The map above shows Maine and Wisconsin side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maine vs Wisconsin Geography
Land area: Maine has a land area of 30,845 square miles (79,888 km²), while Wisconsin has 54,168 square miles (140,294 km²). Wisconsin's land area is 1.8 times (76%) larger than Maine's.
Total area: Maine: 35,380 square miles (91,634 km²) vs Wisconsin: 65,497 square miles (169,636 km²), including inland and coastal water. Wisconsin's total area is 1.9 times (85%) larger than Maine's.
Length: Maine is 311 miles (501 km) long from north to south; Wisconsin is 368 miles (593 km). Wisconsin's north-south length is 1.2 times (18%) longer than Maine's.
Width: Maine spans 203 miles (327 km) east to west; Wisconsin spans 323 miles (521 km). Wisconsin's east-west width is 1.6 times (59%) wider than Maine's.
Highest point: Maine's highest point is Mount Katahdin at 5,253 feet (1,601 m); Wisconsin's is Timms Hill at 1,946 feet (593 m). Mount Katahdin is 3,307 feet higher than Timms Hill.
Lowest point: Maine's lowest point is Atlantic Ocean at 0 feet; Wisconsin's is Lake Michigan at 577 feet. Maine's lowest point is 577 feet lower.
Maine vs Wisconsin Population and History
Population: Maine has a population of 1,405,012 (2024), while Wisconsin has 5,960,975 (2024). Wisconsin's population is 4.2 times (324%) larger than Maine's.
Population density: Maine: 45.6 people per square mile vs Wisconsin: 110.0. Wisconsin's population density is 2.4 times (141%) higher than Maine's.
Biggest city: Maine's biggest city is Portland with 69,568 people; Wisconsin's is Milwaukee with 563,531. Milwaukee's population is 8.1 times (710%) larger than Portland's.
Largest metro area: Maine's largest metropolitan area is Portland-South Portland, ME metro area (571,534 people) vs Wisconsin's Minneapolis-St. Paul-Bloomington, MN-WI metro area (3,757,952). Minneapolis-St. Paul-Bloomington, MN-WI metro area's population is 6.6 times (558%) larger than Portland-South Portland, ME metro area's.
History: Maine: Admitted to the Union on March 15, 1820, as the 23rd state. Wisconsin: Admitted to the Union on May 29, 1848, as the 30th state. In its current form, Maine is the older of the two by 28 years.
Maine vs Wisconsin Economy
GDP: Maine's GDP is $99.2 billion (2024) vs Wisconsin's $453.3 billion. Wisconsin's economic output is 4.6 times (357%) larger than Maine's.
GDP per capita: Maine: $70,586 per person vs Wisconsin: $76,044. Wisconsin's GDP per capita is 1.1 times (8%) higher than Maine's.
Average income: Maine: $68,932 vs Wisconsin: $67,755 average income per person (per capita personal income). Maine and Wisconsin have about the same average income.
Maine vs Wisconsin Counties
Number of counties: Maine has 16 counties, while Wisconsin has 72. Wisconsin's county count is 4.5 times (350%) higher than Maine's.
Biggest county by area: Maine's largest county is Aroostook County at 6,671 square miles; Wisconsin's is Marathon County at 1,545 square miles. Aroostook County's land area is 4.3 times (332%) larger than Marathon County's.
Smallest county by area: Maine: Sagadahoc County (254 sq mi) vs Wisconsin: Pepin County (232 sq mi). Sagadahoc County's land area is 1.1 times (9%) larger than Pepin County's.
Most populous county: Maine: Cumberland County (313,809 people) vs Wisconsin: Milwaukee County (924,740 people). Milwaukee County's population is 2.9 times (195%) larger than Cumberland County's.
Least populous county: Maine: Piscataquis County (17,432 people) vs Wisconsin: Menominee County (4,286 people). Piscataquis County's population is 4.1 times (307%) larger than Menominee County's.
Richest county: Maine: Cumberland County ($90,142 per capita income) vs Wisconsin: Ozaukee County ($109,947). Ozaukee County's income is 1.2 times (22%) richer than Cumberland County's.
Poorest county: Maine: Franklin County ($52,725 per capita income) vs Wisconsin: Menominee County ($43,696). Franklin County's income is 1.2 times (21%) richer than Menominee County's.
Maine vs Wisconsin Taxes
State income tax: Maine has a top income tax rate of 7.15%, while Wisconsin has a top income tax rate of 7.65%. Wisconsin's top rate is 0.5 percentage points higher.
Property tax: Maine: 0.91% effective rate vs Wisconsin: 1.25% of home value per year. Wisconsin's rate is 0.34 percentage points higher.
Sales tax: Maine: 5.5% combined state and average local rate vs Wisconsin: 5.72%. Wisconsin's combined rate is 0.22 percentage points higher.
Official Websites
Maine official website · Wisconsin official website
More Size Comparisons
All Maine 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.