The map above shows Maine and New Brunswick side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maine vs New Brunswick Geography
Land area
- Maine has a land area of 30,845 square miles (79,888 km²), while New Brunswick has 27,587 square miles (71,450 km²).
- Maine's land area is 1.1 times (12%) larger than New Brunswick's.
Total area
- Maine: 35,380 square miles (91,634 km²) vs New Brunswick: 28,150 square miles (72,908 km²), including inland and coastal water.
- Maine's total area is 1.3 times (26%) larger than New Brunswick's.
Length
- Maine is 311 miles (501 km) long from north to south; New Brunswick is 241 miles (388 km).
- Maine's north-south length is 1.3 times (29%) longer than New Brunswick's.
Width
- Maine spans 203 miles (327 km) east to west; New Brunswick spans 264 miles (424 km).
- New Brunswick's east-west width is 1.3 times (30%) wider than Maine's.
Highest point
- Maine's highest point is Mount Katahdin at 5,253 feet (1,601 m); New Brunswick's is Mount Carleton at 2,680 feet (817 m).
- Mount Katahdin is 2,573 feet higher than Mount Carleton.
Lowest point
- Maine's lowest point is Atlantic Ocean at 0 feet; New Brunswick's is Atlantic Ocean at 0 feet.
- Both lowest points are at or near sea level.
Maine vs New Brunswick Population and History
Population
- Maine has a population of 1,405,012 (2024), while New Brunswick has 867,383 (2026).
- Maine's population is 1.6 times (62%) larger than New Brunswick's.
Population density
- Maine: 45.6 people per square mile vs New Brunswick: 31.4.
- Maine's population density is 1.5 times (45%) higher than New Brunswick's.
Biggest city
- Maine's biggest city is Portland with 69,568 people; New Brunswick's is Moncton with 79,470.
- Moncton's population is 1.1 times (14%) larger than Portland's.
Largest metro area
- Maine's largest metropolitan area is Portland-South Portland, ME metro area (571,534 people) vs New Brunswick's Moncton CMA (157,717).
- Portland-South Portland, ME metro area's population is 3.6 times (262%) larger than Moncton CMA's.
History
- Maine: Admitted to the Union on March 15, 1820, as the 23rd state.
- New Brunswick: Joined Confederation on July 1, 1867, as one of the four founding provinces.
- In its current form, Maine is the older of the two by 47 years.
Maine vs New Brunswick Economy
GDP
- Maine's GDP is $99.2 billion (2024) vs New Brunswick's $35.3 billion.
- Maine's economic output is 2.8 times (181%) larger than New Brunswick's.
GDP per capita
- Maine: $70,586 per person vs New Brunswick: $41,088.
- Maine's GDP per capita is 1.7 times (72%) higher than New Brunswick's.
Official Websites
Maine official website · New Brunswick official website
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More Size Comparisons
All Maine size comparisons · All New Brunswick 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.