Wilmington, OH Demographics

Population 17,330 · Census ACS 2020–24

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Wilmington, OH map of median age by neighborhood
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Population and households in Wilmington

Household size in Wilmington

Household size, people per household
PeriodWilmingtonDayton areaOhioU.S.
2006–102.442.432.512.68
2010–142.362.422.512.73
2015–192.332.392.472.71
2020–242.342.372.462.65
Change−0.09−0.06−0.05−0.03
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Wilmington is a place of small households, averaging 2.34 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 2.44 in 2006–10, a much bigger shift than nationally. Households are largest in the southwest and smallest in the center.

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 Wilmington

Median age, years
PeriodWilmingtonDayton areaOhioU.S.
2006–1037.639.539.037.7
2010–1440.040.540.038.6
2015–1938.941.040.739.6
2020–2441.341.040.840.1
Change+3.8+1.5+1.8+2.3
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Half of the people in Wilmington are younger than 41.3 and half are older, close to the national median of 40.1. Since 2006–10, the median age has climbed from 37.6, mirroring the country. Residents skew youngest in the southeast and oldest in the center.

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 Wilmington

Single-parent households, % of households
PeriodWilmingtonDayton areaOhioU.S.
2006–1014.7%12.4%11.7%12.3%
2010–1414.4%12.6%11.9%12.3%
2015–1911.1%12.2%11.7%11.6%
2020–2410.1%11.5%11.7%11.6%
Change−4.6 pts−0.9 pts−0.0 pts−0.6 pts
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Single-parent households are a bit less common in Wilmington than nationally: 10.1%, against 11.6%. Since 2006–10, the single-parent share has fallen 4.6 points, a much bigger shift than nationally.

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 Wilmington

Renters in Wilmington

Renters, % of occupied homes
PeriodWilmingtonDayton areaOhioU.S.
2006–1035.3%33.9%30.8%33.3%
2010–1442.0%36.2%33.1%35.6%
2015–1941.8%36.8%33.9%36.0%
2020–2432.3%35.0%32.8%34.8%
Change−3.0 pts+1.1 pts+2.0 pts+1.5 pts
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About a third of households in Wilmington rent their homes (32.3%), close to the national share of 34.8%. Among homeowners, 37.2% have no mortgage at all, about the same as nationally. The renter share is down 3.0 points from 2006–10, even as the national share rose.

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 Wilmington

Vacant homes, % of all homes
PeriodWilmingtonDayton areaOhioU.S.
2006–1011.7%10.8%10.8%11.4%
2010–1411.0%10.7%10.8%11.4%
2015–1910.3%10.6%10.2%11.1%
2020–248.5%8.0%8.7%9.6%
Change−3.2 pts−2.8 pts−2.2 pts−1.8 pts
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Vacancy in Wilmington is close to the national rate: 8.5% of homes are empty, against 9.6%. Since 2006–10, vacancy has fallen 3.2 points, mirroring the country.

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 Wilmington

Age of homes, median year built
PeriodWilmingtonDayton areaOhioU.S.
2006–101973196719681974
2010–141977196719691975
2015–191975196819701977
2020–241977197019721980
Change+4+3+4+6
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Homes in Wilmington are about the same age as the nation's housing: the median home was built in 1977, versus 1980 nationally. Homes here are newer than in the Dayton area overall, where the median home dates to 1970. The median year built has moved up from 1973 in 2006–10, a sign of steady new building. Newer construction is concentrated in the northwest, while the east has the oldest housing.

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 Wilmington

Rent, per month
PeriodWilmingtonDayton areaOhioU.S.
2006–10$677$775$765$965
2010–14$720$843$814$1,040
2015–19$827$893$901$1,213
2020–24$996$1,166$1,142$1,571
Change+$320+$391+$377+$606
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The median renter in Wilmington pays $996 a month for rent and utilities, well below the national median of $1,571. Rent has climbed $320 a month since 2006–10, up 47%, a slower climb than the nation's. Rent takes 25.5% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent. Rents run highest in the northwest and lowest in the south.

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 Wilmington

Bachelor's degrees in Wilmington

Bachelor's degrees, % of adults 25+
PeriodWilmingtonDayton areaOhioU.S.
2006–1018.6%26.7%25.4%28.4%
2010–1417.2%27.3%26.5%29.6%
2015–1923.8%30.0%28.9%32.1%
2020–2422.8%33.6%31.9%35.6%
Change+4.1 pts+6.9 pts+6.5 pts+7.2 pts
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College degrees are relatively uncommon in Wilmington: 22.8% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%. Since 2006–10, the share with a degree has risen 4.1 points, in line with the national trend. College graduates are most concentrated in the northwest and least in the south.

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 Wilmington

High school graduates, % of adults 25+
PeriodWilmingtonDayton areaOhioU.S.
2006–1087.1%88.7%87.7%84.9%
2010–1485.9%89.4%88.9%86.1%
2015–1988.5%91.0%90.4%87.7%
2020–2493.0%92.9%91.7%89.3%
Change+5.9 pts+4.2 pts+4.0 pts+4.3 pts
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High school completion in Wilmington is above the national rate: 93.0% of adults have a diploma, against 89.3%. The picture is much the same across the Dayton area. The share with a diploma has risen 5.9 points since 2006–10, as it has nationally.

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 Wilmington

Unemployment, % of the labor force
PeriodWilmingtonDayton areaOhioU.S.
2006–1010.3%8.6%8.7%8.1%
2010–1411.4%10.0%9.4%9.4%
2015–196.2%6.2%5.5%5.6%
2020–243.8%5.0%4.9%5.4%
Change−6.4 pts−3.6 pts−3.8 pts−2.7 pts
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Unemployment in Wilmington runs below the national rate: 3.8% of the labor force was out of work and looking, against 5.4% nationally. Unemployment is down 6.4 points from 2006–10, in line with the national trend. 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).

Wilmington compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Wilmington2.3441.310.1%32.3%8.5%1977$99622.8%93.0%3.8%
Morrisville2.0647.96.7%33.3%9.7%1989$1,29629.6%95.3%4.0%
Ogden2.5841.77.7%17.0%8.4%1983$87620.9%91.5%2.4%
Gurneyville2.7447.28.7%8.1%0.2%1993$1,17128.3%95.9%0.1%
Melvin2.3940.912.5%29.3%2.1%1952$1,22833.2%97.6%3.8%
Cuba2.8041.45.2%12.6%13.1%1990$95825.2%90.6%1.4%
New Antioch2.6337.47.7%23.2%3.4%1970$93724.6%97.9%5.8%
Lumberton2.7848.77.5%5.0%1.2%1997$1,11026.3%95.9%0.1%
Kingman2.8841.15.7%10.8%0.1%1985$1,15627.3%98.7%2.0%
Port William2.3845.011.4%23.3%1.3%1965$1,47936.3%95.8%0.5%
Sligo2.5941.95.1%5.7%2.0%1993$99529.8%98.3%0.8%

All figures 2020–24.

Cities with similar populations: Aurora, OH · Barceloneta, PR · Aldie, VA · Aldine, TX · Aledo, TX · Bellefontaine, OH · Alton, TX · Auburn, GA · Brookfield, CT · Webster, MA

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 Wilmington. 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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