How many people live in ?

Updated annually
In 2025, there were 1.41 million people living in Maine. That makes Maine the 42nd-most populous state, home to 0.41% of people living in the US.

1.41M

population of Maine (2025)

0.41%

Maine share of the US population (2025)
The population of Maine was about 2.0 times higher than it was in 1900. Between 2024 and 2025, the population of Maine grew by about 6,400 people.

About 1.41 million people lived in Maine in 2025. That's about 2.0 times more than in 1900.

Annual population estimates

What are Maine's age demographics?

About 330,300 Maine residents were aged 65 and older in 2024. That represents 23.5% of the state’s population compared with 18% in the US overall.
Another 247,100 Maine residents, or 17.6% of the state’s population, were aged under 18. For comparison, children account for 21.6% of the US population.

A higher share of Maine's population is 65 and older than the US overall.

Population share by age group (2024)

What are Maine's racial and ethnic demographics?

A state’s population may have racial and ethnic differences compared with the US overall. These figures reflect how people identified their race alone (not in combination with other races), and separate Hispanic or Latino ethnicity, following Census Bureau reporting standards.
Non-Hispanic white residents make up 91.1% of Maine’s population, higher than the national share of 57.5%.
In contrast, Maine’s non-Hispanic Black or African American population accounted for 2.3%, below the 12.6% share nationwide. The Hispanic population makes up 2.4% of the state, compared with 20% nationally.

A higher share of Maine's population is non-Hispanic white than the US overall.

Population share by race and ethnicity (2024)

What are Maine's most populous counties?

In 2024, four out of 16 counties accounted for over half of Maine’s population:
  • Cumberland County, 313,800 (22.3% of the population)
  • York County, 220,100 (15.6%)
  • Penobscot County, 156,800 (11.1%)
  • Kennebec County, 128,500 (9.1%)

In 2024, Cumberland County was the most populous county in Maine.

Population estimates

What are Maine's most populous cities?

The largest city in Maine is Portland with about 69,600 residents in 2024.

Cities and counties in Maine ranked by population

Cities and counties in Maine ranked by population
1.

Portland 

69,568
2.

Lewiston 

38,772
3.

Bangor 

32,446
4.

South Portland

26,994
5.

Auburn 

25,200
6.

Sanford 

22,497
7.

Biddeford 

22,370
8.

Westbrook 

21,386
9.

Saco 

21,064
10.

Augusta 

19,168

Keep exploring

Methodology

USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.

The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.

Page sources

USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.