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Kentucky State Income Tax Calculator (2025)

Calculate your Kentucky state income tax for 2021–2025. Flat 4% rate (2024–2025), own standard deduction, and declining rate schedule under HB 8.

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Kentucky State Tax

$2,869

3.83%

KY Effective Rate

Effective Rate

3.83%

Taxable Income

$71,730

After-Tax Income

$72,131

Summary

On $75,000 gross income, you owe an estimated $2,869 in Kentucky state taxes for 2025.

Kentucky uses a flat 4.00% income tax rate for 2025. The rate dropped from 5% (2021–2022) to 4.5% (2023) to 4% (2024–2025) under HB 8's phased reduction plan.

Using the $3,270 Kentucky standard deduction for Single.

Kentucky has no personal exemptions. The standard deduction is the only above-the-line reduction before the flat rate is applied.

Note: Many Kentucky cities and counties levy local occupational taxes (averaging ~1.3% of wages), which are not included in this estimate.

Kentucky uses a flat 4.00% rate on all taxable income for 2025. Your $71,730 in taxable income (after the $3,270 deduction) results in $2,869 of state tax.

Kentucky state income tax only. Does not include local occupational taxes, the Family Size Tax Credit, or other special situations. Not tax advice.

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