Union County, KY Demographics

Population 13,260 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Union County, KY map of median age by neighborhood
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Population and households in Union County

Household size in Union County

Household size, people per household
PeriodUnion CountyKentuckyU.S.
2006–102.482.512.68
2010–142.462.532.73
2015–192.472.522.71
2020–242.412.512.65
Change−0.07−0.00−0.03
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The average household in Union County has 2.41 people, under the U.S. average of 2.65. Since 2006–10, household size has edged down from 2.48, in line with the national trend.

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 Union County

Median age, years
PeriodUnion CountyKentuckyU.S.
2006–1038.738.537.7
2010–1440.439.338.6
2015–1942.040.039.6
2020–2444.239.940.1
Change+5.5+1.5+2.3
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Union County skews older: half of its residents are older than 44.2, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. The median age has climbed from 38.7 in 2006–10, mirroring the country. Only nine of Kentucky's 120 counties are older.

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 Union County

Single-parent households, % of households
PeriodUnion CountyKentuckyU.S.
2006–1013.3%11.7%12.3%
2010–1413.7%11.9%12.3%
2015–1913.6%11.8%11.6%
2020–249.0%11.9%11.6%
Change−4.4 pts+0.2 pts−0.6 pts
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Single parents head just over one in twelve households in Union County (9.0%), below the national share of 11.6%. The single-parent share has fallen 4.4 points since 2006–10, a much bigger shift than nationally. Union County has a lower share of single-parent households than the great majority of Kentucky counties.

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 Union County

Renters in Union County

Renters, % of occupied homes
PeriodUnion CountyKentuckyU.S.
2006–1022.0%30.1%33.3%
2010–1428.8%32.3%35.6%
2015–1929.2%32.8%36.0%
2020–2429.8%31.7%34.8%
Change+7.8 pts+1.5 pts+1.5 pts
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About three in ten households in Union County rent their homes (29.8%), a little below the national share of 34.8%; the rest own. About six in ten owners (59.1%) have paid off their mortgages, well above the national share of 39.8%. Renting is most common in the east and least common in the west. Since 2006–10, the renter share has risen 7.8 points, a much bigger shift than 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 Union County

Vacant homes, % of all homes
PeriodUnion CountyKentuckyU.S.
2006–109.3%12.2%11.4%
2010–149.7%11.9%11.4%
2015–1915.7%12.3%11.1%
2020–2411.6%10.6%9.6%
Change+2.3 pts−1.6 pts−1.8 pts
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A few more homes sit empty in Union County than nationally: 11.6%, against 9.6%. The count includes vacation homes and homes between owners or tenants, not just abandoned ones. Since 2006–10, vacancy has risen 2.3 points, even as the national rate fell.

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 Union County

Age of homes, median year built
PeriodUnion CountyKentuckyU.S.
2006–10197019771974
2010–14197219791975
2015–19197419801977
2020–24197519821980
Change+5+5+6
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Housing in Union County leans a little older: the median home dates to 1975, against 1980 nationally. The median year built has moved up from 1970 in 2006–10, a sign of steady new building. The newest homes are mostly in the northeast, the oldest in the southwest. Only eight of Kentucky's 120 counties have older homes.

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 Union County

Rent, per month
PeriodUnion CountyKentuckyU.S.
2006–10$479$657$965
2010–14$610$728$1,040
2015–19$592$814$1,213
2020–24$760$1,024$1,571
Change+$281+$367+$606
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Rent in Union County runs $760 a month at the median, utilities included, well below the U.S. median of $1,571. Rent has climbed $281 a month since 2006–10, up 59%, a slower climb than the nation's. Rent takes 25.8% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent. Renters on a budget will find the lowest rents in the southwest; the highest are in the east.

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 Union County

Bachelor's degrees in Union County

Bachelor's degrees, % of adults 25+
PeriodUnion CountyKentuckyU.S.
2006–1013.0%21.3%28.4%
2010–1410.4%22.5%29.6%
2015–1910.4%24.5%32.1%
2020–2413.2%27.6%35.6%
Change+0.2 pts+6.2 pts+7.2 pts
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Fewer adults in Union County have a four-year degree than in the country as a whole: 13.2%, against 35.6% nationally. Union County has a lower share of college graduates than at least four in five Kentucky counties.

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 Union County

High school graduates, % of adults 25+
PeriodUnion CountyKentuckyU.S.
2006–1081.1%81.7%84.9%
2010–1481.9%83.9%86.1%
2015–1990.2%86.4%87.7%
2020–2491.2%88.8%89.3%
Change+10.0 pts+7.2 pts+4.3 pts
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High school completion in Union County is a bit above the national rate: 91.2% of adults have a diploma or equivalent, against 89.3%. Since 2006–10, the share with a diploma has risen 10.0 points, mirroring the country. Union County has a higher share of high school graduates than the great majority of Kentucky counties.

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 Union County

Unemployment, % of the labor force
PeriodUnion CountyKentuckyU.S.
2006–108.6%8.4%8.1%
2010–147.7%9.5%9.4%
2015–197.1%5.8%5.6%
2020–242.8%5.1%5.4%
Change−5.8 pts−3.3 pts−2.7 pts
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The job market in Union County has been strong: just 2.8% of the labor force was out of work and looking, well below the national rate of 5.4%. Of Kentucky's 120 counties, only seven have lower unemployment. Unemployment has fallen 5.8 points since 2006–10, mirroring the country.

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).

Union County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Union County2.4144.29.0%29.8%11.6%1975$76013.2%91.2%2.8%
Webster County2.6840.211.2%26.2%13.9%1980$85712.4%85.1%5.5%
Gallatin County2.3646.813.4%22.6%14.8%1966$66313.7%87.0%8.0%
Saline County2.3045.313.0%27.5%13.4%1971$84221.2%90.1%6.8%
McLean County2.4942.66.6%17.2%13.8%1978$63516.7%91.4%5.0%
Daviess County2.4939.113.1%31.9%8.0%1978$93726.0%91.7%4.9%
Williamson County2.3042.912.6%29.3%10.0%1982$92226.5%93.0%5.3%
Jackson County2.2038.610.5%50.0%16.0%1976$81537.0%92.8%6.8%
Breckinridge County2.6442.010.2%18.6%21.4%1988$75113.7%85.5%4.4%
Perry County2.5142.09.0%23.5%10.2%1977$91320.6%86.5%4.9%
Hardin County2.5338.313.3%37.4%9.6%1987$1,02825.7%93.0%5.9%

All figures 2020–24.

Counties with similar populations: Randolph County, GA · Jenkins County, GA · Jersey County, IL · Jim Hogg County, TX · Jo Daviess County, IL · Johnson County, GA · Presidio County, TX · Prowers County, CO · Putnam County, GA · Rabun County, GA

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 Union County. 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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