Bastrop County, Texas ZIP codes
8 ZIP codes are in Bastrop County, plus 7 that cross in from neighboring counties. It's part of the Austin-Round Rock-San Marcos, TX metro area.
- ZIP codes
- 8
- Population in these ZIPs
- 108,116
- Avg. median income
- $91,300population-weighted
- Cities & towns
- 8
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Bastrop County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 78602 | Bastrop | 38,190 | $89,968 | $347,400 |
| 78612 | Cedar Creek | 19,799 | $95,496 | $412,600 |
| 78621 | Elgin | 30,411 | $98,534 | $285,100 |
| 78650 | Mc Dade | 2,409 | $85,170 | $453,100 |
| 78659 | Paige | 2,660 | $89,808 | $439,600 |
| 78662 | Red Rock | 3,015 | $94,005 | $443,500 |
| 78953 | Rosanky | 1,089 | $83,438 | $535,800 |
| 78957 | Smithville | 10,543 | $69,149 | $334,800 |
ZIP codes partly in Bastrop County
These ZIP codes are mostly in a neighboring county but cover part of Bastrop County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 78616 | Dale | Caldwell County | 10,683 | $64,715 | $354,200 |
| 78617 | Del Valle | Travis County | 30,756 | $71,640 | $277,700 |
| 78653 | Manor | Travis County | 41,291 | $93,900 | $309,700 |
| 78941 | Flatonia | Fayette County | 3,619 | $76,477 | $430,300 |
| 78942 | Giddings | Lee County | 10,136 | $73,429 | $301,900 |
| 78945 | La Grange | Fayette County | 10,394 | $75,446 | $369,300 |
| 78959 | Waelder | Gonzales County | 1,157 | $60,472 | $294,500 |
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 and towns in Bastrop County
Nearby counties
Frequently asked questions
How many ZIP codes are in Bastrop County, Texas?
8 ZIP codes are mainly in Bastrop County, and 7 more ZIP codes from neighboring areas reach partly into it.
What cities are in Bastrop County?
ZIP codes in Bastrop County use the city names Bastrop, Cedar Creek, Elgin, Mc Dade, Paige, Red Rock, Rosanky and Smithville.
What metro area is Bastrop County in?
Bastrop County is part of the Austin-Round Rock-San Marcos, TX metropolitan statistical area.