| ZIP Code | 78681 |
|---|---|
| City | Round Rock |
| State | Texas (TX) |
| County | Williamson County |
| Area Code | 512 |
| Elevation | 807 ft |
| Latitude | 30.541758 |
|---|---|
| Longitude | -97.716638 |
| Timezone | Chicago (DST) |
| FIPS | 48491 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 39.0 yrs ↑ 8% since 2019 |
|---|---|
| Avg Household Size | 2.88 |
| Below Poverty | 4.9% ▼ 51% below avg |
| College Grads | 64.8% ▲ 67% above avg |
| Unemployment | 2.6% ▼ 46% below avg |
| No HS Diploma | 458 (1.3%) |
| HS Graduate | 4,077 (11.2%) |
| Some College | 3,480 (9.6%) |
| Associates | 4,778 (13.1%) |
| Bachelors | 2,908 (8%) |
| Graduate Degree | 20,679 (56.8%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $136,215 ▲ 79% above avg ↑ 26% since 2019 |
|---|---|
| Median Home Value | $460,000 ▲ 65% above avg ↑ 53% since 2019 |
| Home/Income Ratio | 3.4x (nat avg ~3.5x) |
| Median Rent | $1,848/mo ↑ 29% since 2019 |
| Total Units | 20,817 |
| Vacant Units | 597 |
| Avg HH Size | 2.88 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 20,817 |
|---|---|
| Vacant | 597 |
| Owner Occupied | 75.1% |
| Renter Occupied | 24.9% |
| Avg HH Size | 2.88 |
ZIP code 78681 is located in Round Rock, Texas, within Williamson County. With a population of 58,531, this is a highly populated ZIP code with a middle-aged community — the median age is 39 years. Economically, 78681 is a upper-middle-income ZIP code: the median household income of $136,215 is significantly above the national average.
Real estate in ZIP code 78681 represents a premium housing market. The median home value of $460,000 is significantly above the national average. Renters can expect to pay around $1,848 per month in median rent. Homeownership is strong here — 75.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 53% since 2019.
The population of 78681 is majority White (56.34%). Residents are highly educated — 64.8% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 4.9%. Household income has grown by 26% since 2019.
The unemployment rate in 78681 stands at 2.6%, which is below the national average. A notably high share of workers — 27% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 64%.
Overall, ZIP code 78681 in Round Rock, TX is characterized as upper-middle-income, highly educated, a middle-aged community, and predominantly owner-occupied. With 58,531 residents, a median household income of $136,215, and a median home value of $460,000, it offers a clear picture of life in this part of Texas.