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Hamilton County, Indiana Paycheck Calculator (2026)

Last reviewed: April 20, 2026

Hamilton County, Indiana sits immediately north of Marion County (Indianapolis) and contains the cities of Carmel, Fishers, and Noblesville. It levies a 1.1% County Income Tax (CIT) under Indiana's universal county-tax framework. Combined with Indiana's 3.05% flat state tax, a Hamilton County resident pays about 4.15% in state plus county income tax. The county sits on the lower end of Indiana's CIT spectrum, which makes the combined burden noticeably lower than Marion County's. This calculator estimates 2026 take-home pay for a Hamilton County resident after federal tax, FICA, Indiana state tax, and the Hamilton County rate. It supports pre-tax 401(k) and HSA deductions.

$85,000 single filer take-home comparison

Hamilton County, Indiana

$65,100

Indiana (no city tax)

$66,000

Texas (no income tax)

$68,600

Hamilton County, Indiana take-home is -$900 vs the state-only figure and -$3,500 vs the no-income-tax baseline.

Hamilton County, Indiana local tax breakdown

Local bracket schedule applied by the calculator for 2026.

Taxable IncomeRate
$0+1.10%

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Hamilton County, Indiana paycheck FAQ

Why is Hamilton County's CIT so low compared to Marion County?
Hamilton County is one of Indiana's most affluent counties with a strong property-tax base, which lets it operate at a lower CIT rate while still funding county services. Carmel and Fishers in particular have substantial commercial bases that contribute to county revenue.
If I live in Carmel and commute to Indianapolis, what applies?
Indiana's CIT applies based on county of residence. A Carmel resident (Hamilton County) commuting to Indianapolis (Marion County) pays Hamilton County's 1.1%, not Marion's 2.02%, on those wages. This is the structural reason many Indianapolis-area workers cluster in Hamilton County.
Is the Hamilton County, Indiana tax the same as Hamilton, Ohio's?
No. These are entirely separate jurisdictions. Hamilton County, Indiana is a county that levies a CIT. Hamilton, Ohio is a city in Butler County with its own municipal income tax. The shared name is coincidental.

See also

Run the full Indiana paycheck calculatorCompare to Indianapolis (Marion County) paycheck calculatorCompare to Fort Wayne (Allen County) paycheck calculatorCompare to Lafayette (Tippecanoe County), Indiana paycheck calculatorCompare to Evansville (Vanderburgh County) paycheck calculatorCompare to Gary (Lake County), Indiana paycheck calculatorCompare to Anderson (Madison County), Indiana paycheck calculatorCompare to South Bend (St. Joseph County) paycheck calculatorBrowse all city paycheck calculatorsBrowse paycheck calculators by statePaycheck and tax glossaryHow we calculate paycheck taxes

Reviewed

How This Page Is Reviewed

The Hamilton County, Indiana paycheck page is reviewed against primary federal, state, and city sources before each major tax-year update. Source links below are the references used to validate brackets, wage bases, and supported local taxes.

Reviewed by

PaycheckCalc Research Desk

Last reviewed

2026-04-20