KENTUCKY PAYCHECK CALCULATOR

Kentucky’s income tax has been on a steady one-way trip downward since 2018, when lawmakers collapsed a graduated system that topped out at 6% into a flat 5% rate. House Bill 8, passed in 2022, wrote an automatic trigger into law: every time the state hits certain revenue targets, the flat rate drops by half a point, pending legislative ratification each time. That mechanism has fired repeatedly, 5% in 2018, 4.5% in 2023, 4% in 2025, and now 3.5% for 2026, confirmed by House Bill 1 in February 2025 and reflected in the Kentucky Department of Revenue’s own 2026 withholding formula.

What makes Kentucky’s paycheck math different from most flat-tax states is what happens after the state rate: nearly every city and county in Kentucky layers its own local occupational tax on top, something most states don’t do at all. Workers in Louisville pay a combined 2.4% (2.2% city plus 0.2% county), Lexington workers pay 2.25%, and dozens of smaller cities charge somewhere between 0.5% and 2.5%. Add that to the 3.5% state rate and someone working in Louisville or Lexington is really paying close to 5.75% to 5.95% in combined state and local income tax, even though the headline state rate looks low. If you’re comparing offers, check the Tennessee paycheck calculator for a zero-income-tax neighbor, or the Indiana paycheck calculator and Ohio paycheck calculator, two other low-flat-rate states nearby that also layer on local taxes.

Federal Tax on a $70,000 Salary: The Worked Example

Here’s exactly how the calculator above lands on the federal number for a single filer earning $70,000 in 2026.

Step	Detail	Amount
Gross salary	Starting point	$70,000
Minus standard deduction	Single filer, 2026	-$16,100
Federal taxable income		$53,900
10% bracket	$0 – $12,400	$1,240
12% bracket	$12,400 – $50,400	$4,560
22% bracket	$50,400 – $53,900	$770
Total federal tax	Effective rate: 9.4% of gross	$6,570

Kentucky’s state tax works on a much smaller deduction than the federal one. With the $3,360 Kentucky standard deduction, taxable income comes to $66,640, and at a flat 3.5% that’s $2,332, no brackets, no marginal-versus-effective-rate gap like on the federal side.

Kentucky vs Neighboring States at $70,000 (Single)

Figures below use each state’s own 2026 standard deduction and published rates, same $70,000 gross salary, single filer, state-level tax only, before local city or county taxes.

State	Income Tax Type	State Tax Owed	Estimated Net Pay
Tennessee	No income tax	$0	$58,075
Ohio	Flat 2.75% above $26,050	~$1,150	~$57,280
Indiana	Flat 2.95% (state only)	~$2,035	~$56,395
Kentucky	Flat 3.5%	$2,332	$55,743
Missouri	Graduated, up to 4.7%	~$2,900	~$55,175
West Virginia	Graduated, up to 4.58%	~$2,700	~$55,375

Ohio, Indiana, Missouri and West Virginia figures are close estimates built from each state’s published 2026 rates rather than a full line-by-line bracket walk, so treat them as directional. Crucially, this table shows state tax only. Indiana adds a county income tax everywhere (0.5% to 2.9% depending on county), and Ohio has cities that add their own municipal income tax too, so Kentucky’s local occupational tax isn’t unique to Kentucky, it’s just structured differently.

Where Your Paycheck Money Actually Goes

Follow a $70,000 Kentucky salary from gross to net, in the order it actually leaves your check. Federal income tax comes off first, calculated on taxable income after the standard deduction: $6,570 gone before anything else. Social Security takes a flat 6.2% next, applying to the full salary since it’s well under the $184,500 wage base for 2026: that’s $4,340. Medicare follows at 1.45% with no cap at all, adding $1,015. Kentucky’s flat 3.5% state tax comes next, calculated on the $66,640 taxable figure after the state’s $3,360 deduction: $2,332. If you work in a city or county that levies a local occupational tax, that comes out too, generally applied to gross wages rather than taxable income, adding anywhere from a few hundred to well over a thousand dollars a year depending on where you work. Without any local tax, $13,973 leaves the paycheck before it’s yours, but Kentucky is one of the few states where that number genuinely depends on your zip code.

Kentucky’s Steady Path to a Flat 3.5%

Kentucky’s tax reform has moved in one direction for nearly a decade, and every step has been telegraphed well in advance thanks to the automatic trigger mechanism written into House Bill 8 back in 2022.

Tax Year	Structure	Rate
2017 and earlier	Graduated brackets	Top rate 6%
2018 to 2022	Single flat rate	5%
2023 to 2024	Single flat rate	4.5%
2025	Single flat rate	4.0%
2026	Single flat rate	3.5%

Each drop requires legislative ratification once the state hits its revenue trigger, which is why Kentucky’s rate cuts have come in fits and starts rather than a fixed schedule, the 2025 rate held for two years before the legislature approved the move to 3.5% via House Bill 1 in February 2025.

Kentucky’s Tax Burden vs National Averages

Tax Type	Kentucky	National Picture
State income tax	Flat 3.5%	Below most states before local tax is added
Local occupational tax	0.5%-2.5% in most cities/counties	Uncommon structure; most states don’t layer local income tax this broadly
Sales tax	Flat 6%, no local add-ons	Below the national average combined rate
Property tax (effective rate)	0.74%	Below the national average
Estate / inheritance tax	Inheritance tax exists, but immediate family (children, spouse, siblings) is fully exempt	Most states have neither

Kentucky ranks 25th overall on the Tax Foundation’s 2026 State Tax Competitiveness Index, a genuinely middle-of-the-road result once every tax type is weighed together. The state’s biggest selling point is its uniform, no-surprises sales tax, a flat 6% everywhere in the state with no local add-ons, which is unusual since most states let cities and counties stack their own sales tax on top. Kentucky’s inheritance tax is a rare feature nationally, but it only applies to heirs outside the immediate family, nieces, nephews, and more distant relatives, while spouses, children and siblings owe nothing.

Retirees in Kentucky

Kentucky treats retirees generously on several fronts even as its flat tax applies broadly to working income. Social Security benefits are fully exempt from state income tax. Military retirement pay is also fully exempt. State and local government pensions through KERS, CERS and TRS are fully exempt as well. For other retirement income, private pensions, 401(k) plans and IRA distributions, Kentucky allows an exclusion of up to $31,110 per person, a meaningful shield for retirees with moderate account balances, though amounts above that threshold are taxed at the regular flat 3.5% rate.

Frequently Asked Questions

Kentucky’s state-level tax picture keeps getting simpler and lower, three-plus percentage points off the top rate in under a decade, but the real number a worker takes home still depends heavily on which city or county they’re clocking in from. A Louisville or Lexington paycheck looks meaningfully different from one in a small town with no occupational tax at all, and that local layer is the detail most flat-tax comparisons miss when Kentucky gets lined up against states like Tennessee or Indiana.

Figures on this page are estimates for tax year 2026 based on published federal and state rates as of August 2026. They do not account for every credit, deduction, or local circumstance. Local occupational tax rates vary by city and county and must be entered manually above. Verify current figures with the Kentucky Department of Revenue or a tax professional before filing.