The map above shows Maine and New Hampshire side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maine vs New Hampshire Geography
Land area: Maine has a land area of 30,845 square miles (79,888 km²), while New Hampshire has 8,954 square miles (23,190 km²). Maine's land area is 3.4 times (244%) larger than New Hampshire's.
Total area: Maine: 35,380 square miles (91,634 km²) vs New Hampshire: 9,350 square miles (24,216 km²), including inland and coastal water. Maine's total area is 3.8 times (278%) larger than New Hampshire's.
Length: Maine is 311 miles (501 km) long from north to south; New Hampshire is 180 miles (290 km). Maine's north-south length is 1.7 times (73%) longer than New Hampshire's.
Width: Maine spans 203 miles (327 km) east to west; New Hampshire spans 95 miles (152 km). Maine's east-west width is 2.1 times (114%) wider than New Hampshire's.
Highest point: Maine's highest point is Mount Katahdin at 5,253 feet (1,601 m); New Hampshire's is Mount Washington at 6,277 feet (1,913 m). Mount Washington is 1,024 feet higher than Mount Katahdin.
Lowest point: Maine's lowest point is Atlantic Ocean at 0 feet; New Hampshire's is Atlantic Ocean at 0 feet. Both lowest points are at or near sea level.
Maine vs New Hampshire Population and History
Population: Maine has a population of 1,405,012 (2024), while New Hampshire has 1,409,032 (2024). Maine and New Hampshire have about the same population.
Population density: Maine: 45.6 people per square mile vs New Hampshire: 157.4. New Hampshire's population density is 3.5 times (245%) higher than Maine's.
Biggest city: Maine's biggest city is Portland with 69,568 people; New Hampshire's is Manchester with 116,386. Manchester's population is 1.7 times (67%) larger than Portland's.
Largest metro area: Maine's largest metropolitan area is Portland-South Portland, ME metro area (571,534 people) vs New Hampshire's Boston-Cambridge-Newton, MA-NH metro area (5,025,517). Boston-Cambridge-Newton, MA-NH metro area's population is 8.8 times (779%) larger than Portland-South Portland, ME metro area's.
History: Maine: Admitted to the Union on March 15, 1820, as the 23rd state. New Hampshire: Admitted to the Union on June 21, 1788, as the 9th state. In its current form, New Hampshire is the older of the two by 32 years.
Maine vs New Hampshire Economy
GDP: Maine's GDP is $99.2 billion (2024) vs New Hampshire's $119.3 billion. New Hampshire's economic output is 1.2 times (20%) larger than Maine's.
GDP per capita: Maine: $70,586 per person vs New Hampshire: $84,694. New Hampshire's GDP per capita is 1.2 times (20%) higher than Maine's.
Average income: Maine: $68,932 vs New Hampshire: $83,192 average income per person (per capita personal income). New Hampshire's average income is 1.2 times (21%) higher than Maine's.
Maine vs New Hampshire Counties
Number of counties: Maine has 16 counties, while New Hampshire has 10. Maine's county count is 1.6 times (60%) higher than New Hampshire's.
Biggest county by area: Maine's largest county is Aroostook County at 6,671 square miles; New Hampshire's is Coos County at 1,795 square miles. Aroostook County's land area is 3.7 times (272%) larger than Coos County's.
Smallest county by area: Maine: Sagadahoc County (254 sq mi) vs New Hampshire: Strafford County (368 sq mi). Strafford County's land area is 1.4 times (45%) larger than Sagadahoc County's.
Most populous county: Maine: Cumberland County (313,809 people) vs New Hampshire: Hillsborough County (430,462 people). Hillsborough County's population is 1.4 times (37%) larger than Cumberland County's.
Least populous county: Maine: Piscataquis County (17,432 people) vs New Hampshire: Coos County (31,094 people). Coos County's population is 1.8 times (78%) larger than Piscataquis County's.
Richest county: Maine: Cumberland County ($90,142 per capita income) vs New Hampshire: Rockingham County ($100,216). Rockingham County's income is 1.1 times (11%) richer than Cumberland County's.
Poorest county: Maine: Franklin County ($52,725 per capita income) vs New Hampshire: Coos County ($60,657). Coos County's income is 1.2 times (15%) richer than Franklin County's.
Maine vs New Hampshire Taxes
State income tax: Maine has a top income tax rate of 7.15%, while New Hampshire has no state income tax. Maine's top rate is 7.15 percentage points higher.
Property tax: Maine: 0.91% effective rate vs New Hampshire: 1.46% of home value per year. New Hampshire's rate is 0.55 percentage points higher.
Sales tax: Maine: 5.5% combined state and average local rate vs New Hampshire: 0%. Maine's combined rate is 5.5 percentage points higher.
Official Websites
Maine official website · New Hampshire official website
More Size Comparisons
All Maine size comparisons · All New Hampshire 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.