Weir, TX ZIP code
The ZIP code for Weir, Texas is 78674. It is in Williamson County.
- Population in these ZIPs
- 108
- Avg. median income
- —population-weighted
- Typical home value
- $47,500population-weighted
- Metro area
- Austin-Round Rock-San Marcos, TX
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Weir, TX ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 78674 | 108 | — | $47,500 |
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 near Weir
- Round Rock 6 mi
- Georgetown 6 mi
- Hutto 8 mi
- Jarrell 10 mi
- Granger 11 mi
- Bartlett 14 mi
- Taylor 14 mi
- Pflugerville 16 mi
- Florence 16 mi
- Cedar Park 17 mi
- Coupland 19 mi
- Salado 19 mi
Frequently asked questions
What is the ZIP code for Weir, TX?
The ZIP code for Weir, TX is 78674.
What county is Weir, Texas in?
Weir ZIP codes are in Williamson County.