage