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Tax year 2026

Michigan vs Wisconsin Income Tax — 2026

A single filer earning $100,000 pays $428 less per year in Michigan than in Wisconsin — $36 a month. Michigan charges $3,999; Wisconsin charges $4,428.

Why this pair has a page: bordering states.

Michigan at $100K
$3,999
4.00%
Wisconsin at $100K
$4,428
4.43%
Annual difference
$428
$36 a month
National ranks
29 vs 36
of 50, lowest tax first

The bill at every income

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

Michigan and Wisconsin income tax compared at seven income levels, 2026
Gross incomeMichigan taxWisconsin taxDifference
$50,000$1,874$1,577$298 less in WI
$75,000$2,937$2,944$7 less in MI
$100,000$3,999$4,428$428 less in MI
$150,000$6,124$7,309$1,185 less in MI
$250,000$10,374$12,609$2,235 less in MI
$500,000$20,999$29,774$8,775 less in MI
$1,000,000$42,249$68,024$25,775 less in MI
Annual state income tax, Michigan versus Wisconsin
MI at $50,000: $1,874MI at $50,000$1,874WI at $50,000: $1,577WI at $50,000$1,577MI at $75,000: $2,937MI at $75,000$2,937WI at $75,000: $2,944WI at $75,000$2,944MI at $100,000: $3,999MI at $100,000$3,999WI at $100,000: $4,428WI at $100,000$4,428MI at $150,000: $6,124MI at $150,000$6,124WI at $150,000: $7,309WI at $150,000$7,309MI at $250,000: $10,374MI at $250,000$10,374WI at $250,000: $12,609WI at $250,000$12,609MI at $500,000: $20,999MI at $500,000$20,999WI at $500,000: $29,774WI at $500,000$29,774MI at $1,000,000: $42,249MI at $1,000,000$42,249WI at $1,000,000: $68,024WI at $1,000,000$68,024

How the two systems differ

Michigan and Wisconsin income tax systems compared
MichiganWisconsin
Tax structureFlat rateGraduated
Top marginal rate4.25%7.65%
Number of brackets14
Standard deduction (single)None$13,960
Personal exemption$5,900$700
Local income taxesYesNo
Capital gainsordinarypreferential
Population (2024)10,140,4595,960,975

By filing status

Michigan and Wisconsin tax on $100,000 by filing status, 2026
Filing statusMichiganWisconsinDifference
Single$3,999$4,428$428 less in MI
Married filing jointly$3,749$3,795$47 less in MI
Married filing separately$3,999$4,861$861 less in MI
Head of household$3,999$4,428$428 less in MI

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, Michigan costs $428 less per year than Wisconsin — $36 a month.

Michigan compared with Wisconsin at $100,000
MichiganWisconsinDifference
State income tax$3,999$4,428$428
Per month$333$369$36
Effective rate4.00%4.43%0.43 pts
Marginal rate4.25%5.3%1.05 pts
Standard deduction$0$4,374$4,374
Taxable income$94,100$94,926$826
Tax structureFlat rateGraduated
Local income taxesYesNo

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

Full detail: Michigan · Wisconsin · methodology

Local income taxes change this picture

What this comparison leaves out

Sources for both states

  1. 1.Michigan Department of TreasuryState revenue department
    Form 446, 2026 Michigan Income Tax Withholding Guide
    https://www.michigan.gov/taxes/-/media/Project/Websites/taxes/Forms/SUW/TY2026/446_Withholding-Guide_2026.pdf
    Retrieved · Cover line: "Withholding Rate: 4.25% Personal Exemption Amount: $5,900".
  2. 2.Wisconsin Department of RevenueState revenue department
    2026 Form 1-ES Instructions - Estimated Income Tax for Individuals, Estates, and Trusts (D-101A, R. 1-26)
    https://www.revenue.wi.gov/TaxForms2026/2026-Form1-ES-inst.pdf
    Retrieved · Carries the complete 2026 tax rate schedules (A, B, C), the 2026 standard deduction schedules with phase-out thresholds and rates, and the $700 / $250 exemptions. States the law is as enacted January 16, 2026.

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