78633, TX Demographics

Population 29,225 · Census ACS 2020–24

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78633, TX map of median age by neighborhood
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Population and households in ZIP 78633

Household size in ZIP 78633

Household size, people per household
PeriodZIP 78633Austin areaTexasU.S.
2006–102.272.692.872.68
2010–142.242.792.932.73
2015–192.392.832.952.71
2020–242.282.552.832.65
Change+0.01−0.14−0.05−0.03
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ZIP 78633 is a place of small households, averaging 2.28 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. The biggest households, usually families with children, are concentrated in the southwest. Only 98 of the 1,017 Texas ZIP codes with 5,000+ people have smaller households.

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 78633

Median age, years
PeriodZIP 78633Austin areaTexasU.S.
2006–1056.934.034.737.7
2010–1460.235.235.438.6
2015–1960.336.336.139.6
2020–2460.837.236.740.1
Change+3.9+3.3+2.0+2.3
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With a median age of 60.8, ZIP 78633 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 56.9 in 2006–10, mirroring the country. No other Texas ZIP code with 5,000+ people is 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 78633

Single-parent households, % of households
PeriodZIP 78633Austin areaTexasU.S.
2006–1011.3%11.8%13.7%12.3%
2010–145.2%11.2%13.7%12.3%
2015–192.7%9.8%13.1%11.6%
2020–244.0%9.7%12.9%11.6%
Change−7.4 pts−2.2 pts−0.8 pts−0.6 pts
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Single-parent households are relatively rare in ZIP 78633: 4.0% of households, against 11.6% nationally. The single-parent share is down 7.4 points from 2006–10, a much bigger shift than nationally. Only 16 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 78633

Renters in ZIP 78633

Renters, % of occupied homes
PeriodZIP 78633Austin areaTexasU.S.
2006–103.7%40.7%35.2%33.3%
2010–148.1%42.1%37.3%35.6%
2015–198.6%41.8%38.0%36.0%
2020–248.2%41.7%37.4%34.8%
Change+4.5 pts+1.0 pts+2.3 pts+1.5 pts
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Only 8.2% of households in ZIP 78633 rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Nearly half of owners (47.5%) have paid off their mortgages, above the national share of 39.8%. The renter share is up 4.5 points from 2006–10, a much bigger shift than nationally. Of the 1,017 Texas ZIP codes with 5,000+ people, only 14 have a lower share of renters.

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 78633

Vacant homes, % of all homes
PeriodZIP 78633Austin areaTexasU.S.
2006–108.1%8.8%11.8%11.4%
2010–146.3%8.5%10.9%11.4%
2015–194.6%8.3%10.9%11.1%
2020–244.0%5.9%9.4%9.6%
Change−4.1 pts−2.9 pts−2.4 pts−1.8 pts
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Only 4.0% of homes in ZIP 78633 are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 4.1 points, in line with the national trend. Only 47 of the 1,017 Texas ZIP codes with 5,000+ people have a lower vacancy rate.

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 78633

Age of homes, median year built
PeriodZIP 78633Austin areaTexasU.S.
2006–101999199019831974
2010–142001199219851975
2015–192004199519871977
2020–242008200019921980
Change+9+10+8+6
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Much of the housing in ZIP 78633 is relatively new: half of its homes were built after 2008, compared with 1980 for the U.S. as a whole. The median year built has moved up from 1999 in 2006–10, a sign of steady new building. Only 61 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 78633

Rent, per month
PeriodZIP 78633Austin areaTexasU.S.
2006–10$1,140$1,064$921$965
2010–14$1,422$1,155$1,005$1,040
2015–19$1,642$1,428$1,178$1,213
2020–24$1,975$1,911$1,560$1,571
Change+$835+$847+$639+$606
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A typical rental in ZIP 78633 costs $1,975 a month with utilities, well above the national median of $1,571. Rent has climbed $835 a month since 2006–10, up 73%, faster than rents rose nationally. Rent takes 34.7% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched. Renters on a budget will find the lowest rents in the southwest; the highest are in the southeast.

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 78633

Bachelor's degrees in ZIP 78633

Bachelor's degrees, % of adults 25+
PeriodZIP 78633Austin areaTexasU.S.
2006–1045.1%38.3%27.0%28.4%
2010–1450.3%40.3%27.9%29.6%
2015–1949.8%44.2%30.0%32.1%
2020–2454.2%50.4%34.0%35.6%
Change+9.1 pts+12.1 pts+7.1 pts+7.2 pts
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ZIP 78633 is highly educated: more than half of adults 25 and older (54.2%) hold at least a bachelor's degree, far above the national share of 35.6%. Since 2006–10, the share with a degree has risen 9.1 points, mirroring the country. College graduates are most concentrated in the center and least in the northwest.

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 78633

High school graduates, % of adults 25+
PeriodZIP 78633Austin areaTexasU.S.
2006–1096.0%87.6%80.7%84.9%
2010–1497.6%88.3%82.0%86.1%
2015–1997.0%89.9%83.6%87.7%
2020–2496.3%91.6%85.8%89.3%
Change+0.3 pts+4.0 pts+5.1 pts+4.3 pts
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High school completion is high in ZIP 78633: 96.3% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. ZIP 78633 has a higher share of high school graduates than the great majority of Texas ZIP codes.

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 78633

Unemployment, % of the labor force
PeriodZIP 78633Austin areaTexasU.S.
2006–104.3%6.4%7.0%8.1%
2010–145.6%6.9%7.7%9.4%
2015–193.5%4.3%5.1%5.6%
2020–243.8%4.3%5.3%5.4%
Change−0.5 pts−2.2 pts−1.7 pts−2.7 pts
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Unemployment in ZIP 78633 runs below the national rate: 3.8% of the labor force was out of work and looking, against 5.4% nationally. The picture is much the same across the Austin area. 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).

ZIP 78633 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 786332.2860.84.0%8.2%4.0%2008$1,97554.2%96.3%3.8%
ZIP 786282.7640.77.5%22.9%4.6%2010$1,92957.9%95.6%4.3%
ZIP 786262.7436.112.0%35.8%7.1%2003$1,89137.8%91.1%3.9%
ZIP 765273.1642.48.3%13.1%7.1%2002$1,16026.5%83.3%3.0%
ZIP 765373.0731.113.1%22.0%3.1%2015$1,82321.0%85.4%4.4%
ZIP 786422.9238.09.7%18.0%3.7%2012$1,67243.1%93.0%4.5%
ZIP 765732.8645.28.8%9.1%12.6%2001$1,35624.7%94.8%6.6%
ZIP 765302.6144.69.2%17.7%12.9%1990$1,20122.1%92.7%5.7%
ZIP 786052.6738.96.9%14.7%6.9%1999$1,24518.0%80.1%1.5%
ZIP 765112.7546.05.8%15.4%8.4%1972$97418.0%81.6%3.5%
ZIP 765342.6147.19.9%20.0%8.0%1991$84225.9%85.2%2.6%

All figures 2020–24.

Zip codes with similar populations: 95618, CA · 44515, OH · 45039, OH · 48108, MI · 48135, MI · 48867, MI · 49006, MI · 01002, MA · 54494, WI · 98284, WA

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 78633. 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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