Iowa Self-Employment Tax Calculator
Iowa has a flat 3.80% state income tax. On top of that, every freelancer, gig worker, and 1099 contractor owes 15.3% federal self-employment tax on net profit. Enter your expected Iowa net profit to see your full 2026 tax breakdown.
Take-home rate 77%
Take-home $57,468 Tax $17,532
Federal SE tax
Net earnings subject to SE tax (92.35%) $69,263
Social Security (12.4%) $8,589
Medicare (2.9%) $2,009
Total self-employment tax $10,597
Income tax
Half of SE tax deduction -$5,299
QBI deduction (20%) -$10,720
Federal income tax $4,898
Iowa income tax $2,037
Bottom line
Total estimated tax $17,532
Effective tax rate 23.4%
Estimated take-home pay $57,468
Running your business as an LLC in Iowa?
Iowa charges a $30 biennial LLC fee. Biennial report due April 1 of odd years.
See the full Iowa LLC tax calculator →