The map above shows Maine and Washington side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maine vs Washington Geography
Land area
- Maine has a land area of 30,845 square miles (79,888 km²), while Washington has 66,455 square miles (172,119 km²).
- Washington's land area is 2.2 times (115%) larger than Maine's.
Total area
- Maine: 35,380 square miles (91,634 km²) vs Washington: 71,301 square miles (184,668 km²), including inland and coastal water.
- Washington's total area is 2.0 times (102%) larger than Maine's.
Length
- Maine is 311 miles (501 km) long from north to south; Washington is 238 miles (383 km).
- Maine's north-south length is 1.3 times (31%) longer than Washington's.
Width
- Maine spans 203 miles (327 km) east to west; Washington spans 399 miles (641 km).
- Washington's east-west width is 2.0 times (97%) wider than Maine's.
Highest point
- Maine's highest point is Mount Katahdin at 5,253 feet (1,601 m); Washington's is Mount Rainier at 14,409 feet (4,392 m).
- Mount Rainier is 9,156 feet higher than Mount Katahdin.
Lowest point
- Maine's lowest point is Atlantic Ocean at 0 feet; Washington's is Pacific Ocean at 0 feet.
- Both lowest points are at or near sea level.
Maine vs Washington Population and History
Population
- Maine has a population of 1,405,012 (2024), while Washington has 7,958,180 (2024).
- Washington's population is 5.7 times (466%) larger than Maine's.
Population density
- Maine: 45.6 people per square mile vs Washington: 119.8.
- Washington's population density is 2.6 times (163%) higher than Maine's.
Biggest city
- Maine's biggest city is Portland with 69,568 people; Washington's is Seattle with 780,995.
- Seattle's population is 11.2 times larger than Portland's.
Largest metro area
- Maine's largest metropolitan area is Portland-South Portland, ME metro area (571,534 people) vs Washington's Seattle-Tacoma-Bellevue, WA metro area (4,145,494).
- Seattle-Tacoma-Bellevue, WA metro area's population is 7.3 times (625%) larger than Portland-South Portland, ME metro area's.
History
- Maine: Admitted to the Union on March 15, 1820, as the 23rd state.
- Washington: Admitted to the Union on November 11, 1889, as the 42nd state.
- In its current form, Maine is the older of the two by 69 years.
Maine vs Washington Economy
GDP
- Maine's GDP is $99.2 billion (2024) vs Washington's $856.0 billion.
- Washington's economic output is 8.6 times (763%) larger than Maine's.
GDP per capita
- Maine: $70,586 per person vs Washington: $107,564.
- Washington's GDP per capita is 1.5 times (52%) higher than Maine's.
Average income
- Maine: $68,932 vs Washington: $85,187 average income per person (per capita personal income).
- Washington's average income is 1.2 times (24%) higher than Maine's.
Maine vs Washington Counties
Number of counties
- Maine has 16 counties, while Washington has 39.
- Washington's county count is 2.4 times (144%) higher than Maine's.
Biggest county by area
- Maine's largest county is Aroostook County at 6,671 square miles; Washington's is Okanogan County at 5,266 square miles.
- Aroostook County's land area is 1.3 times (27%) larger than Okanogan County's.
Smallest county by area
- Maine: Sagadahoc County (254 sq mi) vs Washington: San Juan County (174 sq mi).
- Sagadahoc County's land area is 1.5 times (46%) larger than San Juan County's.
Most populous county
- Maine: Cumberland County (313,809 people) vs Washington: King County (2,340,211 people).
- King County's population is 7.5 times (646%) larger than Cumberland County's.
Least populous county
- Maine: Piscataquis County (17,432 people) vs Washington: Garfield County (2,404 people).
- Piscataquis County's population is 7.3 times (625%) larger than Garfield County's.
Richest county
- Maine: Cumberland County ($90,142 per capita income) vs Washington: King County ($128,684).
- King County's income is 1.4 times (43%) richer than Cumberland County's.
Poorest county
- Maine: Franklin County ($52,725 per capita income) vs Washington: Ferry County ($50,456).
- Franklin County and Ferry County have about the same income.
Maine vs Washington Taxes
State income tax
- Maine has a top income tax rate of 7.15%, while Washington has a 9% tax on capital gains only.
Property tax
- Maine: 0.91% effective rate vs Washington: 0.79% of home value per year.
- Maine's rate is 0.12 percentage points higher.
Sales tax
- Maine: 5.5% combined state and average local rate vs Washington: 9.57%.
- Washington's combined rate is 4.07 percentage points higher.
Official Websites
Maine official website · Washington official website
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More Size Comparisons
All Maine size comparisons · All Washington 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.