Taxes in Sioux City, Iowa
Complete tax guide for Sioux City, IA. State income tax up to 3.8%, 1.55% property tax, 7% sales tax. Calculate your total tax burden.
State Income Tax
3.8%
Iowa
Property Tax
1.55%
Effective rate
Sales Tax
7%
Combined rate
Tax Burden
Low
Sioux City, IA Tax Overview
Population
85,797
Median Income
$51,223
Cost of Living
84.1 (100 = avg)
State Income Tax
3.8%
Median Home Price
$145,000
Sioux City Tax Calculator
Pre-filled with Sioux City median: $51,223
Total Tax Burden in Sioux City
$9,973
Take-Home: $41,250 · Effective Rate: 19.47%
Federal Tax
$4,108
8.02% eff.
IA State
$1,946
3.80% eff.
FICA
$3,919
7.65% eff.
Take-Home
$41,250
80.53% kept
Tax Breakdown
| Item | Annual | Monthly |
|---|---|---|
| Gross Income | $51,223.00 | $4,268.58 |
| Federal Income Tax | -$4,108.26 | -$342.36 |
| Iowa State Tax | -$1,946.47 | -$162.21 |
| Social Security (6.2%) | -$3,175.83 | -$264.65 |
| Medicare (1.45%) | -$742.73 | -$61.89 |
| Take-Home Pay | $41,249.71 | $3,437.48 |
Property Tax in Sioux City
Median Home
$145,000
Annual Tax
$2,248
Monthly Tax
$187
Effective Rate
1.55%
Sales Tax in Sioux City
Combined Rate
7%
State Portion
~4.5%
Local Portion
~2.5%
The combined sales tax rate in Sioux City is 7%, which is below the national average of 7.12%. On a $100 purchase, you would pay $7.00 in sales tax.
Tax Burden Comparison
| Tax Type | Sioux City | Iowa Avg | National Avg |
|---|---|---|---|
| Income Tax | 3.8% | 3.8% | 4.6% |
| Property Tax | 1.55% | ~1.55% | 1.1% |
| Sales Tax | 7% | ~7% | 7.12% |
| Overall Burden | Low | — | Moderate |
About Taxes in Sioux City
Sioux City has a population of approximately 85,797 residents with a median household income of $51,223. The cost of living index is 84.1 (15.9% lower than the national average of 100).
Tax burden classification: Low. Effective combined tax rate of 26% includes federal, state, FICA, property, and sales taxes for a typical Sioux City household.
Official Tax Resources for Iowa
For authoritative Iowa tax forms, filing deadlines, and the latest legislative updates, consult these official government resources:
- Iowa Department of Revenue — official state revenue agency
- Iowa Individual Income Tax Forms — current tax year forms and instructions
- IRS Federal Tax Forms and Instructions — federal income tax filing
Tax Saving Tips for Sioux City Residents
- Iowa's income tax rate of 3.8% is competitive. You may still benefit from maximizing 401(k) contributions ($23,500 limit) to reduce your taxable income at both state and federal levels.
- Property tax in Sioux City (1.55%) is above the national average. Check if you qualify for homestead exemptions or assessment appeals to reduce your property tax bill.
- Use a Health Savings Account (HSA) if eligible. Contributions are tax-deductible ($4,400 individual, $8,750 family), growth is tax-free, and withdrawals for medical expenses are tax-free.
Other Cities in Iowa
Sources & Methodology
Tax rate data on this page is compiled from official government sources and updated for the 2026 tax year. Calculations follow the IRS-published 2026 federal tax brackets, FICA rates (6.2% Social Security up to $176,100 wage base, 1.45% Medicare), and Iowa state tax provisions. Property tax estimates use Sioux City's median home value of $145,000and the local effective property tax rate of 1.55%.
- • Federal tax brackets and standard deductions: IRS.gov
- • State income tax rates and brackets: Iowa Department of Revenue
- • Median household income, home value, and demographics: U.S. Census Bureau ACS
- • Cost of living comparisons: U.S. Bureau of Labor Statistics CES
- • National average benchmarks: Tax Foundation state-level tax burden studies
Disclaimer: Estimates are for informational purposes only. Actual tax liability depends on filing status, deductions, credits, and individual circumstances. Consult a licensed tax professional or your state revenue agency for binding tax guidance.
Reviewed by LevyIO Tax Research Team · Published 2026-01-15 · Last updated 2026-04-30
Calculate Your Full Iowa Tax Burden
See detailed state tax brackets, FICA breakdown, and compare to neighboring states.
Frequently Asked Questions
What are the tax rates in Sioux City, IA?
Sioux City, Iowa has a state income tax rate up to 3.8%. The property tax rate is 1.55% and the combined sales tax rate is 7%.
How much is property tax in Sioux City?
The effective property tax rate in Sioux City is 1.55%. On the median home price of $145,000, this equals approximately $2,248 per year or $187 per month. This is above the national average of 1.1%.
What is the sales tax rate in Sioux City?
The combined sales tax rate in Sioux City is 7%, which includes both state and local components. This is below the national average combined rate of approximately 7.12%.
How does Sioux City's tax burden compare to other cities?
Sioux City has a low overall tax burden. The effective total tax rate for a median-income household is approximately 26%. The combination of 3.8% state income tax, 1.55% property tax, and 7% sales tax determines the total burden. Cost of living index is 84.1 (100 = national average).
Are there any local taxes in Sioux City?
Sioux City does not impose a separate local or city income tax. Residents pay the state income tax of 3.8%, federal income tax, and FICA (Social Security and Medicare).