The map above shows Indiana and Wisconsin side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Indiana vs Wisconsin Geography
Land area
- Indiana has a land area of 35,825 square miles (92,787 km²), while Wisconsin has 54,168 square miles (140,294 km²).
- Wisconsin's land area is 1.5 times (51%) larger than Indiana's.
Total area
- Indiana: 36,421 square miles (94,331 km²) vs Wisconsin: 65,497 square miles (169,636 km²), including inland and coastal water.
- Wisconsin's total area is 1.8 times (80%) larger than Indiana's.
Length
- Indiana is 276 miles (444 km) long from north to south; Wisconsin is 368 miles (593 km).
- Wisconsin's north-south length is 1.3 times (33%) longer than Indiana's.
Width
- Indiana spans 193 miles (310 km) east to west; Wisconsin spans 323 miles (521 km).
- Wisconsin's east-west width is 1.7 times (67%) wider than Indiana's.
Highest point
- Indiana's highest point is Hoosier Hill at 1,255 feet (383 m); Wisconsin's is Timms Hill at 1,946 feet (593 m).
- Timms Hill is 691 feet higher than Hoosier Hill.
Lowest point
- Indiana's lowest point is Ohio River at 330 feet; Wisconsin's is Lake Michigan at 577 feet.
- Indiana's lowest point is 247 feet lower.
Indiana vs Wisconsin Population and History
Population
- Indiana has a population of 6,924,275 (2024), while Wisconsin has 5,960,975 (2024).
- Indiana's population is 1.2 times (16%) larger than Wisconsin's.
Population density
- Indiana: 193.3 people per square mile vs Wisconsin: 110.0.
- Indiana's population density is 1.8 times (76%) higher than Wisconsin's.
Biggest city
- Indiana's biggest city is Indianapolis with 891,484 people; Wisconsin's is Milwaukee with 563,531.
- Indianapolis' population is 1.6 times (58%) larger than Milwaukee's.
Largest metro area
- Indiana's largest metropolitan area is Chicago-Naperville-Elgin, IL-IN metro area (9,408,576 people) vs Wisconsin's Minneapolis-St. Paul-Bloomington, MN-WI metro area (3,757,952).
- Chicago-Naperville-Elgin, IL-IN metro area's population is 2.5 times (150%) larger than Minneapolis-St. Paul-Bloomington, MN-WI metro area's.
History
- Indiana: Admitted to the Union on December 11, 1816, as the 19th state.
- Wisconsin: Admitted to the Union on May 29, 1848, as the 30th state.
- In its current form, Indiana is the older of the two by 32 years.
Indiana vs Wisconsin Economy
GDP
- Indiana's GDP is $519.5 billion (2024) vs Wisconsin's $453.3 billion.
- Indiana's economic output is 1.1 times (15%) larger than Wisconsin's.
GDP per capita
- Indiana: $75,028 per person vs Wisconsin: $76,044.
- Indiana and Wisconsin have about the same GDP per capita.
Average income
- Indiana: $64,077 vs Wisconsin: $67,755 average income per person (per capita personal income).
- Wisconsin's average income is 1.1 times (6%) higher than Indiana's.
Indiana vs Wisconsin Counties
Number of counties
- Indiana has 92 counties, while Wisconsin has 72.
- Indiana's county count is 1.3 times (28%) higher than Wisconsin's.
Biggest county by area
- Indiana's largest county is Allen County at 657 square miles; Wisconsin's is Marathon County at 1,545 square miles.
- Marathon County's land area is 2.4 times (135%) larger than Allen County's.
Smallest county by area
- Indiana: Ohio County (86 sq mi) vs Wisconsin: Pepin County (232 sq mi).
- Pepin County's land area is 2.7 times (169%) larger than Ohio County's.
Most populous county
- Indiana: Marion County (981,628 people) vs Wisconsin: Milwaukee County (924,740 people).
- Marion County's population is 1.1 times (6%) larger than Milwaukee County's.
Least populous county
- Indiana: Ohio County (5,996 people) vs Wisconsin: Menominee County (4,286 people).
- Ohio County's population is 1.4 times (40%) larger than Menominee County's.
Richest county
- Indiana: Hamilton County ($104,283 per capita income) vs Wisconsin: Ozaukee County ($109,947).
- Ozaukee County's income is 1.1 times (5%) richer than Hamilton County's.
Poorest county
- Indiana: Miami County ($44,940 per capita income) vs Wisconsin: Menominee County ($43,696).
- Miami County and Menominee County have about the same income.
Indiana vs Wisconsin Taxes
State income tax
- Indiana has a top income tax rate of 2.95%, while Wisconsin has a top income tax rate of 7.65%.
- Wisconsin's top rate is 4.7 percentage points higher.
Property tax
- Indiana: 0.74% effective rate vs Wisconsin: 1.25% of home value per year.
- Wisconsin's rate is 0.51 percentage points higher.
Sales tax
- Indiana: 7% combined state and average local rate vs Wisconsin: 5.72%.
- Indiana's combined rate is 1.28 percentage points higher.
Official Websites
Indiana official website · Wisconsin official website
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More Size Comparisons
All Indiana size comparisons · All Wisconsin size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.