Allen, MD Demographics

Population 321 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Allen, MD map of median age by neighborhood
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Population and households in Allen

Household size in Allen

Household size, people per household
PeriodAllenMarylandU.S.
2006–102.772.682.68
2010–142.762.732.73
2015–192.922.742.71
2020–242.272.682.65
Change−0.50+0.01−0.03
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Households in Allen are small: just 2.27 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Household size has dropped from 2.77 in 2006–10, but in a place this small, much of that may be survey noise rather than real change.

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 Allen

Median age, years
PeriodAllenMarylandU.S.
2006–1040.738.537.7
2010–1429.239.338.6
2015–1948.240.239.6
2020–2455.140.640.1
Change+14.4+2.1+2.3
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Allen skews older: half of its residents are older than 55.1, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families.

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 Allen

Single-parent households, % of households
PeriodAllenMarylandU.S.
2006–102.8%12.5%12.3%
2010–143.9%12.6%12.3%
2015–1912.9%11.7%11.6%
2020–243.7%11.7%11.6%
Change+0.9 pts−0.9 pts−0.6 pts
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Single parents head only 3.7% of households in Allen, well below the national share of 11.6%.

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 Allen

Renters in Allen

Renters, % of occupied homes
PeriodAllenMarylandU.S.
2006–104.7%31.0%33.3%
2010–1415.3%32.9%35.6%
2015–191.9%33.1%36.0%
2020–245.9%32.4%34.8%
Change+1.2 pts+1.4 pts+1.5 pts
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Allen is overwhelmingly a place of homeowners: only 5.9% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Nearly four in ten owners (37.3%) have paid off their mortgages, about the same as nationally.

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 Allen

Vacant homes, % of all homes
PeriodAllenMarylandU.S.
2006–1012.5%9.0%11.4%
2010–147.4%8.9%11.4%
2015–1915.5%8.9%11.1%
2020–243.0%7.1%9.6%
Change−9.5 pts−1.9 pts−1.8 pts
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Only 3.0% of homes in Allen are vacant, far below the national rate of 9.6%, which usually means strong demand for housing.

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 Allen

Age of homes, median year built
PeriodAllenMarylandU.S.
2006–10198319741974
2010–14198719751975
2015–19199019761977
2020–24199119781980
Change+8+4+6
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Much of the housing in Allen is relatively new: half of its homes were built after 1991, compared with 1980 for the U.S. as a whole.

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 Allen

Rent, per month
PeriodAllenMarylandU.S.
2006–10$694$1,249$965
2010–14$529$1,363$1,040
2015–19$1,229$1,576$1,213
2020–24$1,219$1,869$1,571
Change+$525+$620+$606
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Rent in Allen runs $1,219 a month at the median, utilities included, well below the U.S. median of $1,571. The typical renter here spends 16.8% of household income on rent, comfortably under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally.

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 Allen

Bachelor's degrees in Allen

Bachelor's degrees, % of adults 25+
PeriodAllenMarylandU.S.
2006–1024.0%36.3%28.4%
2010–1434.9%37.7%29.6%
2015–1932.2%40.5%32.1%
2020–2447.7%43.4%35.6%
Change+23.7 pts+7.1 pts+7.2 pts
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College graduates are unusually common in Allen: 47.7% of adults 25 and older have a bachelor's degree or higher, against 35.6% nationally. Education tends to track local incomes and the kinds of jobs nearby.

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 Allen

High school graduates, % of adults 25+
PeriodAllenMarylandU.S.
2006–1085.8%88.0%84.9%
2010–1494.0%89.1%86.1%
2015–1996.9%90.2%87.7%
2020–2496.1%90.9%89.3%
Change+10.3 pts+2.9 pts+4.3 pts
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High school completion is high in Allen: 96.1% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%.

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 Allen

Unemployment, % of the labor force
PeriodAllenMarylandU.S.
2006–102.9%6.5%8.1%
2010–144.0%8.1%9.4%
2015–1911.9%5.1%5.6%
2020–243.4%5.0%5.4%
Change+0.5 pts−1.5 pts−2.7 pts
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Unemployment in Allen runs below the national rate: 3.4% of the labor force was out of work and looking, against 5.4% nationally. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's 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).

Allen compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Allen2.2755.13.7%5.9%3.0%1991$1,21947.7%96.1%3.4%
Eden2.7541.610.1%15.8%12.2%1990$1,25332.3%94.0%9.8%
Quantico2.4352.414.5%12.5%6.2%1989$1,20030.2%91.4%11.1%
Fruitland3.0632.311.0%26.2%10.0%1981$1,46038.2%91.5%4.5%
Siloam3.2231.814.6%29.2%23.2%1994$1,12314.6%95.6%28.0%
Palmetto2.2924.619.6%20.7%39.1%1999$1,10731.3%94.5%3.6%
Whitehaven2.4454.720.7%17.5%10.0%1986$1,19917.3%94.3%16.5%
Princess Anne2.4933.516.2%41.5%25.6%1992$1,15727.3%92.9%7.0%
Mount Vernon2.4353.115.6%7.8%17.5%1999$1,26532.7%96.7%1.2%
Salisbury2.4736.312.7%47.6%8.7%1981$1,34129.5%89.7%6.5%
Oakville2.5836.07.0%11.9%18.8%1987$89128.9%92.3%6.3%

All figures 2020–24.

Cities with similar populations: Inlet, NY · Buckroe, MI · McCombs, KY · Oswegatchie, NY · Nassau Village, FL · Union, GA · Marble, CO · Cable Hollow, PA · Prairie Center, WA · Wishkah, WA

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 Allen. 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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