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Tax year 2026

Indiana vs Ohio Income Tax — 2026

A single filer earning $100,000 pays $607 less per year in Ohio than in Indiana — $51 a month. Indiana charges $2,921; Ohio charges $2,313.

Why this pair has a page: bordering states.

Indiana at $100K
$2,921
2.92%
Ohio at $100K
$2,313
2.31%
Annual difference
$607
$51 a month
National ranks
14 vs 12
of 50, lowest tax first

The bill at every income

Single filer, standard deduction, no dependents. State income tax only.

Indiana and Ohio income tax compared at seven income levels, 2026
Gross incomeIndiana taxOhio taxDifference
$50,000$1,446$938$507 less in OH
$75,000$2,183$1,626$557 less in OH
$100,000$2,921$2,313$607 less in OH
$150,000$4,396$3,688$707 less in OH
$250,000$7,346$6,438$907 less in OH
$500,000$14,721$13,313$1,407 less in OH
$1,000,000$29,471$27,063$2,407 less in OH
Annual state income tax, Indiana versus Ohio
IN at $50,000: $1,446IN at $50,000$1,446OH at $50,000: $938OH at $50,000$938IN at $75,000: $2,183IN at $75,000$2,183OH at $75,000: $1,626OH at $75,000$1,626IN at $100,000: $2,921IN at $100,000$2,921OH at $100,000: $2,313OH at $100,000$2,313IN at $150,000: $4,396IN at $150,000$4,396OH at $150,000: $3,688OH at $150,000$3,688IN at $250,000: $7,346IN at $250,000$7,346OH at $250,000: $6,438OH at $250,000$6,438IN at $500,000: $14,721IN at $500,000$14,721OH at $500,000: $13,313OH at $500,000$13,313IN at $1,000,000: $29,471IN at $1,000,000$29,471OH at $1,000,000: $27,063OH at $1,000,000$27,063

How the two systems differ

Indiana and Ohio income tax systems compared
IndianaOhio
Tax structureFlat rateGraduated
Top marginal rate2.95%2.75%
Number of brackets12
Standard deduction (single)NoneNone
Personal exemption$1,000$1,900
Local income taxesYesYes
Capital gainsordinaryordinary
Population (2024)6,924,27511,883,304

By filing status

Indiana and Ohio tax on $100,000 by filing status, 2026
Filing statusIndianaOhioDifference
Single$2,921$2,313$607 less in OH
Married filing jointly$2,891$2,261$630 less in OH
Married filing separately$2,921$2,313$607 less in OH
Head of household$2,921$2,313$607 less in OH

Change the assumptions

Adjust income and filing status, or swap either state. The URL updates so you can share the exact comparison.

At $100,000 as a single filer, Ohio costs $607 less per year than Indiana — $51 a month.

Indiana compared with Ohio at $100,000
IndianaOhioDifference
State income tax$2,921$2,313$607
Per month$243$193$51
Effective rate2.92%2.31%0.61 pts
Marginal rate2.95%2.75%0.20 pts
Standard deduction$0$0$0
Taxable income$99,000$98,100$900
Tax structureFlat rateGraduated
Local income taxesYesYes

Local taxes are not included above. Indiana and Ohio have localities that levy their own income tax on top of the state figure. See each state page for the rates that apply.

Full detail: Indiana · Ohio · methodology

Local income taxes change this picture

What this comparison leaves out

Sources for both states

  1. 1.Indiana Department of RevenueState revenue department
    Departmental Notice #1, effective Jan. 1, 2026 (R46 / 01-26)
    https://www.in.gov/dor/files/dn01.pdf
    Retrieved · "For 2026, the state adjusted gross income tax rate for individuals is 2.95%." Carries the county income tax rate chart for all 92 counties.
  2. 2.Ohio Laws and Administrative Rules (Legislative Service Commission)State statute
    Ohio Revised Code 5747.02 - Tax rates (effective September 30, 2025, H.B. 96)
    https://codes.ohio.gov/ohio-revised-code/section-5747.02
    Retrieved · Division (A)(3)(c): "For taxable years beginning in 2026 and thereafter, $332.00 plus 2.75% of the amount in excess of $26,050."
  3. 3.Ohio Department of TaxationState revenue department
    2026 Ohio Estimated Income Tax Payment Worksheet and Instructions (IT 1040 ES)
    https://dam.assets.ohio.gov/image/upload/v1735926006/tax.ohio.gov/forms/ohio_individual/individual/2026/ites-instructions-fi.pdf
    Retrieved · Confirms the 2026 exemption figure used ($1,900 per exemption, zero at MAGI of $500,000 or more). Its printed rate table is still the 2025 table.

Figures on this page were last checked against these sources on . Found something wrong? Report it.