Connecticut Self-Employment Tax Calculator
Connecticut has a graduated state income tax with a top rate of 6.99%. On top of that, every freelancer, gig worker, and 1099 contractor owes 15.3% federal self-employment tax on net profit. Enter your expected Connecticut net profit to see your full 2026 tax breakdown.
Take-home rate 76%
Take-home $57,307 Tax $17,693
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
Connecticut income tax $2,198
Bottom line
Total estimated tax $17,693
Effective tax rate 23.6%
Estimated take-home pay $57,307
Running your business as an LLC in Connecticut?
Connecticut charges a $80 annual LLC fee. Annual report due March 31.
See the full Connecticut LLC tax calculator →