78738, TX Demographics

Population 28,461 · Census ACS 2020–24

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78738, TX map of median age by neighborhood
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Population and households in ZIP 78738

Household size in ZIP 78738

Household size, people per household
PeriodZIP 78738Austin areaTexasU.S.
2006–102.692.692.872.68
2010–142.842.792.932.73
2015–192.732.832.952.71
2020–242.642.552.832.65
Change−0.05−0.14−0.05−0.03
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Households in ZIP 78738 average 2.64 people, about the same as the country as a whole (2.65). The typical household here is bigger than in the wider Austin area, where it has 2.55 people. Since 2006–10, household size has edged down from 2.69, mirroring the country.

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 ZIP 78738

Median age, years
PeriodZIP 78738Austin areaTexasU.S.
2006–1040.234.034.737.7
2010–1441.835.235.438.6
2015–1941.636.336.139.6
2020–2444.537.236.740.1
Change+4.3+3.3+2.0+2.3
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With a median age of 44.5, ZIP 78738 is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. Since 2006–10, the median age has climbed from 40.2, mirroring the country. Of the 1,017 Texas ZIP codes with 5,000+ people, only 80 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 ZIP 78738

Single-parent households, % of households
PeriodZIP 78738Austin areaTexasU.S.
2006–105.6%11.8%13.7%12.3%
2010–146.1%11.2%13.7%12.3%
2015–196.3%9.8%13.1%11.6%
2020–244.0%9.7%12.9%11.6%
Change−1.6 pts−2.2 pts−0.8 pts−0.6 pts
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Single-parent households are relatively rare in ZIP 78738: 4.0% of households, against 11.6% nationally. Since 2006–10, the single-parent share has fallen 1.6 points, as it has nationally. Only 17 of the 1,017 Texas ZIP codes with 5,000+ people 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 ZIP 78738

Renters in ZIP 78738

Renters, % of occupied homes
PeriodZIP 78738Austin areaTexasU.S.
2006–1017.2%40.7%35.2%33.3%
2010–1418.2%42.1%37.3%35.6%
2015–1923.9%41.8%38.0%36.0%
2020–2426.4%41.7%37.4%34.8%
Change+9.2 pts+1.0 pts+2.3 pts+1.5 pts
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Most households in ZIP 78738 own their homes; 26.4% rent, below the national share of 34.8%. Among homeowners, 24.7% have no mortgage at all, well below the national share of 39.8%. Rentals cluster in the southeast; owners are most common in the southwest. Since 2006–10, the renter share has risen 9.2 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 ZIP 78738

Vacant homes, % of all homes
PeriodZIP 78738Austin areaTexasU.S.
2006–108.9%8.8%11.8%11.4%
2010–149.9%8.5%10.9%11.4%
2015–199.1%8.3%10.9%11.1%
2020–245.8%5.9%9.4%9.6%
Change−3.1 pts−2.9 pts−2.4 pts−1.8 pts
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Fewer homes sit empty in ZIP 78738 than nationally: 5.8%, against 9.6% for the U.S. Vacancy has fallen 3.1 points since 2006–10, as it has nationally. ZIP 78738 has a lower vacancy rate than at least four in five Texas ZIP codes.

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 ZIP 78738

Age of homes, median year built
PeriodZIP 78738Austin areaTexasU.S.
2006–102000199019831974
2010–142003199219851975
2015–192007199519871977
2020–242011200019921980
Change+10+10+8+6
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Much of the housing in ZIP 78738 is relatively new: half of its homes were built after 2011, compared with 1980 for the U.S. as a whole. The median year built has moved up from 2000 in 2006–10, a sign of steady new building. Newer construction is concentrated in the southwest, while the southeast has the oldest housing. Only 33 of the 1,017 Texas ZIP codes with 5,000+ people 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 ZIP 78738

Rent, per month
PeriodZIP 78738Austin areaTexasU.S.
2006–10$1,274$1,064$921$965
2010–14$1,343$1,155$1,005$1,040
2015–19$1,705$1,428$1,178$1,213
2020–24$2,427$1,911$1,560$1,571
Change+$1,153+$847+$639+$606
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Rent in ZIP 78738 runs $2,427 a month at the median, utilities included, well above the U.S. median of $1,571. Rent has climbed $1,153 a month since 2006–10, up 91%, faster than rents rose nationally. Rent takes 33.1% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched. Rents run highest in the northwest and lowest in the southwest.

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 ZIP 78738

Bachelor's degrees in ZIP 78738

Bachelor's degrees, % of adults 25+
PeriodZIP 78738Austin areaTexasU.S.
2006–1060.0%38.3%27.0%28.4%
2010–1464.6%40.3%27.9%29.6%
2015–1970.3%44.2%30.0%32.1%
2020–2475.3%50.4%34.0%35.6%
Change+15.3 pts+12.1 pts+7.1 pts+7.2 pts
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College graduates are unusually common in ZIP 78738: 75.3% 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 15.3 points, in line with the national trend. Of the 1,017 Texas ZIP codes with 5,000+ people, only 24 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 ZIP 78738

High school graduates, % of adults 25+
PeriodZIP 78738Austin areaTexasU.S.
2006–1097.9%87.6%80.7%84.9%
2010–1499.1%88.3%82.0%86.1%
2015–1998.5%89.9%83.6%87.7%
2020–2497.4%91.6%85.8%89.3%
Change−0.5 pts+4.0 pts+5.1 pts+4.3 pts
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Finishing high school is nearly universal in ZIP 78738: 97.4% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. Of the 1,017 Texas ZIP codes with 5,000+ people, only 55 have a higher share of high school graduates.

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 ZIP 78738

Unemployment, % of the labor force
PeriodZIP 78738Austin areaTexasU.S.
2006–104.7%6.4%7.0%8.1%
2010–146.8%6.9%7.7%9.4%
2015–192.6%4.3%5.1%5.6%
2020–243.4%4.3%5.3%5.4%
Change−1.3 pts−2.2 pts−1.7 pts−2.7 pts
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Jobs have been easier to find in ZIP 78738 than nationally: unemployment was 3.4%, against 5.4%. Since 2006–10, unemployment has edged down 1.3 points, in line with the national trend. 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).

ZIP 78738 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 787382.6444.54.0%26.4%5.8%2011$2,42775.3%97.4%3.4%
ZIP 787342.2949.39.2%16.0%10.9%1999$2,23958.0%92.2%2.0%
ZIP 787322.8337.37.0%26.9%4.1%2004$2,27672.7%97.1%3.1%
ZIP 787332.8944.79.2%10.5%7.7%1996$1,89576.7%98.6%1.5%
ZIP 787362.1941.25.2%37.1%3.8%1998$1,81160.4%97.7%5.1%
ZIP 787352.1541.06.6%53.0%5.1%2004$2,19569.7%96.6%5.7%
ZIP 786452.1754.83.1%9.3%11.4%2002$1,74646.2%95.8%5.8%
ZIP 786692.4848.36.0%8.9%16.9%2005$2,36461.4%97.9%2.4%
ZIP 787302.3341.72.8%36.0%4.8%1998$1,82669.7%99.7%2.2%
ZIP 786202.7542.48.9%13.3%4.9%2006$1,99967.2%97.4%2.3%
ZIP 787462.5944.97.2%33.5%5.6%1989$2,76783.1%99.5%2.5%

All figures 2020–24.

Zip codes with similar populations: 02132, MA · 07675, NJ · 37934, TN · 22102, VA · 22406, VA · 37804, TN · 34982, FL · 28112, NC · 30224, GA · 87301, NM

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 ZIP 78738. 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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