Last updated: 2025 BLS data · Page refreshed:
How much does a Environmental Engineers actually take home in Iowa?
3.9% flat rate — 24.9% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Environmental Engineers earning $94,830 in Iowa (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $94,830 | — |
| Federal Income Tax | -$12,703 | 13.4% |
| Iowa State Income Tax | -$3,698 | 3.9% |
| Social Security (OASDI) | -$5,879 | 6.2% |
| Medicare | -$1,375 | 1.5% |
| Total Taxes | -$23,656 | 24.9% |
| Take-Home Pay | $71,173 | 75.1% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Environmental Engineers in Iowa.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $66,780 | -$14,245 | $52,534 | 21.3% |
| 25th Percentile (P25) | $79,000 | -$18,345 | $60,654 | 23.2% |
| Median (P50) | $94,830 | -$23,656 | $71,173 | 24.9% |
| 75th Percentile (P75) | $111,940 | -$29,396 | $82,543 | 26.3% |
| 90th Percentile (P90) | $134,050 | -$37,193 | $96,856 | 27.7% |
After federal income tax ($12,703), state tax ($3,698), and FICA ($7,254), a Environmental Engineers in Iowa takes home $71,173 per year — or $5,931 per month. The effective tax rate of 24.9% is relatively low compared to the national range.
With an effective total rate of 24.9%, a Environmental Engineers in Iowa keeps $71,174 of $94,830 gross — roughly typical for U.S. middle-income earners once federal, FICA and state taxes are combined.
Iowa applies a flat state income tax — every dollar of wage income is taxed at the same rate. For this Environmental Engineers salary that contributes $3,698 to the 3.9% effective state-tax burden.
Federal tax on this Environmental Engineers salary is $12,704 (54%), but combined state ($3,698, 16%) + FICA ($7,254, 31%) make up the other 46% of the bill.
Moving this same Environmental Engineers salary to a zero-state-tax state would yield around $74,872 net — a gain of $3,698 (5.2%) per year versus Iowa.
Iowa ranks #37 of 50 states for Environmental Engineers 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, $71,174 net/year works out to $5,931/month or $2,737/bi-weekly for this Environmental Engineers in Iowa — the numbers that actually hit a checking account after every deduction.
Where does a Environmental Engineers keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Iowa ranks #37 out of 50 states for Environmental Engineers after-tax take-home pay.
A Environmental Engineers in Iowa earning a median salary of $94,830 will take home approximately $71,173 per year after federal income tax ($12,703), state income tax ($3,698), and FICA ($7,254). That is $5,931 per month or $2,737 per bi-weekly paycheck.
The effective total tax rate for a Environmental Engineers in Iowa is 24.9%, broken down as: federal income tax 13.4%, Iowa state tax 3.9%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Iowa has a 3.9% flat rate. On a Environmental Engineers's median salary of $94,830, the state income tax amounts to $3,698 per year, which is an effective state rate of 3.9%.
After all taxes, a Environmental Engineers in Iowa takes home approximately $5,931 per month, or about $34.22 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 $94,830 for Environmental Engineers in Iowa, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Iowa state income tax (3.9% flat rate), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $71,173/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