Blanco County, TX Demographics

Population 12,446 · Census ACS 2020–24

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

Household size in Blanco County

Household size, people per household
PeriodBlanco CountyTexasU.S.
2006–102.552.872.68
2010–142.592.932.73
2015–192.582.952.71
2020–242.382.832.65
Change−0.17−0.05−0.03
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Households in Blanco County are small: just 2.38 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 2.55 in 2006–10, a much bigger shift than nationally.

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 Blanco County

Median age, years
PeriodBlanco CountyTexasU.S.
2006–1044.834.737.7
2010–1448.135.438.6
2015–1951.836.139.6
2020–2452.236.740.1
Change+7.4+2.0+2.3
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With a median age of 52.2, Blanco County is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. The median age has climbed from 44.8 in 2006–10, a much bigger shift than nationally. Few Texas counties are older: only nine of 254.

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 Blanco County

Single-parent households, % of households
PeriodBlanco CountyTexasU.S.
2006–1010.7%13.7%12.3%
2010–147.4%13.7%12.3%
2015–198.2%13.1%11.6%
2020–244.8%12.9%11.6%
Change−5.9 pts−0.8 pts−0.6 pts
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Single-parent households are relatively rare in Blanco County: 4.8% of households, against 11.6% nationally. The single-parent share has fallen 5.9 points since 2006–10, a much bigger shift than nationally. Only six of Texas' 254 counties have a lower share of single-parent households.

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 Blanco County

Renters in Blanco County

Renters, % of occupied homes
PeriodBlanco CountyTexasU.S.
2006–1017.4%35.2%33.3%
2010–1421.9%37.3%35.6%
2015–1921.4%38.0%36.0%
2020–2423.8%37.4%34.8%
Change+6.4 pts+2.3 pts+1.5 pts
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Only 23.8% of households in Blanco County rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 51.7% have no mortgage at all, well above the national share of 39.8%. Since 2006–10, the renter share has risen 6.4 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 Blanco County

Vacant homes, % of all homes
PeriodBlanco CountyTexasU.S.
2006–1024.5%11.8%11.4%
2010–1426.5%10.9%11.4%
2015–1924.9%10.9%11.1%
2020–2416.0%9.4%9.6%
Change−8.5 pts−2.4 pts−1.8 pts
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Vacant homes make up 16.0% of the housing in Blanco County, 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. Vacancy is down 8.5 points from 2006–10, a much bigger shift than nationally.

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 Blanco County

Age of homes, median year built
PeriodBlanco CountyTexasU.S.
2006–10198219831974
2010–14199019851975
2015–19199019871977
2020–24199819921980
Change+16+8+6
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Blanco County has newer housing than the country as a whole: the median home was built in 1998, versus 1980 nationally. The median year built has moved up from 1982 in 2006–10, a sign of steady new building. The newest homes are mostly in the southeast, the oldest in the west. Of Texas' 254 counties, only 21 have newer 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 Blanco County

Rent, per month
PeriodBlanco CountyTexasU.S.
2006–10$759$921$965
2010–14$741$1,005$1,040
2015–19$837$1,178$1,213
2020–24$1,139$1,560$1,571
Change+$381+$639+$606
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Rent in Blanco County runs $1,139 a month at the median, utilities included, well below the U.S. median of $1,571. Rents are up $381 a month from 2006–10, a 50% rise, a slower climb than the nation's. The typical renter here spends 30.5% of household income on rent, just over 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 northeast.

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 Blanco County

Bachelor's degrees in Blanco County

Bachelor's degrees, % of adults 25+
PeriodBlanco CountyTexasU.S.
2006–1025.3%27.0%28.4%
2010–1426.7%27.9%29.6%
2015–1926.2%30.0%32.1%
2020–2436.3%34.0%35.6%
Change+11.0 pts+7.1 pts+7.2 pts
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More than a third of adults 25 and older in Blanco County (36.3%) hold at least a bachelor's degree, close to the national share of 35.6%. Since 2006–10, the share with a degree has risen 11.0 points, mirroring the country. Of Texas' 254 counties, only 17 have a higher share of college graduates.

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 Blanco County

High school graduates, % of adults 25+
PeriodBlanco CountyTexasU.S.
2006–1088.1%80.7%84.9%
2010–1487.7%82.0%86.1%
2015–1990.4%83.6%87.7%
2020–2492.0%85.8%89.3%
Change+3.9 pts+5.1 pts+4.3 pts
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High school completion in Blanco County is a bit above the national rate: 92.0% of adults have a diploma or equivalent, against 89.3%. The share with a diploma has risen 3.9 points since 2006–10, in line with the national trend. Few Texas counties have a higher share of high school graduates: only 21 of 254.

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 Blanco County

Unemployment, % of the labor force
PeriodBlanco CountyTexasU.S.
2006–105.9%7.0%8.1%
2010–148.3%7.7%9.4%
2015–194.6%5.1%5.6%
2020–245.7%5.3%5.4%
Change−0.1 pts−1.7 pts−2.7 pts
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At 5.7%, unemployment in Blanco County is close to the national rate of 5.4%. 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).

Blanco County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Blanco County2.3852.24.8%23.8%16.0%1998$1,13936.3%92.0%5.7%
Hays County2.6935.710.6%35.9%5.7%2005$1,73743.6%91.8%4.4%
Gillespie County2.4149.16.6%25.1%19.3%1992$1,30937.7%89.9%3.0%
Kerr County2.2948.97.8%29.9%12.0%1987$1,22431.8%90.2%3.2%
Bastrop County2.9837.59.6%23.5%7.8%1997$1,43924.2%79.6%4.0%
Lee County2.5645.313.6%22.2%14.5%1991$1,03422.6%85.2%6.0%
Washington County2.2742.68.8%30.2%12.7%1987$1,19230.7%90.5%3.1%
Montgomery County2.8738.110.0%28.2%8.0%2003$1,66538.4%89.7%4.5%
Liberty County3.4332.313.3%17.7%14.3%1999$1,06311.0%73.5%6.8%
Terrell County1.8559.96.7%10.6%29.4%1957$1,40026.9%94.2%0.0%
Hardin County2.6339.911.9%17.7%12.5%1991$1,10522.0%91.6%5.6%

All figures 2020–24.

Counties with similar populations: Gregory County, SD · Forest County, PA · Ford County, IL · Trinity County, CA · Andrews County, TX · Washington County, NC · Amite County, MS · Hamilton County, NY · Allendale County, SC · Alleghany County, VA

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 Blanco 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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