How much does a Environmental Engineers actually take home in District of Columbia?
Progressive (up to 10.8%) — 30.3% effective total tax rateData: BLS OEWS 2024 + IRS/State Tax Brackets 2024 • Updated 2026-04-02
Some links are affiliate links. See our disclosure.
Detailed line-by-line tax calculation for a Environmental Engineers earning $121,860 in District of Columbia (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $121,860 | — |
| Federal Income Tax | -$18,784 | 15.4% |
| District of Columbia State Income Tax | -$8,758 | 7.2% |
| Social Security (OASDI) | -$7,555 | 6.2% |
| Medicare | -$1,766 | 1.5% |
| Total Taxes | -$36,865 | 30.3% |
| Take-Home Pay | $84,994 | 69.7% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Environmental Engineers in District of Columbia.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $78,580 | -$20,219 | $58,360 | 25.7% |
| 25th Percentile (P25) | $100,800 | -$28,696 | $72,103 | 28.5% |
| Median (P50) | $121,860 | -$36,865 | $84,994 | 30.3% |
| 75th Percentile (P75) | $130,670 | -$40,402 | $90,267 | 30.9% |
| 90th Percentile (P90) | $145,600 | -$46,396 | $99,203 | 31.9% |
A Environmental Engineers in District of Columbia faces a combined 30.3% effective tax rate, taking home $84,994 out of $121,860. The progressive (up to 10.8%) adds $8,758 on top of federal and FICA taxes. In a no-income-tax state, this salary would yield approximately $93,752 — a difference of $8,758/year.
Where does a Environmental Engineers keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
District of Columbia ranks #3 out of 48 states for Environmental Engineers after-tax take-home pay.
A Environmental Engineers in District of Columbia earning a median salary of $121,860 will take home approximately $84,994 per year after federal income tax ($18,784), state income tax ($8,758), and FICA ($9,322). That is $7,082 per month or $3,269 per bi-weekly paycheck.
The effective total tax rate for a Environmental Engineers in District of Columbia is 30.3%, broken down as: federal income tax 15.4%, District of Columbia state tax 7.2%, and FICA (Social Security + Medicare) 7.7%. This assumes a single filer with the standard deduction for 2024.
District of Columbia has a progressive (up to 10.8%). On a Environmental Engineers's median salary of $121,860, the state income tax amounts to $8,758 per year, which is an effective state rate of 7.2%.
After all taxes, a Environmental Engineers in District of Columbia takes home approximately $7,082 per month, or about $40.86 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 2024 BLS median salary of $121,860 for Environmental Engineers in District of Columbia, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), District of Columbia state income tax (progressive (up to 10.8%)), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $84,994/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
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