Last updated: 2025 BLS data · Page refreshed:
How much does a Biochemists and Biophysicists actually take home in Iowa?
3.9% flat rate — 25.5% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Biochemists and Biophysicists earning $101,090 in Iowa (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $101,090 | — |
| Federal Income Tax | -$14,080 | 13.9% |
| Iowa State Income Tax | -$3,942 | 3.9% |
| Social Security (OASDI) | -$6,267 | 6.2% |
| Medicare | -$1,465 | 1.5% |
| Total Taxes | -$25,756 | 25.5% |
| Take-Home Pay | $75,333 | 74.5% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Biochemists and Biophysicists in Iowa.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $65,950 | -$13,967 | $51,982 | 21.2% |
| 25th Percentile (P25) | $79,440 | -$18,493 | $60,946 | 23.3% |
| Median (P50) | $101,090 | -$25,756 | $75,333 | 25.5% |
| 75th Percentile (P75) | $103,930 | -$26,709 | $77,220 | 25.7% |
| 90th Percentile (P90) | $136,840 | -$38,185 | $98,654 | 27.9% |
After federal income tax ($14,080), state tax ($3,942), and FICA ($7,733), a Biochemists and Biophysicists in Iowa takes home $75,333 per year — or $6,277 per month. The effective tax rate of 25.5% is moderate compared to the national range.
With an effective total rate of 25.5%, a Biochemists and Biophysicists in Iowa keeps $75,333 of $101,090 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 Biochemists and Biophysicists salary that contributes $3,943 to the 3.9% effective state-tax burden.
Federal tax on this Biochemists and Biophysicists salary is $14,081 (55%), but combined state ($3,943, 15%) + FICA ($7,733, 30%) make up the other 45% of the bill.
Moving this same Biochemists and Biophysicists salary to a zero-state-tax state would yield around $79,276 net — a gain of $3,943 (5.2%) per year versus Iowa.
Iowa ranks #16 of 35 states for Biochemists and Biophysicists after-tax pay — comfortably in the upper half.
Translated into paycheck cadences, $75,333 net/year works out to $6,278/month or $2,897/bi-weekly for this Biochemists and Biophysicists in Iowa — the numbers that actually hit a checking account after every deduction.
Where does a Biochemists and Biophysicists keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Iowa ranks #16 out of 35 states for Biochemists and Biophysicists after-tax take-home pay.
A Biochemists and Biophysicists in Iowa earning a median salary of $101,090 will take home approximately $75,333 per year after federal income tax ($14,080), state income tax ($3,942), and FICA ($7,733). That is $6,277 per month or $2,897 per bi-weekly paycheck.
The effective total tax rate for a Biochemists and Biophysicists in Iowa is 25.5%, broken down as: federal income tax 13.9%, Iowa state tax 3.9%, and FICA (Social Security + Medicare) 7.7%. This assumes a single filer with the standard deduction for 2024.
Iowa has a 3.9% flat rate. On a Biochemists and Biophysicists's median salary of $101,090, the state income tax amounts to $3,942 per year, which is an effective state rate of 3.9%.
After all taxes, a Biochemists and Biophysicists in Iowa takes home approximately $6,277 per month, or about $36.22 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 $101,090 for Biochemists and Biophysicists 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 — $75,333/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