Kentucky Tax Tables for 2018
The 2018 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 2018.
On This Page
Quick Access Tools
Kentucky Tax Tables for 2018
The tables below outline the income tax structure, deduction amounts, state-level credits and payroll-related rules used for Kentucky in 2018. Kentucky uses filing-status–specific progressive income tax tables. Income is divided into brackets and each portion is taxed at its marginal rate. The table below shows the full structure for this filing status. For a full explanation of marginal brackets, see our Tax Tables guide.
Single – Progressive Tax Brackets (2018)
Marginal income tax brackets for Single filers in Kentucky for 2018. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 3,000.00 | 2% |
| 2 | $ 3,000.00 to $ 4,000.00 | 3% |
| 3 | $ 4,000.00 to $ 5,000.00 | 4% |
| 4 | $ 5,000.00 to $ 8,000.00 | 5% |
| 5 | $ 8,000.00 to $ 75,000.00 | 5.8% |
| 6 | $ 75,000.00 and over | 6% |
Married filing jointly – Progressive Tax Brackets (2018)
Marginal income tax brackets for Married filing jointly filers in Kentucky for 2018. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 3,000.00 | 2% |
| 2 | $ 3,000.00 to $ 4,000.00 | 3% |
| 3 | $ 4,000.00 to $ 5,000.00 | 4% |
| 4 | $ 5,000.00 to $ 8,000.00 | 5% |
| 5 | $ 8,000.00 to $ 75,000.00 | 5.8% |
| 6 | $ 75,000.00 and over | 6% |
Married filing separately – Progressive Tax Brackets (2018)
Marginal income tax brackets for Married filing separately filers in Kentucky for 2018. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 3,000.00 | 2% |
| 2 | $ 3,000.00 to $ 4,000.00 | 3% |
| 3 | $ 4,000.00 to $ 5,000.00 | 4% |
| 4 | $ 5,000.00 to $ 8,000.00 | 5% |
| 5 | $ 8,000.00 to $ 75,000.00 | 5.8% |
| 6 | $ 75,000.00 and over | 6% |
Head of household – Progressive Tax Brackets (2018)
Marginal income tax brackets for Head of household filers in Kentucky for 2018. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 3,000.00 | 2% |
| 2 | $ 3,000.00 to $ 4,000.00 | 3% |
| 3 | $ 4,000.00 to $ 5,000.00 | 4% |
| 4 | $ 5,000.00 to $ 8,000.00 | 5% |
| 5 | $ 8,000.00 to $ 75,000.00 | 5.8% |
| 6 | $ 75,000.00 and over | 6% |
Widowed – Progressive Tax Brackets (2018)
Marginal income tax brackets for Widowed filers in Kentucky for 2018. Only the portion of income within each bracket is taxed at the stated rate.
| Bracket | Range | Rate |
|---|---|---|
| 1 | $ 0.00 to $ 3,000.00 | 2% |
| 2 | $ 3,000.00 to $ 4,000.00 | 3% |
| 3 | $ 4,000.00 to $ 5,000.00 | 4% |
| 4 | $ 5,000.00 to $ 8,000.00 | 5% |
| 5 | $ 8,000.00 to $ 75,000.00 | 5.8% |
| 6 | $ 75,000.00 and over | 6% |
Kentucky Standard Deduction(2018)
State-level standard deduction amounts for each filing status.
| Filing Status | Amount |
|---|---|
| Single | $2,480 |
| Married filing jointly | $4,960 |
| Married filing separately | $2,480 |
| Head of household | $2,480 |
| Widowed | $4,960 |
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.