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What county is ZIP code 78941 in?

Updated · Data: U.S. Census Bureau

ZIP code 78941 (Flatonia, TX) is mostly in Fayette County (80.7% of its land), with parts in Gonzales County and Bastrop County.

Which counties is ZIP 78941 in?

CountyShare of land areaChart
Fayette County80.7%
Gonzales County12.9%
Bastrop County5.9%

About 3,334 people live in this ZIP code area. Because it crosses a county line, the county depends on the street: check your address.

Is ZIP 78941 a Census ZIP code area?

Yes. A ZIP Code Tabulation Area (ZCTA) is the Census version of a ZIP code; its edges can differ from USPS delivery routes (ZIP code vs ZCTA). Look up another ZIP on the ZIP code to county lookup.

Sources: Census 2020 ZCTA-county relationship file; Gazetteer 2024; GeoNames (CC BY 4.0, post office name); ACS 2019-2023 5-year. Data as of November 1, 2026. Not affiliated with USPS or any government agency.

FAQ

Frequently asked questions

What county is ZIP code 78941 in?
ZIP code 78941 (Flatonia, TX) is mostly in Fayette County (80.7% of its land), with parts in Gonzales County and Bastrop County.
Is ZIP 78941 in Gonzales County?
Partly: about 12.9% of its land is in Gonzales County.
What city is ZIP 78941?
The post office name is Flatonia.

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