Round Rock, TX Demographics

Population 162,889 · Census ACS 2020–24

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

Household size in Round Rock

Household size, people per household
PeriodRound RockAustin areaTexasU.S.
2006–102.872.692.872.68
2010–143.102.792.932.73
2015–193.272.832.952.71
2020–242.812.552.832.65
Change−0.06−0.14−0.05−0.03
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Households in Round Rock average 2.81 people, a bit above the national 2.65, so families with children are somewhat more common here. Since 2006–10, household size has edged down from 2.87, as it has nationally. Households are largest in the northeast and smallest in the southwest.

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 Round Rock

Median age, years
PeriodRound RockAustin areaTexasU.S.
2006–1033.334.034.737.7
2010–1433.435.235.438.6
2015–1935.236.336.139.6
2020–2436.637.236.740.1
Change+3.2+3.3+2.0+2.3
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The median resident of Round Rock is 36.6 years old, a few years younger than the national median of 40.1. Since 2006–10, the median age has climbed from 33.3, as it has nationally. Residents skew youngest in the northeast and oldest in the southwest.

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 Round Rock

Single-parent households, % of households
PeriodRound RockAustin areaTexasU.S.
2006–1011.1%11.8%13.7%12.3%
2010–1411.3%11.2%13.7%12.3%
2015–1910.6%9.8%13.1%11.6%
2020–2410.2%9.7%12.9%11.6%
Change−0.9 pts−2.2 pts−0.8 pts−0.6 pts
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Single parents head about one in ten households in Round Rock (10.2%), a little below the national share of 11.6%. The Austin area as a whole looks much the same. The single-parent share is down 0.9 points from 2006–10, in line with the national trend.

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 Round Rock

Renters in Round Rock

Renters, % of occupied homes
PeriodRound RockAustin areaTexasU.S.
2006–1033.4%40.7%35.2%33.3%
2010–1435.9%42.1%37.3%35.6%
2015–1934.6%41.8%38.0%36.0%
2020–2438.6%41.7%37.4%34.8%
Change+5.2 pts+1.0 pts+2.3 pts+1.5 pts
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Nearly four in ten households in Round Rock rent their homes (38.6%), a bit above the national share of 34.8%. Locally, though, renters make up a smaller share here than in the Austin area as a whole (41.7%). About three in ten owners (29.3%) have paid off their mortgages, well below the national share of 39.8%. Since 2006–10, the renter share has risen 5.2 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 Round Rock

Vacant homes, % of all homes
PeriodRound RockAustin areaTexasU.S.
2006–107.8%8.8%11.8%11.4%
2010–146.1%8.5%10.9%11.4%
2015–198.8%8.3%10.9%11.1%
2020–245.5%5.9%9.4%9.6%
Change−2.4 pts−2.9 pts−2.4 pts−1.8 pts
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Only 5.5% of homes in Round Rock are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Vacancy is down 2.4 points from 2006–10, as it has nationally. Round Rock has a lower vacancy rate than the great majority of Texas cities.

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 Round Rock

Age of homes, median year built
PeriodRound RockAustin areaTexasU.S.
2006–101997199019831974
2010–141998199219851975
2015–192000199519871977
2020–242003200019921980
Change+7+10+8+6
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Round Rock has newer housing than the country as a whole: the median home was built in 2003, versus 1980 nationally. The median year built has moved up from 1997 in 2006–10, a sign of steady new building. The newest homes are mostly in the northeast, the oldest in the southwest.

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 Round Rock

Rent, per month
PeriodRound RockAustin areaTexasU.S.
2006–10$1,219$1,064$921$965
2010–14$1,321$1,155$1,005$1,040
2015–19$1,619$1,428$1,178$1,213
2020–24$2,139$1,911$1,560$1,571
Change+$919+$847+$639+$606
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Rent in Round Rock runs $2,139 a month at the median, utilities included, well above the U.S. median of $1,571. Rent has climbed $919 a month since 2006–10, up 75%, faster than rents rose nationally. The typical renter here spends 28.6% of household income on rent, just under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally. Rents run highest in the northwest and lowest in the center.

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 Round Rock

Bachelor's degrees in Round Rock

Bachelor's degrees, % of adults 25+
PeriodRound RockAustin areaTexasU.S.
2006–1040.5%38.3%27.0%28.4%
2010–1439.9%40.3%27.9%29.6%
2015–1942.7%44.2%30.0%32.1%
2020–2449.6%50.4%34.0%35.6%
Change+9.1 pts+12.1 pts+7.1 pts+7.2 pts
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College graduates are unusually common in Round Rock: 49.6% 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. Since 2006–10, the share with a degree has risen 9.1 points, in line with the national trend.

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 Round Rock

High school graduates, % of adults 25+
PeriodRound RockAustin areaTexasU.S.
2006–1092.4%87.6%80.7%84.9%
2010–1491.4%88.3%82.0%86.1%
2015–1993.9%89.9%83.6%87.7%
2020–2494.4%91.6%85.8%89.3%
Change+2.0 pts+4.0 pts+5.1 pts+4.3 pts
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High school completion is high in Round Rock: 94.4% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma has risen 2.0 points since 2006–10, in line with the national trend. Round Rock has a higher share of high school graduates than at least four in five Texas cities.

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 Round Rock

Unemployment, % of the labor force
PeriodRound RockAustin areaTexasU.S.
2006–106.6%6.4%7.0%8.1%
2010–146.4%6.9%7.7%9.4%
2015–195.0%4.3%5.1%5.6%
2020–243.6%4.3%5.3%5.4%
Change−3.0 pts−2.2 pts−1.7 pts−2.7 pts
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Jobs have been easier to find in Round Rock than nationally: unemployment was 3.6%, against 5.4%. Unemployment has fallen 3.0 points since 2006–10, as it has nationally. 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).

Round Rock compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Round Rock2.8136.610.2%38.6%5.5%2003$2,13949.6%94.4%3.6%
Brushy Creek2.7739.38.9%27.2%3.5%1997$2,26759.4%97.0%3.4%
Pflugerville2.7535.510.8%35.8%5.0%2008$2,03646.5%93.2%4.4%
Wells Branch1.9334.77.0%69.0%8.1%1995$1,61248.3%94.1%2.8%
Hutto2.9135.510.6%21.7%6.7%2013$2,17341.3%94.8%3.9%
Jollyville2.1736.410.2%57.4%5.4%1993$1,77363.0%97.3%3.7%
Georgetown2.6443.28.6%23.6%5.3%2007$1,93450.2%94.2%4.1%
Cedar Park2.7037.88.8%35.6%2.8%2004$2,07156.9%96.6%4.3%
Jonah3.3638.218.5%14.3%7.4%1997$1,42224.1%86.2%2.0%
New Sweden2.8432.88.0%13.5%2.5%2016$2,47951.0%97.7%4.6%
Weir3.2439.816.9%13.6%9.1%1992$1,18825.5%84.8%0.0%

All figures 2020–24.

Cities with similar populations: Franklin, TN · Fort Smith, AR · Gainesville, FL · Georgetown, TX · Fort Pierce, FL · Frisco, TX · Fremont, CA · Framingham, MA · Frederick, MD · Fredericksburg, 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 Round Rock. 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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