Somerville, ME Demographics

Population 366 · Census ACS 2020–24

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Somerville, ME map of median age by neighborhood
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Population and households in Somerville

Household size in Somerville

Household size, people per household
PeriodSomervilleMaineU.S.
2006–102.382.372.68
2010–142.392.362.73
2015–192.442.352.71
2020–242.702.302.65
Change+0.32−0.07−0.03
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Households in Somerville average 2.70 people, about the same as the country as a whole (2.65). The typical household here is bigger than in Maine as a whole, where it has 2.30 people. Since 2006–10, household size has climbed from 2.38, but in a place this small, survey estimates can swing a lot from one release to the next.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Somerville

Median age, years
PeriodSomervilleMaineU.S.
2006–1044.342.137.7
2010–1444.143.538.6
2015–1946.845.039.6
2020–2437.745.040.1
Change−6.6+2.9+2.3
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Somerville is a little younger than the country as a whole: its median age is 37.7, against 40.1 nationally.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Somerville

Single-parent households, % of households
PeriodSomervilleMaineU.S.
2006–108.5%10.1%12.3%
2010–1411.1%10.1%12.3%
2015–1911.3%9.4%11.6%
2020–249.5%8.8%11.6%
Change+1.0 pts−1.4 pts−0.6 pts
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Single parents head about one in ten households in Somerville (9.5%), below the national share of 11.6%. Maine as a whole looks much the same.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Somerville

Renters in Somerville

Renters, % of occupied homes
PeriodSomervilleMaineU.S.
2006–1017.3%26.9%33.3%
2010–1418.1%28.6%35.6%
2015–1918.0%27.7%36.0%
2020–2412.6%25.7%34.8%
Change−4.7 pts−1.2 pts+1.5 pts
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Somerville is overwhelmingly a place of homeowners: only 12.6% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 57.1% have no mortgage at all, well above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Somerville

Vacant homes, % of all homes
PeriodSomervilleMaineU.S.
2006–1014.7%17.8%11.4%
2010–1420.4%18.1%11.4%
2015–1916.2%19.0%11.1%
2020–2418.2%16.4%9.6%
Change+3.5 pts−1.4 pts−1.8 pts
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Vacant homes make up 18.2% of the housing in Somerville, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Somerville

Age of homes, median year built
PeriodSomervilleMaineU.S.
2006–10197919691974
2010–14198019711975
2015–19198119731977
2020–24198919751980
Change+10+6+6
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Somerville has newer housing than the country as a whole: the median home was built in 1989, versus 1980 nationally.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Somerville

Rent, per month
PeriodSomervilleMaineU.S.
2006–10$1,200$766$965
2010–14$909$831$1,040
2015–19$690$919$1,213
2020–24$1,480$1,230$1,571
Change+$280+$464+$606
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Rent in Somerville runs $1,480 a month at the median, utilities included, below the U.S. median of $1,571. Still, rents here are higher than in Maine overall ($1,230). Rent takes 36.7% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Somerville

Bachelor's degrees in Somerville

Bachelor's degrees, % of adults 25+
PeriodSomervilleMaineU.S.
2006–1015.2%27.0%28.4%
2010–1418.3%28.7%29.6%
2015–1921.4%32.0%32.1%
2020–2423.9%36.5%35.6%
Change+8.7 pts+9.5 pts+7.2 pts
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Fewer adults in Somerville have a four-year degree than in the country as a whole: 23.9%, against 35.6% nationally.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Somerville

High school graduates, % of adults 25+
PeriodSomervilleMaineU.S.
2006–1086.3%89.9%84.9%
2010–1488.1%91.4%86.1%
2015–1983.5%92.6%87.7%
2020–2492.2%94.8%89.3%
Change+5.9 pts+4.8 pts+4.3 pts
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High school completion in Somerville is a bit above the national rate: 92.2% of adults have a diploma or equivalent, against 89.3%. Still, the rate is lower than in Maine overall (94.8%).

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Somerville

Unemployment, % of the labor force
PeriodSomervilleMaineU.S.
2006–104.5%6.6%8.1%
2010–145.5%7.6%9.4%
2015–191.0%4.2%5.6%
2020–245.3%3.9%5.4%
Change+0.8 pts−2.7 pts−2.7 pts
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Unemployment in Somerville is close to the national rate: 5.3% of the labor force, against 5.4%. The rate is higher than in Maine overall (3.9%). Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Somerville compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Somerville2.7037.79.5%12.6%18.2%1989$1,48023.9%92.2%5.3%
Sandhill Corner2.7138.06.7%12.1%22.2%1988$1,41823.8%93.4%4.5%
Coopers Mills2.5942.89.0%11.7%14.5%1989$1,12427.9%91.4%3.6%
Windsor2.5046.612.4%10.7%11.6%1985$1,26822.2%92.7%3.1%
West Washington2.6340.66.7%11.2%18.4%1988$1,29021.6%92.4%3.7%
Jones Corner2.2443.311.0%9.1%34.6%1988$1,20232.2%95.5%2.7%
Jefferson2.8536.76.6%16.5%26.2%1988$1,16326.3%94.8%5.6%
Washington2.3148.27.2%7.5%12.0%1987$1,03617.3%90.0%1.3%
Palermo2.2443.310.5%9.1%33.4%1988$1,23731.4%95.6%2.3%
South Liberty2.2945.911.9%9.8%22.4%1985$89625.0%90.8%4.1%
South China2.3842.48.6%8.8%19.7%1983$1,12931.3%96.0%2.2%

All figures 2020–24.

Cities with similar populations: Red Bush, IN · Pepperell, AL · Percilla, TX · Perrytown, NC · Petronia, AL · Phelps, MN · Philadelphia, IN · Pindall, AR · Putney, GA · Quinn, AR

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Somerville. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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