The map above shows Connecticut and Maine side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Connecticut vs Maine Geography
Land area: Connecticut has a land area of 4,843 square miles (12,542 km²), while Maine has 30,845 square miles (79,888 km²). Maine's land area is 6.4 times (537%) larger than Connecticut's.
Total area: Connecticut: 5,544 square miles (14,358 km²) vs Maine: 35,380 square miles (91,634 km²), including inland and coastal water. Maine's total area is 6.4 times (538%) larger than Connecticut's.
Length: Connecticut is 73 miles (118 km) long from north to south; Maine is 311 miles (501 km). Maine's north-south length is 4.3 times (326%) longer than Connecticut's.
Width: Connecticut spans 104 miles (167 km) east to west; Maine spans 203 miles (327 km). Maine's east-west width is 2.0 times (95%) wider than Connecticut's.
Highest point: Connecticut's highest point is Mount Frissell (south slope) at 2,376 feet (724 m); Maine's is Mount Katahdin at 5,253 feet (1,601 m). Mount Katahdin is 2,877 feet higher than Mount Frissell (south slope).
Lowest point: Connecticut's lowest point is Long Island Sound at 0 feet; Maine's is Atlantic Ocean at 0 feet. Both lowest points are at or near sea level.
Connecticut vs Maine Population and History
Population: Connecticut has a population of 3,675,069 (2024), while Maine has 1,405,012 (2024). Connecticut's population is 2.6 times (162%) larger than Maine's.
Population density: Connecticut: 758.9 people per square mile vs Maine: 45.6. Connecticut's population density is 16.6 times higher than Maine's.
Biggest city: Connecticut's biggest city is Bridgeport with 151,599 people; Maine's is Portland with 69,568. Bridgeport's population is 2.2 times (118%) larger than Portland's.
Largest metro area: Connecticut's largest metropolitan area is Hartford-West Hartford-East Hartford, CT metro area (1,169,048 people) vs Maine's Portland-South Portland, ME metro area (571,534). Hartford-West Hartford-East Hartford, CT metro area's population is 2.0 times (105%) larger than Portland-South Portland, ME metro area's.
History: Connecticut: Admitted to the Union on January 9, 1788, as the 5th state. Maine: Admitted to the Union on March 15, 1820, as the 23rd state. In its current form, Connecticut is the older of the two by 32 years.
Connecticut vs Maine Economy
GDP: Connecticut's GDP is $356.8 billion (2024) vs Maine's $99.2 billion. Connecticut's economic output is 3.6 times (260%) larger than Maine's.
GDP per capita: Connecticut: $97,096 per person vs Maine: $70,586. Connecticut's GDP per capita is 1.4 times (38%) higher than Maine's.
Average income: Connecticut: $95,067 vs Maine: $68,932 average income per person (per capita personal income). Connecticut's average income is 1.4 times (38%) higher than Maine's.
Connecticut vs Maine Counties
Number of counties: Connecticut has 9 counties, while Maine has 16. Maine's county count is 1.8 times (78%) higher than Connecticut's.
Biggest county by area: Connecticut's largest county is Capitol Planning Region at 1,027 square miles; Maine's is Aroostook County at 6,671 square miles. Aroostook County's land area is 6.5 times (549%) larger than Capitol Planning Region's.
Smallest county by area: Connecticut: Greater Bridgeport Planning Region (140 sq mi) vs Maine: Sagadahoc County (254 sq mi). Sagadahoc County's land area is 1.8 times (81%) larger than Greater Bridgeport Planning Region's.
Most populous county: Connecticut: Capitol Planning Region (991,508 people) vs Maine: Cumberland County (313,809 people). Capitol Planning Region's population is 3.2 times (216%) larger than Cumberland County's.
Least populous county: Connecticut: Northeastern Connecticut Planning Region (97,701 people) vs Maine: Piscataquis County (17,432 people). Northeastern Connecticut Planning Region's population is 5.6 times (460%) larger than Piscataquis County's.
Richest county: Connecticut: Western Connecticut Planning Region ($165,513 per capita income) vs Maine: Cumberland County ($90,142). Western Connecticut Planning Region's income is 1.8 times (84%) richer than Cumberland County's.
Poorest county: Connecticut: Southeastern Connecticut Planning Region ($64,845 per capita income) vs Maine: Franklin County ($52,725). Southeastern Connecticut Planning Region's income is 1.2 times (23%) richer than Franklin County's.
Connecticut vs Maine Taxes
State income tax: Connecticut has a top income tax rate of 6.99%, while Maine has a top income tax rate of 7.15%. Maine's top rate is 0.16 percentage points higher.
Property tax: Connecticut: 1.66% effective rate vs Maine: 0.91% of home value per year. Connecticut's rate is 0.75 percentage points higher.
Sales tax: Connecticut: 6.35% combined state and average local rate vs Maine: 5.5%. Connecticut's combined rate is 0.85 percentage points higher.
Official Websites
Connecticut official website · Maine official website
More Size Comparisons
All Connecticut size comparisons · All Maine 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.