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HEAD-TO-HEAD TAX COMPARISON · 2026

COUNTRY A Wisconsin VS COUNTRY B Indiana

Side-by-side analysis of income tax, effective rates, and take-home pay for Wisconsin and Indiana in 2026.

Daniel · CountryTaxCalc Updated May 2026 Tax Comparison 2026
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OVERVIEW
Indiana’s flat 3.15% income tax (dropping to 2.9% by 2027) beats Wisconsin’s progressive rates for most earners above $30,000. Wisconsin’s top rate of 7.65% kicks in at just $263,000 for single filers — and applies to many upper-middle-income households. Indiana saves $1,775/year at $100,000 on state income tax alone. Indiana also has a significant property tax advantage (homestead capped at 1% vs Wisconsin’s 1.32%) and better retirement tax treatment (exempting Social Security and most retirement income). Wisconsin’s 5% sales tax is lower than Indiana’s 7% flat rate, providing some offset for high spenders.
Section 01

The Big Picture

Top-line rates and effective take-home for a typical earner — including income tax, social contributions, and applicable surcharges.

🧀
COUNTRY A
Wisconsin
TAX RATE
3.54–7.65%
Progressive (4 Brackets)

4-bracket progressive tax 3.54–7.65%; taxes most retirement income; 5% state sales tax; property ~1.32%

🏎️
COUNTRY B
Indiana
TAX RATE
3.15%
Flat Rate (reducing to 2.9%)

Flat 3.15% state income tax reducing to 2.9% by 2027; plus county income tax 0.5–3.38%; property capped at 1% homestead

TYPICAL ANNUAL DIFFERENCE
Moving from Indiana → Wisconsin at $100,000
$1,775

That's $148/month back in your pocket

Section 02

Tax Savings by Income Level

Net take-home after all income tax, social contributions, and surcharges — for a single employee with no dependents.

GROSS INCOME
🧀 WI TAX
🏎️ IN TAX
SAVINGS
10-YEAR
$50,000
$2,064
$1,446
$618
$6,180
$75,000
$3,371
$2,183
$1,188
$11,880
$100,000
$4,696
$2,921
$1,775
$17,750
$150,000
$7,346
$4,396
$2,950
$29,500
$250,000
$12,646
$7,346
$5,300
$53,000
$500,000
$29,828
$14,721
$15,107
$151,070
💡

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🧀

Wisconsin Pros & Cons

+ PROS
  • Low sales tax: Wisconsin’s 5% state sales tax (plus local averaging ~0.44% = ~5.44% combined) is significantly lower than Indiana’s flat 7% statewide rate; households spending $50,000/year save approximately $780/year in sales tax
  • Progressive structure benefits low earners: Wisconsin’s lowest bracket of 3.54% is close to Indiana’s flat rate at lower incomes; residents earning under $13,810 (single) pay only 3.54% vs Indiana’s 3.15% — a minimal difference that reverses quickly as income rises
  • Strong public university system: University of Wisconsin-Madison is a world-class research institution; the broader UW System provides high-quality affordable in-state education unavailable in Indiana at the same academic level
  • Strong manufacturing and dairy economy: Wisconsin’s diverse economy spans dairy/food processing, precision manufacturing, healthcare (Aurora Health, Froedtert), and financial services (Northwestern Mutual HQ in Milwaukee); Madison is a growing tech hub
− CONS
  • 7.65% top rate hits upper-middle incomes: Wisconsin’s highest bracket begins at $263,480 (single) at 7.65% — one of the higher progressive rates in the Midwest; Indiana’s flat rate never exceeds 3.15% regardless of income
  • Taxes most retirement income: Wisconsin taxes pension income, IRA distributions, and 401(k) withdrawals; only Social Security benefits receive partial or full exemption depending on income; retirees face meaningful state income tax on retirement savings distributions
  • Higher property tax than Indiana: Wisconsin’s effective property tax rate ~1.32% significantly exceeds Indiana’s homestead cap of 1%; on a $300,000 home, approximately $960/year more
  • Cold winters and population outflow: Wisconsin’s harsh winters and relatively limited Sun Belt-type growth contribute to net population outflow to Indiana, Illinois, Minnesota, and southern states
🏎️

Indiana Pros & Cons

+ PROS
  • Flat 3.15% rate dropping to 2.9%: Indiana’s income tax rate is set to decline to 2.9% by 2027 through legislated reductions; the flat structure means no bracket creep as income grows — a lasting advantage over Wisconsin’s progressive system
  • Property tax homestead cap at 1%: Indiana’s circuit breaker law caps residential property tax at 1% of assessed value for homesteads; on a $300,000 home, maximum $3,000/year vs Wisconsin’s ~$3,960 — saving $960/year
  • Retirement income exemptions: Indiana exempts Social Security benefits and most private retirement income from state income tax; combined with the lower flat rate, Indiana is significantly more attractive for retirees than Wisconsin
  • Indianapolis growth economy: Indianapolis is a growing Midwest hub with Eli Lilly (major pharmaceutical), IU Health, Indiana Pacers/Colts professional sports, motorsport (Indianapolis Motor Speedway), and an expanding tech and logistics sector
− CONS
  • 7% flat sales tax with no local variation: Indiana’s statewide 7% sales tax is among the highest flat rates in the US; with no local additions or exemptions for groceries (Indiana exempts food for home consumption), the headline rate is straightforward but high
  • County income tax adds to base rate: Indiana’s 92 counties each levy additional income taxes ranging from 0.5% to 3.38%; most residents pay combined effective rates of 4–6% (state + county); this partially narrows the gap with Wisconsin for average earners
  • Smaller tech ecosystem than Madison: Wisconsin’s Madison tech scene, fuelled by UW-Madison research commercialisation, exceeds Indianapolis in per-capita tech startup density; Indiana’s economy remains more concentrated in manufacturing, pharma, and logistics
  • Winter weather comparable to Wisconsin: Indiana also experiences cold Midwest winters with significant snowfall, particularly in northern Indiana (Lake Michigan effect); the climate improvement is minimal compared to Sun Belt alternatives
FAQ

Frequently Asked Questions

How does Wisconsin’s 7.65% rate compare to Indiana’s flat 3.15% for high earners?

The difference is dramatic for high earners. At $250,000 income: Wisconsin charges approximately $12,646 vs Indiana $7,346 — Indiana saves $5,300/year. At $500,000: Wisconsin charges approximately $29,828 vs Indiana approximately $14,721 — Indiana saves $15,107/year. Wisconsin’s 7.65% bracket applies above $263,480 for single filers — a relatively low threshold for a top rate, meaning successful professionals in their 40s–50s frequently hit Wisconsin’s highest bracket. Indiana’s flat rate means a doctor earning $400,000 pays the same percentage as a teacher earning $50,000.

Is Indiana better for retirement than Wisconsin?

Yes, Indiana is significantly better for retirement. Indiana exempts Social Security benefits and most private retirement income (pensions, 401(k) distributions, IRA withdrawals) from state income tax. Wisconsin taxes pension income, 401(k) distributions, and IRA withdrawals as regular income — only Social Security receives partial exemption. A Wisconsin retiree withdrawing $80,000/year from retirement accounts could pay approximately $3,636/year in state income tax; the same Indiana retiree pays near zero. Indiana’s property tax cap (1% homestead) also reduces fixed costs for retirees on fixed incomes.

Which state has lower sales tax — Wisconsin or Indiana?

Wisconsin is lower. Wisconsin charges 5% state sales tax plus local taxes averaging approximately 0.44%, producing a combined rate of about 5.44% in most areas. Indiana charges a flat 7% statewide with no local additions. On $40,000 of annual taxable spending, Wisconsin residents pay approximately $2,176 vs Indiana residents $2,800 — a difference of $624/year. Wisconsin’s lower sales tax partially offsets Indiana’s income tax advantage for consumers, but the income tax savings still dominate the total comparison at most income levels.

Madison vs Indianapolis — which city offers better career and lifestyle value?

Madison wins for: university research careers, Big Ten culture, outdoor recreation (lakes, cycling), and a progressive urban environment with a smaller-city feel (population ~270,000). Indianapolis wins for: lower income tax (saving $1,775+/year at $100K state-only), healthcare (Eli Lilly, IU Health), motorsport/sports culture, lower property tax (homestead cap), and more affordable housing despite faster growth. Indianapolis metro has grown to 2.1M people and offers genuine Fortune 500 corporate career opportunities. For career-focused earners in pharma, logistics, or finance: Indianapolis provides better total financial outcomes. For university-adjacent careers or tech startups: Madison’s UW ecosystem is superior.
From the brief
NL27%new 2027 rate, down from 30%
DK65.4kkr/mo threshold, cut from 78k
MT1940snon-dom regime unchanged since
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