ZIP Code 78642
ZIP Code Tabulation Area in Williamson County, Texas.
- Population
- 24,146
- Median household income
- $128,086
- Median home value
- $486,800
+95.3%’19–’23
+43.6%’19–’23
+73.8%’19–’23
ZIP Code 78642 is a ZIP Code Tabulation Area in Williamson County, Texas, home to about 24,146 residents. At $128,086, its median household income sits above Williamson County's $108,309.
From 2019 to 2023, ZIP Code 78642's population grew 95.3% from 12,363 to 24,146, while its median gross rent rose 77.1% from $833 to $1,475.
Owners occupy 86.1% of the area's occupied homes. The median resident is 36.8 years old.
Demographics
ACS 2019–2023- Population
- 24,146
- Median age
- 36.8 yrs
- Median household income
- $128,086
- Median home value
- $486,800
- Median gross rent
- $1,475
- Housing units
- 8,399
- Homeownership rate
- 86.1%
- Bachelor's degree or higher
- 43.0%
- Unemployment rate
- 3.6%
Trends
ACS 5-year · 2019–202312,36324,146
$89,213$128,086
$280,100$486,800
$833$1,475
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 12,363 | $89,213 | $280,100 | $833 |
| 2020 | 13,408 | $97,204 | $313,000 | $950 |
| 2021 | 18,347 | $109,939 | $385,600 | $1,119 |
| 2022 | 20,699 | $117,490 | $454,600 | $1,415 |
| 2023 | 24,146 | $128,086 | $486,800 | $1,475 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 59.0%
5 to 1719.7%
18 to 245.6%
25 to 3412.9%
35 to 4415.8%
45 to 5415.0%
55 to 6411.5%
65 to 747.2%
75 and over3.2%
| Count | Share | |
|---|---|---|
| Under 5 | 2,164 | 9.0% |
| 5 to 17 | 4,761 | 19.7% |
| 18 to 24 | 1,356 | 5.6% |
| 25 to 34 | 3,126 | 12.9% |
| 35 to 44 | 3,825 | 15.8% |
| 45 to 54 | 3,626 | 15.0% |
| 55 to 64 | 2,771 | 11.5% |
| 65 to 74 | 1,741 | 7.2% |
| 75 and over | 776 | 3.2% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 15,780 | 65.4% |
| Black or African American | 420 | 1.7% |
| American Indian & Alaska Native | 47 | 0.2% |
| Asian | 558 | 2.3% |
| Native Hawaiian & Pacific Islander | 0 | 0.0% |
| Some other race | 30 | 0.1% |
| Two or more races | 792 | 3.3% |
| Hispanic or Latino (any race) | 6,519 | 27.0% |
Educational attainment (age 25+)
No high school diploma9.8%
High school graduate19.5%
Some college or associate's27.7%
Bachelor's degree31.9%
Graduate or professional degree11.1%
| Count | Share | |
|---|---|---|
| No high school diploma | 1,550 | 9.8% |
| High school graduate | 3,095 | 19.5% |
| Some college or associate's | 4,394 | 27.7% |
| Bachelor's degree | 5,067 | 31.9% |
| Graduate or professional degree | 1,759 | 11.1% |
Commute to work
- Mean travel time to work
- 35 min
Drove alone63.3%
Carpooled6.4%
Public transit0.7%
Walked1.4%
Bicycle0.0%
Worked from home25.1%
Other means3.1%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 7,821 | 63.3% |
| Carpooled | 795 | 6.4% |
| Public transit | 86 | 0.7% |
| Walked | 172 | 1.4% |
| Bicycle | 0 | 0.0% |
| Worked from home | 3,109 | 25.1% |
| Other means | 380 | 3.1% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 1,427 | 15.4% |
| 15 to 29 min | 2,136 | 23.1% |
| 30 to 44 min | 2,519 | 27.2% |
| 45 to 59 min | 1,773 | 19.2% |
| 60+ min | 1,399 | 15.1% |
Households
- Average household size
- 3.02
- Poverty rate
- 3.3% (800 of 24,097)
| Count | Share | |
|---|---|---|
| Family households | 6,466 | 81.0% |
| Nonfamily households | 1,514 | 19.0% |
Housing
- Median year structure built
- 2013
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 7,980 | 95.0% |
| Vacant | 419 | 5.0% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 6,867 | 86.1% |
| Renter-occupied | 1,113 | 13.9% |
1-unit, detached79.8%
1-unit, attached1.9%
2 to 4 units2.9%
5 to 19 units0.6%
20 or more units0.8%
Mobile home & other14.0%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 6,704 | 79.8% |
| 1-unit, attached | 163 | 1.9% |
| 2 to 4 units | 240 | 2.9% |
| 5 to 19 units | 53 | 0.6% |
| 20 or more units | 63 | 0.8% |
| Mobile home & other | 1,176 | 14.0% |
Geography
- ZCTA
- 78642
- Land area
- 111 sq mi
- Water area
- 0.56 sq mi
- Center point
- 30.6957, -97.9395
Counties this ZIP covers
3Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)