TaxFacetTaxFacet

Maine Self-Employment Tax Calculator (2025)

Calculate your self-employment tax in Maine including federal SE tax (15.3%), federal income tax, Maine state tax, and quarterly estimated payments.

$
$

Total Tax

$22,678

28.35%

Effective Rate

SE Tax

$11,304

Federal Income Tax

$7,971

ME State Tax

$3,404

Quarterly Estimate

$5,670

Summary

On $80,000 of net self-employment income in Maine, your total tax is $22,678 (28.35% effective rate), including $11,304 in SE tax, $7,971 in federal income tax, and $3,404 in Maine state tax. Quarterly estimate: $5,670.

Maine adds $3,404 in state income tax (4.25% effective rate) on top of your federal tax obligations, bringing your total tax to $22,678.

Your net SE income of $80,000 is multiplied by 92.35% to get $73,880 in SE taxable earnings. This factor accounts for the employer-equivalent portion of FICA.

The 15.3% SE tax rate includes 12.4% for Social Security and 2.9% for Medicare. Your total SE tax is $11,304, and you can deduct $5,652 (half) from your gross income.

Your estimated quarterly payment is $5,670, due in April, June, September, and January. Missing payments may result in underpayment penalties.

Income Tax: $7,971
SS Tax: $9,161
ME State Tax

SE Tax Calculation Journey

12 rows

StepAmount
Net SE Income$80,000
SE Income (92.35%)$73,880
Social Security Tax$9,161
Medicare Tax$2,143
Total SE Tax$11,304
Deductible Half$5,652
AGI$74,348
Taxable Income$59,348
Federal Income Tax$7,971
Maine Income Tax$3,404
Total Tax$22,678
Quarterly Estimate$5,670

Estimated federal and Maine self-employment tax. Does not include QBI deduction, local taxes, or tax credits. Quarterly estimate assumes equal payments. Not tax advice.

Related Calculators

Maine State Income TaxMaine PaycheckMaine Capital Gains TaxMaine Bonus TaxMaine Retirement Income TaxMaine Sales Tax