The map above shows Delaware and Maine side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Delaware vs Maine Geography
Land area: Delaware has a land area of 1,949 square miles (5,047 km²), while Maine has 30,845 square miles (79,888 km²). Maine's land area is 15.8 times larger than Delaware's.
Total area: Delaware: 2,489 square miles (6,446 km²) vs Maine: 35,380 square miles (91,634 km²), including inland and coastal water. Maine's total area is 14.2 times larger than Delaware's.
Length: Delaware is 98 miles (158 km) long from north to south; Maine is 311 miles (501 km). Maine's north-south length is 3.2 times (217%) longer than Delaware's.
Width: Delaware spans 96 miles (155 km) east to west; Maine spans 203 miles (327 km). Maine's east-west width is 2.1 times (111%) wider than Delaware's.
Highest point: Delaware's highest point is Ebright Azimuth at 450 feet (137 m); Maine's is Mount Katahdin at 5,253 feet (1,601 m). Mount Katahdin is 4,803 feet higher than Ebright Azimuth.
Lowest point: Delaware's lowest point is Atlantic Ocean at 0 feet; Maine's is Atlantic Ocean at 0 feet. Both lowest points are at or near sea level.
Delaware vs Maine Population and History
Population: Delaware has a population of 1,051,917 (2024), while Maine has 1,405,012 (2024). Maine's population is 1.3 times (34%) larger than Delaware's.
Population density: Delaware: 539.9 people per square mile vs Maine: 45.6. Delaware's population density is 11.8 times higher than Maine's.
Biggest city: Delaware's biggest city is Wilmington with 73,176 people; Maine's is Portland with 69,568. Wilmington's population is 1.1 times (5%) larger than Portland's.
Largest metro area: Delaware's largest metropolitan area is Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area (6,330,422 people) vs Maine's Portland-South Portland, ME metro area (571,534). Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area's population is 11.1 times larger than Portland-South Portland, ME metro area's.
History: Delaware: Admitted to the Union on December 7, 1787, as the 1st state. Maine: Admitted to the Union on March 15, 1820, as the 23rd state. In its current form, Delaware is the older of the two by 33 years.
Delaware vs Maine Economy
GDP: Delaware's GDP is $111.0 billion (2024) vs Maine's $99.2 billion. Delaware's economic output is 1.1 times (12%) larger than Maine's.
GDP per capita: Delaware: $105,495 per person vs Maine: $70,586. Delaware's GDP per capita is 1.5 times (49%) higher than Maine's.
Average income: Delaware: $68,061 vs Maine: $68,932 average income per person (per capita personal income). Delaware and Maine have about the same average income.
Delaware vs Maine Counties
Number of counties: Delaware has 3 counties, while Maine has 16. Maine's county count is 5.3 times (433%) higher than Delaware's.
Biggest county by area: Delaware's largest county is Sussex County at 936 square miles; Maine's is Aroostook County at 6,671 square miles. Aroostook County's land area is 7.1 times (613%) larger than Sussex County's.
Smallest county by area: Delaware: New Castle County (426 sq mi) vs Maine: Sagadahoc County (254 sq mi). New Castle County's land area is 1.7 times (68%) larger than Sagadahoc County's.
Most populous county: Delaware: New Castle County (588,093 people) vs Maine: Cumberland County (313,809 people). New Castle County's population is 1.9 times (87%) larger than Cumberland County's.
Least populous county: Delaware: Kent County (192,690 people) vs Maine: Piscataquis County (17,432 people). Kent County's population is 11.1 times larger than Piscataquis County's.
Richest county: Delaware: Sussex County ($73,647 per capita income) vs Maine: Cumberland County ($90,142). Cumberland County's income is 1.2 times (22%) richer than Sussex County's.
Poorest county: Delaware: Kent County ($55,474 per capita income) vs Maine: Franklin County ($52,725). Kent County's income is 1.1 times (5%) richer than Franklin County's.
Delaware vs Maine Taxes
State income tax: Delaware has a top income tax rate of 6.6%, while Maine has a top income tax rate of 7.15%. Maine's top rate is 0.55 percentage points higher.
Property tax: Delaware: 0.47% effective rate vs Maine: 0.91% of home value per year. Maine's rate is 0.44 percentage points higher.
Sales tax: Delaware: 0% combined state and average local rate vs Maine: 5.5%. Maine's combined rate is 5.5 percentage points higher.
Official Websites
Delaware official website · Maine official website
More Size Comparisons
All Delaware 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.