Kentucky Tax Tables for 2021
The 2021 Kentucky Tax Tables summarise the state-level rules applied to wages, deductions, credits and taxable income. These tables match the rules used by the Kentucky State Tax Calculator 2021.
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Kentucky Tax Tables for 2021
The tables below outline the income tax structure, deduction amounts, state-level credits and payroll-related rules used for Kentucky in 2021. Kentucky applies a flat income tax to this filing status. All taxable income is taxed at the same rate, with no marginal brackets. This table shows the single rate used in calculations. To understand how flat tax tables differ from progressive systems, see our Tax Tables guide.
Single – Flat Income Tax (2021)
A single flat tax rate applies to all taxable income for Single filers.
| Bracket | Range | Rate |
|---|---|---|
| 1 | 0 and over | 5% |
Married filing jointly – Flat Income Tax (2021)
A single flat tax rate applies to all taxable income for Married filing jointly filers.
| Bracket | Range | Rate |
|---|---|---|
| 1 | 0 and over | 5% |
Married filing separately – Flat Income Tax (2021)
A single flat tax rate applies to all taxable income for Married filing separately filers.
| Bracket | Range | Rate |
|---|---|---|
| 1 | 0 and over | 5% |
Head of household – Flat Income Tax (2021)
A single flat tax rate applies to all taxable income for Head of household filers.
| Bracket | Range | Rate |
|---|---|---|
| 1 | 0 and over | 5% |
Widowed – Flat Income Tax (2021)
A single flat tax rate applies to all taxable income for Widowed filers.
| Bracket | Range | Rate |
|---|---|---|
| 1 | 0 and over | 5% |
Kentucky Standard Deduction(2021)
State-level standard deduction amounts for each filing status.
| Filing Status | Amount |
|---|---|
| Single | $2,690 |
| Married filing jointly | $5,380 |
| Married filing separately | $2,690 |
| Head of household | $2,690 |
| Widowed | $5,380 |
Kentucky Tax Tables for Related Years
These related years are often reviewed together for comparing bracket changes, deductions and Kentucky updates:
Frequently Asked Questions
Does this show employer payroll taxes?
No—only employee-side KY, FICA, and Medicare withholdings are shown.
Interest/dividends handling
Add them to income; if itemizing, summarize via Schedule B.
Refund calculator vs paycheck math
Refund tools integrate the full year, while this page simulates per-period withholding.
What if my city (e.g., Louisville/Lexington) withholds local tax?
Include a local rate/amount so take-home reflects occupational tax in addition to KY state tax.
Grow savings from small daily cuts
Try Daily Expense Savings with your KY net.
Important Notes
All calculations are estimates for guidance only. Always review your return and consider professional advice when submitting official filings.