Unionville, MD Demographics

Population 472 · Census ACS 2020–24

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

Household size in Unionville

Household size, people per household
PeriodUnionvilleMarylandU.S.
2006–102.472.682.68
2010–142.262.732.73
2015–192.182.742.71
2020–242.322.682.65
Change−0.15+0.01−0.03
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Unionville is a place of small households, averaging 2.32 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Household size has dropped from 2.47 in 2006–10, 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 Unionville

Median age, years
PeriodUnionvilleMarylandU.S.
2006–1051.138.537.7
2010–1450.539.338.6
2015–1956.640.239.6
2020–2453.240.640.1
Change+2.0+2.1+2.3
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With a median age of 53.2, Unionville is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees.

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 Unionville

Single-parent households, % of households
PeriodUnionvilleMarylandU.S.
2006–103.1%12.5%12.3%
2010–1410.2%12.6%12.3%
2015–195.5%11.7%11.6%
2020–245.7%11.7%11.6%
Change+2.5 pts−0.9 pts−0.6 pts
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Single parents head only 5.7% of households in Unionville, 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 Unionville

Renters in Unionville

Renters, % of occupied homes
PeriodUnionvilleMarylandU.S.
2006–109.3%31.0%33.3%
2010–1419.5%32.9%35.6%
2015–1912.1%33.1%36.0%
2020–2411.9%32.4%34.8%
Change+2.6 pts+1.4 pts+1.5 pts
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Unionville is overwhelmingly a place of homeowners: only 11.9% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. About a quarter of owners (25.4%) have paid off their mortgages, well below 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 Unionville

Vacant homes, % of all homes
PeriodUnionvilleMarylandU.S.
2006–1028.7%9.0%11.4%
2010–1419.0%8.9%11.4%
2015–1920.3%8.9%11.1%
2020–2418.4%7.1%9.6%
Change−10.3 pts−1.9 pts−1.8 pts
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Vacant homes make up 18.4% of the housing in Unionville, 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 Unionville

Age of homes, median year built
PeriodUnionvilleMarylandU.S.
2006–10197319741974
2010–14197019751975
2015–19197719761977
2020–24198419781980
Change+11+4+6
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The housing in Unionville is a little younger than the country's: half of it was built after 1984, against 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 Unionville

Rent, per month
PeriodUnionvilleMarylandU.S.
2006–10$896$1,249$965
2010–14$1,086$1,363$1,040
2015–19$1,033$1,576$1,213
2020–24$1,706$1,869$1,571
Change+$810+$620+$606
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The median renter in Unionville pays $1,706 a month for rent and utilities, above the national median of $1,571. Even so, rents here are lower than in Maryland overall ($1,869). Rent takes 25.4% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

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 Unionville

Bachelor's degrees in Unionville

Bachelor's degrees, % of adults 25+
PeriodUnionvilleMarylandU.S.
2006–1038.1%36.3%28.4%
2010–1439.8%37.7%29.6%
2015–1941.5%40.5%32.1%
2020–2449.0%43.4%35.6%
Change+11.0 pts+7.1 pts+7.2 pts
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College graduates are unusually common in Unionville: 49.0% 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 Unionville

High school graduates, % of adults 25+
PeriodUnionvilleMarylandU.S.
2006–1092.7%88.0%84.9%
2010–1490.9%89.1%86.1%
2015–1997.4%90.2%87.7%
2020–2495.9%90.9%89.3%
Change+3.2 pts+2.9 pts+4.3 pts
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High school completion is high in Unionville: 95.9% 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 Unionville

Unemployment, % of the labor force
PeriodUnionvilleMarylandU.S.
2006–103.9%6.5%8.1%
2010–147.8%8.1%9.4%
2015–194.5%5.1%5.6%
2020–244.2%5.0%5.4%
Change+0.3 pts−1.5 pts−2.7 pts
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Unemployment in Unionville runs below the national rate: 4.2% 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).

Unionville compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Unionville2.3253.25.7%11.9%18.4%1984$1,70649.0%95.9%4.2%
Longwoods2.6251.84.6%12.7%19.9%1986$1,62650.6%98.0%5.4%
Kirkham2.4653.06.3%11.7%23.0%1986$1,71764.8%99.6%5.5%
Easton2.3447.911.9%31.3%9.5%1983$1,39737.0%90.8%3.5%
St. Michaels2.1756.24.5%22.0%24.6%1980$1,10452.5%89.8%5.3%
Cordova2.8146.74.5%15.1%13.2%1984$1,59834.5%94.9%4.7%
Claiborne1.9660.29.6%3.5%28.6%1981$1,19047.2%92.5%1.4%
Wye Mills2.7148.22.4%12.8%13.3%1987$1,51429.8%95.2%4.9%
Tanyard2.4846.011.0%17.5%7.9%1982$1,35721.9%89.9%3.6%
Oxford1.9164.77.7%14.6%30.3%1977$1,82562.3%95.7%8.4%
Mcdaniel1.9660.29.8%3.2%28.7%1981$1,19346.9%92.4%1.3%

All figures 2020–24.

Cities with similar populations: New Blaine, AR · Natoma, KS · Natural Bridge, AL · Naubinway, MI · Neche, ND · Neelyton, PA · Nelson, MO · Nelsonville, KY · Neptune, TN · Nevada, MS

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 Unionville. 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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