The map above shows Maine and Maryland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maine vs Maryland Geography
Land area
- Maine has a land area of 30,845 square miles (79,888 km²), while Maryland has 9,711 square miles (25,151 km²).
- Maine's land area is 3.2 times (218%) larger than Maryland's.
Total area
- Maine: 35,380 square miles (91,634 km²) vs Maryland: 12,406 square miles (32,131 km²), including inland and coastal water.
- Maine's total area is 2.9 times (185%) larger than Maryland's.
Length
- Maine is 311 miles (501 km) long from north to south; Maryland is 231 miles (371 km).
- Maine's north-south length is 1.3 times (35%) longer than Maryland's.
Width
- Maine spans 203 miles (327 km) east to west; Maryland spans 243 miles (391 km).
- Maryland's east-west width is 1.2 times (20%) wider than Maine's.
Highest point
- Maine's highest point is Mount Katahdin at 5,253 feet (1,601 m); Maryland's is Hoye-Crest at 3,362 feet (1,025 m).
- Mount Katahdin is 1,891 feet higher than Hoye-Crest.
Lowest point
- Maine's lowest point is Atlantic Ocean at 0 feet; Maryland's is Atlantic Ocean at 0 feet.
- Both lowest points are at or near sea level.
Maine vs Maryland Population and History
Population
- Maine has a population of 1,405,012 (2024), while Maryland has 6,263,220 (2024).
- Maryland's population is 4.5 times (346%) larger than Maine's.
Population density
- Maine: 45.6 people per square mile vs Maryland: 645.0.
- Maryland's population density is 14.1 times higher than Maine's.
Biggest city
- Maine's biggest city is Portland with 69,568 people; Maryland's is Baltimore with 568,271.
- Baltimore's population is 8.2 times (717%) larger than Portland's.
Largest metro area
- Maine's largest metropolitan area is Portland-South Portland, ME metro area (571,534 people) vs Maryland's Washington-Arlington-Alexandria, DC-VA-MD-WV metro area (6,436,489).
- 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
- Maine: Admitted to the Union on March 15, 1820, as the 23rd state.
- Maryland: Admitted to the Union on April 28, 1788, as the 7th state.
- In its current form, Maryland is the older of the two by 32 years.
Maine vs Maryland Economy
GDP
- Maine's GDP is $99.2 billion (2024) vs Maryland's $546.0 billion.
- Maryland's economic output is 5.5 times (450%) larger than Maine's.
GDP per capita
- Maine: $70,586 per person vs Maryland: $87,180.
- Maryland's GDP per capita is 1.2 times (24%) higher than Maine's.
Average income
- Maine: $68,932 vs Maryland: $79,259 average income per person (per capita personal income).
- Maryland's average income is 1.1 times (15%) higher than Maine's.
Maine vs Maryland Counties
Number of counties
- Maine has 16 counties, while Maryland has 24.
- Maryland's county count is 1.5 times (50%) higher than Maine's.
Biggest county by area
- Maine's largest county is Aroostook County at 6,671 square miles; Maryland's is Frederick County at 661 square miles.
- Aroostook County's land area is 10.1 times larger than Frederick County's.
Smallest county by area
- Maine: Sagadahoc County (254 sq mi) vs Maryland: Baltimore city (81 sq mi).
- Sagadahoc County's land area is 3.1 times (214%) larger than Baltimore city's.
Most populous county
- Maine: Cumberland County (313,809 people) vs Maryland: Montgomery County (1,082,273 people).
- Montgomery County's population is 3.4 times (245%) larger than Cumberland County's.
Least populous county
- Maine: Piscataquis County (17,432 people) vs Maryland: Kent County (19,557 people).
- Kent County's population is 1.1 times (12%) larger than Piscataquis County's.
Richest county
- Maine: Cumberland County ($90,142 per capita income) vs Maryland: Montgomery County ($104,882).
- Montgomery County's income is 1.2 times (16%) richer than Cumberland County's.
Poorest county
- Maine: Franklin County ($52,725 per capita income) vs Maryland: Somerset County ($41,421).
- Franklin County's income is 1.3 times (27%) richer than Somerset County's.
Maine vs Maryland Taxes
State income tax
- Maine has a top income tax rate of 7.15%, while Maryland has a top income tax rate of 6.5%.
- Maine's top rate is 0.65 percentage points higher.
Property tax
- Maine: 0.91% effective rate vs Maryland: 0.95% of home value per year.
- Maryland's rate is 0.04 percentage points higher.
Sales tax
- Maine: 5.5% combined state and average local rate vs Maryland: 6%.
- Maryland's combined rate is 0.5 percentage points higher.
Official Websites
Maine official website · Maryland official website
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More Size Comparisons
All Maine size comparisons · All Maryland 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.