ZIP codes
7
Hays County, TX Demographics & ZIP Codes
Hays County, Texas demographics and median household income by ZIP code — 7 ZIP codes — population 275,749 — avg. income $117,647 — avg. home value $491,686. Compare income, housing, and ZIP-level data on US5.
Population
275,749
Median household income (avg.)
$117,647
157% of U.S. median
Average home value
$491,686
141% of U.S. median
Average rent
$1,451
125% of U.S. median
Hays County demographics
Hays County, Texas covers 7 ZIP codes, with a combined ZIP-area population of about 275,749.
Median household income in Hays County
The average median household income across ZIP codes in Hays County, Texas is about $117,647 — about 60% above the TX ZIP average ($73,553), and about 57% above the U.S. median ($75,149).
Among ZIPs with income data, 78619 (Driftwood) is near the top at about $171,667, while 78666 (San Marcos) is near the bottom at about $55,478.
Housing in Hays County
For housing in Hays County, Texas, the average median home value is about $491,686 and the average median rent is about $1,451.
The most populous ZIP is 78666 (San Marcos) with about 87,775 residents. Use the table below to compare ZIP codes across the county.
ZIP codes in Hays County
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 78666 | San Marcos | Hays County | TX | 87,775 | $55,478 | $271,900 |
| 78640 | Kyle | Hays County | TX | 71,460 | $88,533 | $291,100 |
| 78610 | Buda | Hays County | TX | 46,685 | $110,417 | $379,300 |
| 78737 | Belterra | Hays County | TX | 26,413 | $164,066 | $689,200 |
| 78620 | Dripping Springs | Hays County | TX | 20,624 | $146,551 | $624,800 |
| 78676 | Wimberley | Hays County | TX | 15,896 | $86,819 | $476,100 |
| 78619 | Driftwood | Hays County | TX | 6,896 | $171,667 | $709,400 |
Frequently asked questions
What are the demographics of Hays County?
Hays County, Texas has a combined ZIP-area population of about 275,749 across 7 ZIP codes. Browse the ZIP table for population, income, and housing by code.
What is the median household income in Hays County?
The average median household income across ZIP codes in Hays County, Texas is about $117,647, about 60% above the state ZIP average ($73,553), and about 57% above the U.S. median ($75,149). Average median home value is about $491,686. Among ZIPs with data, 78619 (Driftwood) is near the top ($171,667) and 78666 (San Marcos) is near the bottom ($55,478).
How many ZIP codes are in Hays County?
Hays County, Texas includes 7 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Hays County?
This page lists ZIP codes in Hays County, Texas with population, median household income, and home value. Select a ZIP for a full demographics profile.