Iowa vs South Carolina Paycheck Comparison 2026

At a $100,000 salary, Iowa results in $1,907 more annual take-home pay. Iowa has a flat state income tax of 3.80%. All taxable income is taxed at the same rate. South Carolina uses a progressive income tax with 3 brackets ranging from 0.00% to 6.40%.

The difference depends on salary. At $50,000, the gap is $607/yr. At $150,000, it grows to $3,207/yr. At $300,000, the difference is $7,107/yr.

Yes. Federal income tax, Social Security, and Medicare are the same in every state. Only state income tax differs. This calculator shows the combined effect of federal and state taxes on your take-home pay.

Iowa is cheaper to live in. Cost of living in Iowa is 1% lower than in South Carolina. Iowa's Regional Price Parity is 90.2 and South Carolina's is 91.3 (US average = 100).

Yes. Iowa has a lower cost of living than South Carolina (index 90.2 vs 91.3). Housing is typically the biggest difference between the two states.

Yes. South Carolina has a higher cost of living (index 91.3) compared to Iowa (index 90.2). The national average is 100. Housing costs are typically the largest driver of the difference.

At a $100,000 salary, take-home pay of $75,380 in Iowa has the purchasing power of $74,472 in South Carolina terms. Conversely, $73,473 in South Carolina equals $74,369 in Iowa terms. After adjusting for both taxes and cost of living, Iowa comes out ahead.

The overall cost of living is 1% different between Iowa and South Carolina. Living costs are 10% below the national average Living costs are 9% below the national average After taxes and cost of living, Iowa gives you more purchasing power on a $100,000 salary.

Iowa requires residents to file a state income tax return annually, typically due April 15. South Carolina requires residents to file a state income tax return annually, typically due April 15. If you move between states mid-year, you typically file a part-year resident return in each state for the income earned while living there. Each state has its own tax return form — check your state's department of revenue website for the correct form and e-filing options.