Finance · Kentucky · Tax year 2026

Kentucky Self-Employment Tax Calculator 2026

On $100,000 of 2026 self-employment profit, a single Kentucky sole proprietor with no other income owes about $25,500: $14,130 of self-employment tax, $8,235 of federal income tax, and $3,135 of Kentucky income tax. That is 25.5% of profit, or $6,375 for each quarterly estimated payment.

Against its neighbors, the same $100,000 of profit costs $1,395 more in Virginia and $3,135 less in Ohio.

State income tax: 3.5% flat
Kentucky tax on $100,000: $3,135
National rank: #31 highest of 51
Set aside on $100,000: 25.5%
State estimated payments: Form 740-ES
LLC filing fee: $40
State sales tax: 6%

State

KentuckyChange state

Net self-employment profit (2026)

Other income (W-2 wages, spouse, interest)

More options

Retirement + health insurance deductions

Local income tax rate (optional)

Service business (consulting, law, health, accounting, financial services, performing arts). Only matters for the QBI deduction at higher incomes.

Enter your net profit — revenue minus business expenses — to see how much to set aside and what to pay each quarter.

A 2026 planning estimate using the standard deduction, not a tax return: it ignores credits, itemized deductions, and AMT. All calculations happen in your browser. Nothing is stored.

✳ Free · No signup · Runs in your browser — we never store your numbers

Kentucky self-employment tax at common profit levels

2026 estimates for a single filer with no other income, using the standard deduction and no retirement or health insurance deductions. "Set aside" is the share of profit to move into a tax account; "Quarterly" is each of the four estimated payments.

Profit	SE tax	Federal income tax	Kentucky tax	Total	Set aside	Quarterly
$40,000	$5,652	$1,775	$1,183	$8,610	21.5%	$2,153
$60,000	$8,478	$3,559	$1,834	$13,871	23.1%	$3,468
$80,000	$11,304	$5,344	$2,485	$19,132	23.9%	$4,783
$100,000	$14,130	$8,235	$3,135	$25,500	25.5%	$6,375
$150,000	$21,194	$16,413	$4,762	$42,369	28.2%	$10,592
$250,000	$29,851	$36,509	$8,115	$74,475	29.8%	$18,619

Married filing jointly

The same profit, earned by one spouse filing jointly with no other household income.

Profit	SE tax	Federal income tax	Kentucky tax	Total	Set aside	Quarterly
$40,000	$5,652	$398	$1,183	$7,233	18.1%	$1,808
$60,000	$8,478	$1,885	$1,834	$12,197	20.3%	$3,049
$80,000	$11,304	$3,550	$2,485	$17,338	21.7%	$4,335
$100,000	$14,130	$5,335	$3,135	$22,599	22.6%	$5,650
$150,000	$21,194	$9,795	$4,762	$35,751	23.8%	$8,938
$250,000	$29,573	$25,154	$8,115	$62,843	25.1%	$15,711

How Kentucky taxes self-employment income

Kentucky starts from federal adjusted gross income (after the deduction for half of self-employment tax), then applies its own deductions, exemptions, and credits.

Standard deduction: $3,360
Top rate: 3.5%; your bracket on $100,000 of profit is 3.5%.

2026 Kentucky income tax brackets (all filers)

Taxable income over	Up to	Rate
$0	and up	3.5%

Kentucky vs its neighbors

The same $100,000 of 2026 profit for a single sole proprietor, run through each state's rules. Federal tax is the same everywhere, so the difference is state income tax. Against its neighbors, the same $100,000 of profit costs $1,395 more in Virginia and $3,135 less in Ohio.

State	State income tax	Total tax	Set aside	vs Kentucky
Kentucky	$3,135	$25,500	25.5%	—
Illinois	$4,456	$26,820	26.8%	+$1,320
Indiana	$2,712	$25,077	25.1%	−$423
Missouri	$3,373	$25,737	25.7%	+$237
Ohio	$0	$22,365	22.4%	−$3,135
Tennessee	$0	$22,365	22.4%	−$3,135
Virginia	$4,530	$26,894	26.9%	+$1,395
West Virginia	$3,367	$25,732	25.7%	+$232

How the gap changes with profit

Extra tax (+) or savings (−) for a single filer if the same business were based in each of its neighbors instead of Kentucky.

Profit	Illinois	Indiana	Missouri	Ohio	Tennessee	Virginia	West Virginia
$40,000	+$512	−$116	−$395	−$1,184	−$1,184	+$140	−$230
$60,000	+$781	−$219	−$176	−$1,834	−$1,834	+$558	−$147
$80,000	+$1,051	−$321	+$35	−$2,485	−$2,485	+$976	+$31
$100,000	+$1,320	−$423	+$237	−$3,135	−$3,135	+$1,395	+$232
$150,000	+$1,994	−$679	+$853	−$4,762	−$4,762	+$2,440	+$734
$250,000	+$3,383	−$1,206	+$2,003	−$8,115	−$8,115	+$4,596	+$1,769

What's different about Kentucky for the self-employed

Kentucky's 2026 rate is a flat 3.5%. Married couples where both spouses earn income can file separately on a combined return and claim two $3,360 deductions.
Local occupational license taxes apply to self-employment profit: Louisville 2.2% for residents, Lexington 2.25%, and roughly 0.5%–2.5% elsewhere. Enter yours under "Local income tax rate".
A single-member LLC owes Kentucky's limited liability entity tax ($175 minimum); sole proprietors without an LLC do not.
A single-member LLC owned by an individual must file Kentucky Form 725 and pay the Limited Liability Entity Tax (LLET), which has a $175 minimum even with no profit.
Many Kentucky cities and counties charge an occupational license fee on business net profits or gross receipts (method set by each local district), filed separately from the state return.
Kentucky's individual income tax rate for 2026 is a flat 3.5%.

Kentucky estimated payments and deadlines

Kentucky collects its own estimated income tax with Form 740-ES, separately from the IRS. Required if you expect to owe at least $500 in Kentucky tax after withholding and refundable credits, and your withholding and credits will be less than the smaller of 90% of this year's tax or 100% of last year's tax.

Installment	Kentucky due date	Share of the year	Federal due date
Q1	April 15, 2026	25%	April 15, 2026
Q2	June 15, 2026	25%	June 15, 2026
Q3	September 15, 2026	25%	September 15, 2026
Q4	January 15, 2027	25%	January 15, 2027

The 2026 Kentucky income tax return is due April 15, 2027.

File and pay through the Kentucky Department of Revenue.

LLC fees and sales tax in Kentucky

Forming an LLC: $40 state filing fee.
Annual Report: $15, every year, due between January 1 and June 30.
Sales tax: 6% statewide. Use the Sales Tax Calculator to price a sale.

A single-member LLC is taxed exactly like a sole proprietorship unless it elects S or C corporation status, so the self-employment tax figures on this page apply either way.

Kentucky self-employment tax FAQs

How much should I set aside for taxes if I'm self-employed in Kentucky?

For a single filer with no other income, about 23.1% of profit at $60,000, 25.5% at $100,000, and 28.2% at $150,000 for 2026, covering self-employment tax, federal income tax, and Kentucky income tax. Enter your own numbers in the calculator for a personal figure.

Does Kentucky tax self-employment income?

Yes. Kentucky taxes self-employment profit as ordinary income at 3.5% flat rate. Kentucky starts from federal adjusted gross income (after the deduction for half of self-employment tax), then applies its own deductions, exemptions, and credits.

When are Kentucky estimated tax payments due for 2026?

April 15, 2026, June 15, 2026, September 15, 2026, January 15, 2027, using Form 740-ES. Required if you expect to owe at least $500 in Kentucky tax after withholding and refundable credits, and your withholding and credits will be less than the smaller of 90% of this year's tax or 100% of last year's tax.

How much does an LLC cost in Kentucky?

The state filing fee to form an LLC is $40. Annual Report: $15, every year, due between January 1 and June 30. A single-member LLC is still taxed like a sole proprietorship for federal purposes, so the self-employment tax figures above apply.

Sources and method

Computed with the Self-Employment Tax Calculator's 2026 engine and Kentucky's rules from the sources below. Planning estimates, not a return. Last checked 2026-10-08.