Kentucky Paycheck Calculator
Kentucky has a flat 4.00% state income tax — calculate your take-home pay with this simple, predictable rate.
Kentucky Flat Tax: 4.00%
Kentucky uses a flat (single-rate) income tax of 4.00% on all taxable income — the same rate regardless of how much you earn. This makes estimating your Kentucky tax straightforward.
Enter Your Gross Pay
Kentucky Tax Summary
| Federal Income Tax | 10% – 37% (progressive brackets) |
| Social Security | 6.2% (up to $176,100 wage base) |
| Medicare | 1.45% (+ 0.9% over $200k) |
| Kentucky State Income Tax | 4.00% flat rate |