Paycheck Calculator in Mason City, IA
Calculate your take-home pay in Mason City, Iowa after federal and state taxes.
Updated May 2026Mason City, Iowa Paycheck Calculator
Tax snapshot: Mason City, IA
Mason City is a city of 27k residents in Iowa. Iowa applies a flat 3.80% income tax rate to all taxable income — the same rate regardless of how much you earn. After subtracting the state standard deduction of $14,600.00, every dollar above that threshold is taxed at 3.80%. Flat-rate states make paycheck planning simpler: no bracket math, no surprise marginal rates.
Iowa's tax rules apply uniformly across the state, so your take-home pay in Mason City depends on your individual salary, filing status, and any pre-tax deductions like 401(k) contributions or health insurance premiums. Use the calculator above to get a personalized estimate for your situation.
The paycheck calculator above applies Iowa's 2026 tax rates alongside updated 2026 federal income tax brackets to estimate your exact Mason City take-home pay. Enter your annual salary, pay frequency, and filing status — then expand the pre-tax deductions section to factor in 401(k) contributions and health insurance premiums, which lower your taxable income before both state and federal taxes are applied.
2025 Iowa Income Tax Rates
Iowa uses a flat income tax rate of 3.80% on all taxable income.
Deductions & Exemptions
- Standard Deduction
- $14,600.00
Estimated Iowa State Tax by Salary
| Annual Salary | State Tax | Effective Rate |
|---|---|---|
| $40,000.00 | $965.20 | 2.41% |
| $60,000.00 | $1,725.20 | 2.88% |
| $80,000.00 | $2,485.20 | 3.11% |
| $100,000.00 | $3,245.20 | 3.25% |
Federal and FICA taxes not included. Based on single filer, 2025 rates.
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Disclaimer: For informational purposes only. Not tax, legal, or financial advice.