The map above shows Maine and Mississippi side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maine vs Mississippi Geography
Land area: Maine has a land area of 30,845 square miles (79,888 km²), while Mississippi has 46,925 square miles (121,534 km²). Mississippi's land area is 1.5 times (52%) larger than Maine's.
Total area: Maine: 35,380 square miles (91,634 km²) vs Mississippi: 48,436 square miles (125,448 km²), including inland and coastal water. Mississippi's total area is 1.4 times (37%) larger than Maine's.
Length: Maine is 311 miles (501 km) long from north to south; Mississippi is 337 miles (542 km). Mississippi's north-south length is 1.1 times (8%) longer than Maine's.
Width: Maine spans 203 miles (327 km) east to west; Mississippi spans 340 miles (547 km). Mississippi's east-west width is 1.7 times (67%) wider than Maine's.
Highest point: Maine's highest point is Mount Katahdin at 5,253 feet (1,601 m); Mississippi's is Woodall Mountain at 805 feet (245 m). Mount Katahdin is 4,448 feet higher than Woodall Mountain.
Lowest point: Maine's lowest point is Atlantic Ocean at 0 feet; Mississippi's is Gulf of Mexico at 0 feet. Both lowest points are at or near sea level.
Maine vs Mississippi Population and History
Population: Maine has a population of 1,405,012 (2024), while Mississippi has 2,943,045 (2024). Mississippi's population is 2.1 times (109%) larger than Maine's.
Population density: Maine: 45.6 people per square mile vs Mississippi: 62.7. Mississippi's population density is 1.4 times (38%) higher than Maine's.
Biggest city: Maine's biggest city is Portland with 69,568 people; Mississippi's is Jackson with 141,449. Jackson's population is 2.0 times (103%) larger than Portland's.
Largest metro area: Maine's largest metropolitan area is Portland-South Portland, ME metro area (571,534 people) vs Mississippi's Memphis, TN-MS-AR metro area (1,339,345). Memphis, TN-MS-AR metro area's population is 2.3 times (134%) larger than Portland-South Portland, ME metro area's.
History: Maine: Admitted to the Union on March 15, 1820, as the 23rd state. Mississippi: Admitted to the Union on December 10, 1817, as the 20th state. In its current form, Mississippi is the older of the two by 3 years.
Maine vs Mississippi Economy
GDP: Maine's GDP is $99.2 billion (2024) vs Mississippi's $158.2 billion. Mississippi's economic output is 1.6 times (59%) larger than Maine's.
GDP per capita: Maine: $70,586 per person vs Mississippi: $53,751. Maine's GDP per capita is 1.3 times (31%) higher than Mississippi's.
Average income: Maine: $68,932 vs Mississippi: $52,074 average income per person (per capita personal income). Maine's average income is 1.3 times (32%) higher than Mississippi's.
Maine vs Mississippi Counties
Number of counties: Maine has 16 counties, while Mississippi has 82. Mississippi's county count is 5.1 times (413%) higher than Maine's.
Biggest county by area: Maine's largest county is Aroostook County at 6,671 square miles; Mississippi's is Yazoo County at 922 square miles. Aroostook County's land area is 7.2 times (623%) larger than Yazoo County's.
Smallest county by area: Maine: Sagadahoc County (254 sq mi) vs Mississippi: Alcorn County (400 sq mi). Alcorn County's land area is 1.6 times (57%) larger than Sagadahoc County's.
Most populous county: Maine: Cumberland County (313,809 people) vs Mississippi: Harrison County (213,730 people). Cumberland County's population is 1.5 times (47%) larger than Harrison County's.
Least populous county: Maine: Piscataquis County (17,432 people) vs Mississippi: Issaquena County (1,295 people). Piscataquis County's population is 13.5 times larger than Issaquena County's.
Richest county: Maine: Cumberland County ($90,142 per capita income) vs Mississippi: Madison County ($90,668). Cumberland County and Madison County have about the same income.
Poorest county: Maine: Franklin County ($52,725 per capita income) vs Mississippi: Issaquena County ($27,264). Franklin County's income is 1.9 times (93%) richer than Issaquena County's.
Maine vs Mississippi Taxes
State income tax: Maine has a top income tax rate of 7.15%, while Mississippi has a top income tax rate of 4%. Maine's top rate is 3.15 percentage points higher.
Property tax: Maine: 0.91% effective rate vs Mississippi: 0.65% of home value per year. Maine's rate is 0.26 percentage points higher.
Sales tax: Maine: 5.5% combined state and average local rate vs Mississippi: 7.06%. Mississippi's combined rate is 1.56 percentage points higher.
Official Websites
Maine official website · Mississippi official website
More Size Comparisons
All Maine size comparisons · All Mississippi 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.