Last updated: 2025 BLS data · Page refreshed:
How much does a Social Science Research Assistants actually take home in Washington?
No state income tax — 15.7% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Social Science Research Assistants earning $50,420 in Washington (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $50,420 | — |
| Federal Income Tax | -$4,066 | 8.1% |
| Washington State Income Tax | -$0 | 0.0% |
| Social Security (OASDI) | -$3,126 | 6.2% |
| Medicare | -$731 | 1.5% |
| Total Taxes | -$7,923 | 15.7% |
| Take-Home Pay | $42,496 | 84.3% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Social Science Research Assistants in Washington.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $45,530 | -$6,962 | $38,567 | 15.3% |
| 25th Percentile (P25) | $48,780 | -$7,601 | $41,178 | 15.6% |
| Median (P50) | $50,420 | -$7,923 | $42,496 | 15.7% |
| 75th Percentile (P75) | $59,820 | -$9,770 | $50,049 | 16.3% |
| 90th Percentile (P90) | $75,720 | -$14,291 | $61,428 | 18.9% |
Washington has no state income tax, which means a Social Science Research Assistants keeps $42,496 of their $50,420 salary — 84.3% of gross pay. Only federal income tax and FICA reduce the paycheck, making Washington one of the most tax-friendly states for this occupation.
A Social Science Research Assistants in Washington faces an effective total tax rate of only 15.7%, keeping 84.3% of every gross dollar. That leaves $42,496 net out of $50,420 gross — a favorable outcome compared to states with combined rates above 30%.
Washington is one of the few states with zero state income tax for wage earners. For a Social Science Research Assistants, that means the only deductions are federal income tax and FICA — no additional state withholding. This typically adds several thousand dollars per year compared to comparable states with income tax.
Federal tax on this Social Science Research Assistants salary is $4,066 (51%), but combined state ($0, 0%) + FICA ($3,857, 49%) make up the other 49% of the bill.
Washington ranks #29 of 45 states for Social Science Research Assistants after-tax pay — lower half of the national distribution. Either gross wages trail the national median, state tax is elevated, or both.
Translated into paycheck cadences, $42,496 net/year works out to $3,541/month or $1,634/bi-weekly for this Social Science Research Assistants in Washington — the numbers that actually hit a checking account after every deduction.
Where does a Social Science Research Assistants keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Washington ranks #29 out of 45 states for Social Science Research Assistants after-tax take-home pay.
A Social Science Research Assistants in Washington earning a median salary of $50,420 will take home approximately $42,496 per year after federal income tax ($4,066), state income tax ($0), and FICA ($3,857). That is $3,541 per month or $1,634 per bi-weekly paycheck.
The effective total tax rate for a Social Science Research Assistants in Washington is 15.7%, broken down as: federal income tax 8.1%, Washington state tax 0.0%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
No, Washington does not levy a state income tax on wages. This means a Social Science Research Assistants in Washington only pays federal income tax and FICA taxes, resulting in a lower overall tax burden compared to most other states. The total effective rate is 15.7%.
After all taxes, a Social Science Research Assistants in Washington takes home approximately $3,541 per month, or about $20.43 per hour (based on a standard 2,080-hour work year). These figures assume a single filer, standard deduction, and no additional pre-tax deductions.
We start with the 2025 BLS median salary of $50,420 for Social Science Research Assistants in Washington, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Washington state income tax (no state income tax), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $42,496/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
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This estimate assumes a single filer using the 2024 standard deduction ($14,600), with W-2 employment income only. It does not account for: itemized deductions, tax credits (e.g. earned income credit, child tax credit), local/city taxes, pre-tax contributions (401k, HSA, FSA), self-employment tax, or additional income sources. Actual take-home pay may differ. Consult a tax professional for personalized advice.
Our Methodology · Data Sources · Salary: BLS OEWS · Tax: IRS + State DOR