Demographics
Census counts 1,387,817 people in Maine State Authority, in 597,159 households. Median age 41.0 years. Population is 88% White (non-Hispanic) and 2% Hispanic or Latino. 54% of households are family-led.
- 2.3 people per household (vs Maine avg 2.3).
- 46% non-family households (singles, roommates) (vs Maine 46%).
- 68 dependents per 100 working-age (youth + seniors / 18-64) (vs Maine 68).
Population & Trend
Current population 1,387,817; figures track the most recent Census ACS 5-year estimates.
| Population | 1,387,817 people (vs Maine 11,151) |
|---|---|
| Population Unweighted | 1,687.00 |
| Water Population Served Sum | 3,817,259 |
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29
Age Distribution
Median age 41.0y is 2.1 years older than the U.S. median (38.9y).
| Age Summary · Total Pop | 1,387,817 |
|---|---|
| Age Summary · Under 18 | 250,540 |
| Age Summary · 18 To 34 | 277,969.0× |
| Age Summary · 35 To 64 | 548,888.0× |
| Age Summary · 65 Plus | 310,420 |
| Age Summary · Pct Under 18 | 18.1% |
| Age Summary · Pct 18 To 34 | 20.0% |
| Age Summary · Pct 35 To 64 | 39.5% |
| Median age | 41.0 years (at Maine median) |
| Median Age Unweighted | 46.4 years |
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 1,387,817 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| Census Demographics · Total Population | 1,387,817 people |
|---|---|
| White residents | 1,255,888 |
| Black residents | 25,427 |
| Asian residents | 16,006 |
| Census Demographics · Aian | 5,831 |
| Census Demographics · Nhpi | 377 |
| Census Demographics · Other Race | 10,561 |
| Census Demographics · Two Or More Races | 73,727 |
| Diversity Index | 17.8% |
| Asian population | 1.1% (vs Maine 1.3%) |
| Black population | 1.8% (vs Maine 1.6%) |
| Hispanic or Latino population | 2.2% (vs Maine 3.1%) |
| Pct Hispanic Unweighted | 1.4% |
| White (non-Hispanic) population | 88.5% (at Maine median) |
| Pct White Nonhispanic Unweighted | 92.9% |
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 5.2% are foreign-born — below the U.S. average of 13.9%.
| Census Citizenship · Total | 1,387,817 |
|---|---|
| Census Citizenship · Native | 1,331,369 |
| Residents born in this state | 826,887 |
| Residents born in another state | 488,972 |
| Census Citizenship · Foreign Born | 72,476 |
| Census Citizenship · Naturalized | 45,899 |
| Census Citizenship · Non Citizen | 15,510 |
| Foreign-born residents | 5.2% |
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29
Households & Family Composition
597,159 households. 54% are family households — below the U.S. share of ~65%.
| Family households | 362,538 households (vs Maine 2,550) |
|---|---|
| Family Households Sum | 159,160 |
| Family Households Unweighted | 434.00 |
| Households that are families | 54.4% (at Maine median) |
| Pct Family Households Unweighted | 55.2% |
| Total households | 597,159 households (vs Maine 5,374) |
| Total Households Sum | 297,775 |
| Total Households Unweighted | 758.00 |
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29
Disability
Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.
| Census Disability · Total Pop | 1,370,076 |
|---|---|
| With Disability | 217,077 |
| Pct With Disability | 15.8% |
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 0 residents live in group quarters.
| Census Group Quarters · Total | 40,741 |
|---|
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29
Other
| Census Mobility · Total | 1,376,047 |
|---|---|
| Census Mobility · Same House | 1,229,986 |
| Census Mobility · Same County | 70,289 |
| Census Mobility · Diff County Same State | 33,660 |
| Census Mobility · Diff State | 37,637 |
| Census Mobility · From Abroad | 4,475 |
| Census Mobility · Moved Total | 146,061 |
| Census Mobility · Pct Moved In Year | 10.6% |
| Pct White | 90.5% |
Sources: Census ACS 5-Year 2024 — state-level query · Refreshed 2026-04-29