Austin County, Texas ZIP codes
8 ZIP codes are in Austin County, plus 6 that cross in from neighboring counties. It's part of the Houston-Pasadena-The Woodlands, TX metro area.
- ZIP codes
- 8
- Population in these ZIPs
- 32,949
- Avg. median income
- $79,200population-weighted
- Cities & towns
- 8
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Austin County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 77418 | Bellville | 10,171 | $90,611 | $427,200 |
| 77452 PO Box | Kenney | — | — | — |
| 77473 | San Felipe | 49 | — | — |
| 77474 | Sealy | 15,146 | $75,272 | $382,700 |
| 77485 | Wallis | 4,378 | $51,742 | $330,500 |
| 78931 | Bleiblerville | 185 | — | — |
| 78944 | Industry | 720 | $126,806 | $384,100 |
| 78950 | New Ulm | 2,300 | $91,354 | $592,200 |
ZIP codes partly in Austin County
These ZIP codes are mostly in a neighboring county but cover part of Austin County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 77426 | Chappell Hill | Washington County | 2,007 | $80,446 | $637,200 |
| 77833 | Brenham | Washington County | 29,498 | $73,388 | $326,600 |
| 77835 | Burton | Washington County | 2,569 | $109,917 | $536,700 |
| 78933 | Cat Spring | Colorado County | 1,395 | $68,444 | $621,000 |
| 78940 | Fayetteville | Fayette County | 2,188 | $89,157 | $569,500 |
| 78954 | Round Top | Fayette County | 1,173 | $103,750 | $1,127,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Austin County
Nearby counties
Frequently asked questions
How many ZIP codes are in Austin County, Texas?
8 ZIP codes are mainly in Austin County, and 6 more ZIP codes from neighboring areas reach partly into it.
What cities are in Austin County?
ZIP codes in Austin County use the city names Bellville, Bleiblerville, Industry, Kenney, New Ulm, San Felipe, Sealy and Wallis.
What metro area is Austin County in?
Austin County is part of the Houston-Pasadena-The Woodlands, TX metropolitan statistical area.