Maxwell, TX ZIP code
The ZIP code for Maxwell, Texas is 78656. It is in Caldwell County.
- Population in these ZIPs
- 2,847
- Avg. median income
- $81,300population-weighted
- Typical home value
- $252,500population-weighted
- Metro area
- Austin-Round Rock-San Marcos, TX
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Maxwell, TX ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 78656 | 2,847 | $81,346 | $252,500 |
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 Maxwell
- Kyle 6 mi
- Martindale 6 mi
- Lockhart 8 mi
- Fentress 9 mi
- Staples 10 mi
- San Marcos 12 mi
- Buda 12 mi
- Prairie Lea 13 mi
- Dale 15 mi
- Manchaca 16 mi
- Kingsbury 17 mi
- Luling 18 mi
Frequently asked questions
What is the ZIP code for Maxwell, TX?
The ZIP code for Maxwell, TX is 78656.
What county is Maxwell, Texas in?
Maxwell ZIP codes are in Caldwell County.