In which county is ZIP code 78957 located?

ZIP 78957 is listed under Bastrop, TX.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 78957: Smithville, TX

ZIP: 78957

County: Bastrop

Coordinates: 30.01780, -97.14940

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 78957 in Smithville, TX. We include verified county details for Bastrop plus key geographic references used for mapping and logistics.

Primary City	Smithville
ZIP Code	78957
County	Bastrop
State	TX
Latitude / Longitude	30.01780, -97.14940
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 78957 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 78957 is commonly represented around 30.01780, -97.14940. These coordinates help identify the general area within Bastrop, TX.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 78957 for mail delivery and general location reference in Bastrop, TX.

Some addresses near Smithville may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Smithville within TX.

Frequently Asked Questions

What is the primary city for ZIP code 78957?

The primary city for this ZIP code is Smithville, located in TX.

In which county is 78957 located?

ZIP code 78957 is situated within Bastrop, TX.

What are the coordinates for 78957?

The approximate center point is 30.01780 (Latitude) and -97.14940 (Longitude).

Is ZIP code 78957 active?

This page lists ZIP 78957 as Listed based on the latest refresh date shown above.

Does ZIP 78957 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08