Census ACS · ZIP Code Tabulation Area

78642 Income Statistics for 2026

Williamson County, Texas

Median household income

$132,958

Median household income ($132,958) is higher than Williamson County County ($117,558).

78642$132,958
Williamson County County$117,558
78717$145,325
78641$135,024
78681$137,819
78628$125,635
78665$122,680

Average household income

$154,623

Average household income ($154,623) is higher than Williamson County County ($144,521).

78642$154,623
Williamson County County$144,521
78717$182,574
78641$166,814
78681$164,601
78628$157,555
78665$151,837

Per-capita income

$51,464

Per-capita income ($51,464) is lower than Williamson County County ($54,653).

78642$51,464
Williamson County County$54,653
78717$73,886
78641$59,573
78681$59,301
78628$60,880
78665$56,191

Households earning $100k+

62.7%

Households earning $100k+ (62.7%) is higher than Williamson County County (57.0%).

7864262.7%
Williamson County County57.0%
7871763.8%
7864165.9%
7868165.3%
7862859.7%
7866559.3%

All demographics

Population
26,434
Households
8,696
Median age
36.9 yrs
Median household income
$132,958
Mean household income
$154,623
Per capita income
$51,464
Median home value
$506,600
Median gross rent
$1,658
Owner-occupied housing
82.9%
Bachelor's degree or higher
44.5%
In labor force
71.5%
Poverty rate
3.3%
Households earning $100k+
62.7%
Population under 5
8.0%
Population age 18–34
17.7%
Population age 25–44
30.5%
Population age 45–64
23.4%
Population age 65+
11.0%
Hispanic or Latino
28.2%
Black (non-Hispanic)
1.6%
Asian (non-Hispanic)
4.6%
Unemployment rate
4.6%
Open in interactive explorer

County and peer ZIP comparisons use population-weighted aggregates from other ZCTAs in the same county. Source: US Census Bureau ACS 5-year estimates. Page URL: https://resource.skyrocketbpo.com/tools/market-research/us-income-demographics-by-zip-code/texas/78642

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Permanent URL backed by Census ACS data in PocketBase.

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