The map above shows Connecticut and Wisconsin side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Connecticut vs Wisconsin Geography
Land area
- Connecticut has a land area of 4,843 square miles (12,542 km²), while Wisconsin has 54,168 square miles (140,294 km²).
- Wisconsin's land area is 11.2 times larger than Connecticut's.
Total area
- Connecticut: 5,544 square miles (14,358 km²) vs Wisconsin: 65,497 square miles (169,636 km²), including inland and coastal water.
- Wisconsin's total area is 11.8 times larger than Connecticut's.
Length
- Connecticut is 73 miles (118 km) long from north to south; Wisconsin is 368 miles (593 km).
- Wisconsin's north-south length is 5.0 times (404%) longer than Connecticut's.
Width
- Connecticut spans 104 miles (167 km) east to west; Wisconsin spans 323 miles (521 km).
- Wisconsin's east-west width is 3.1 times (211%) wider than Connecticut's.
Highest point
- Connecticut's highest point is Mount Frissell (south slope) at 2,376 feet (724 m); Wisconsin's is Timms Hill at 1,946 feet (593 m).
- Mount Frissell (south slope) is 430 feet higher than Timms Hill.
Lowest point
- Connecticut's lowest point is Long Island Sound at 0 feet; Wisconsin's is Lake Michigan at 577 feet.
- Connecticut's lowest point is 577 feet lower.
Connecticut vs Wisconsin Population and History
Population
- Connecticut has a population of 3,675,069 (2024), while Wisconsin has 5,960,975 (2024).
- Wisconsin's population is 1.6 times (62%) larger than Connecticut's.
Population density
- Connecticut: 758.9 people per square mile vs Wisconsin: 110.0.
- Connecticut's population density is 6.9 times (590%) higher than Wisconsin's.
Biggest city
- Connecticut's biggest city is Bridgeport with 151,599 people; Wisconsin's is Milwaukee with 563,531.
- Milwaukee's population is 3.7 times (272%) larger than Bridgeport's.
Largest metro area
- Connecticut's largest metropolitan area is Hartford-West Hartford-East Hartford, CT metro area (1,169,048 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 3.2 times (221%) larger than Hartford-West Hartford-East Hartford, CT metro area's.
History
- Connecticut: Admitted to the Union on January 9, 1788, as the 5th state.
- Wisconsin: Admitted to the Union on May 29, 1848, as the 30th state.
- In its current form, Connecticut is the older of the two by 60 years.
Connecticut vs Wisconsin Economy
GDP
- Connecticut's GDP is $356.8 billion (2024) vs Wisconsin's $453.3 billion.
- Wisconsin's economic output is 1.3 times (27%) larger than Connecticut's.
GDP per capita
- Connecticut: $97,096 per person vs Wisconsin: $76,044.
- Connecticut's GDP per capita is 1.3 times (28%) higher than Wisconsin's.
Average income
- Connecticut: $95,067 vs Wisconsin: $67,755 average income per person (per capita personal income).
- Connecticut's average income is 1.4 times (40%) higher than Wisconsin's.
Connecticut vs Wisconsin Counties
Number of counties
- Connecticut has 9 counties, while Wisconsin has 72.
- Wisconsin's county count is 8.0 times (700%) higher than Connecticut's.
Biggest county by area
- Connecticut's largest county is Capitol Planning Region at 1,027 square miles; Wisconsin's is Marathon County at 1,545 square miles.
- Marathon County's land area is 1.5 times (50%) larger than Capitol Planning Region's.
Smallest county by area
- Connecticut: Greater Bridgeport Planning Region (140 sq mi) vs Wisconsin: Pepin County (232 sq mi).
- Pepin County's land area is 1.7 times (65%) larger than Greater Bridgeport Planning Region's.
Most populous county
- Connecticut: Capitol Planning Region (991,508 people) vs Wisconsin: Milwaukee County (924,740 people).
- Capitol Planning Region's population is 1.1 times (7%) larger than Milwaukee County's.
Least populous county
- Connecticut: Northeastern Connecticut Planning Region (97,701 people) vs Wisconsin: Menominee County (4,286 people).
- Northeastern Connecticut Planning Region's population is 22.8 times larger than Menominee County's.
Richest county
- Connecticut: Western Connecticut Planning Region ($165,513 per capita income) vs Wisconsin: Ozaukee County ($109,947).
- Western Connecticut Planning Region's income is 1.5 times (51%) richer than Ozaukee County's.
Poorest county
- Connecticut: Southeastern Connecticut Planning Region ($64,845 per capita income) vs Wisconsin: Menominee County ($43,696).
- Southeastern Connecticut Planning Region's income is 1.5 times (48%) richer than Menominee County's.
Connecticut vs Wisconsin Taxes
State income tax
- Connecticut has a top income tax rate of 6.99%, while Wisconsin has a top income tax rate of 7.65%.
- Wisconsin's top rate is 0.66 percentage points higher.
Property tax
- Connecticut: 1.66% effective rate vs Wisconsin: 1.25% of home value per year.
- Connecticut's rate is 0.41 percentage points higher.
Sales tax
- Connecticut: 6.35% combined state and average local rate vs Wisconsin: 5.72%.
- Connecticut's combined rate is 0.63 percentage points higher.
Official Websites
Connecticut official website · Wisconsin official website
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More Size Comparisons
All Connecticut 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.