The map above shows District of Columbia and Maine side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
District of Columbia vs Maine Geography
Land area
- District of Columbia has a land area of 61 square miles (158 km²), while Maine has 30,845 square miles (79,888 km²).
- Maine's land area is 505.6 times larger than District of Columbia's.
Total area
- District of Columbia: 68 square miles (177 km²) vs Maine: 35,380 square miles (91,634 km²), including inland and coastal water.
- Maine's total area is 517.7 times larger than District of Columbia's.
Length
- District of Columbia is 13 miles (22 km) long from north to south; Maine is 311 miles (501 km).
- Maine's north-south length is 23.9 times longer than District of Columbia's.
Width
- District of Columbia spans 12 miles (19 km) east to west; Maine spans 203 miles (327 km).
- Maine's east-west width is 16.9 times wider than District of Columbia's.
Highest point
- District of Columbia's highest point is Fort Reno at 429 feet (131 m); Maine's is Mount Katahdin at 5,253 feet (1,601 m).
- Mount Katahdin is 4,824 feet higher than Fort Reno.
Lowest point
- District of Columbia's lowest point is Potomac River at 0 feet; Maine's is Atlantic Ocean at 0 feet.
- Both lowest points are at or near sea level.
District of Columbia vs Maine Population and History
Population
- District of Columbia has a population of 702,250 (2024), while Maine has 1,405,012 (2024).
- Maine's population is 2.0 times (100%) larger than District of Columbia's.
Population density
- District of Columbia: 11,493.5 people per square mile vs Maine: 45.6.
- District of Columbia's population density is 252.1 times higher than Maine's.
Biggest city
- District of Columbia's biggest city is Washington with 702,250 people; Maine's is Portland with 69,568.
- Washington's population is 10.1 times larger than Portland's.
Largest metro area
- District of Columbia's largest metropolitan area is Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489 people) vs Maine's Portland-South Portland, ME metro area (571,534).
- Washington-Arlington-Alexandria, DC-VA-MD-WV metro area's population is 11.3 times larger than Portland-South Portland, ME metro area's.
History
- District of Columbia: The federal district, established by the Residence Act on July 16, 1790; not a state.
- Maine: Admitted to the Union on March 15, 1820, as the 23rd state.
- In its current form, District of Columbia is the older of the two by 30 years.
District of Columbia vs Maine Economy
GDP
- District of Columbia's GDP is $184.3 billion (2024) vs Maine's $99.2 billion.
- District of Columbia's economic output is 1.9 times (86%) larger than Maine's.
GDP per capita
- District of Columbia: $262,439 per person vs Maine: $70,586.
- District of Columbia's GDP per capita is 3.7 times (272%) higher than Maine's.
Average income
- District of Columbia: $111,185 vs Maine: $68,932 average income per person (per capita personal income).
- District of Columbia's average income is 1.6 times (61%) higher than Maine's.
District of Columbia vs Maine Counties
Number of counties
- District of Columbia has 1 counties, while Maine has 16.
- Maine's county count is 16.0 times higher than District of Columbia's.
Biggest county by area
- District of Columbia's largest county is District of Columbia at 61 square miles; Maine's is Aroostook County at 6,671 square miles.
- Aroostook County's land area is 109.2 times larger than District of Columbia's.
Smallest county by area
- District of Columbia: District of Columbia (61 sq mi) vs Maine: Sagadahoc County (254 sq mi).
- Sagadahoc County's land area is 4.2 times (316%) larger than District of Columbia's.
Most populous county
- District of Columbia: District of Columbia (702,250 people) vs Maine: Cumberland County (313,809 people).
- District of Columbia's population is 2.2 times (124%) larger than Cumberland County's.
Least populous county
- District of Columbia: District of Columbia (702,250 people) vs Maine: Piscataquis County (17,432 people).
- District of Columbia's population is 40.3 times larger than Piscataquis County's.
Richest county
- District of Columbia: District of Columbia ($111,185 per capita income) vs Maine: Cumberland County ($90,142).
- District of Columbia's income is 1.2 times (23%) richer than Cumberland County's.
Poorest county
- District of Columbia: District of Columbia ($111,185 per capita income) vs Maine: Franklin County ($52,725).
- District of Columbia's income is 2.1 times (111%) richer than Franklin County's.
District of Columbia vs Maine Taxes
State income tax
- District of Columbia has a top income tax rate of 10.75%, while Maine has a top income tax rate of 7.15%.
- District of Columbia's top rate is 3.6 percentage points higher.
Property tax
- District of Columbia: 0.63% effective rate vs Maine: 0.91% of home value per year.
- Maine's rate is 0.28 percentage points higher.
Sales tax
- District of Columbia: 6% combined state and average local rate vs Maine: 5.5%.
- District of Columbia's combined rate is 0.5 percentage points higher.
Official Websites
District of Columbia official website · Maine official website
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More Size Comparisons
All District of Columbia 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.