Harper, TX ZIP code
The ZIP code for Harper, Texas is 78631. It is in Kimble County.
- Population in these ZIPs
- 3,465
- Avg. median income
- $78,600population-weighted
- Typical home value
- $410,200population-weighted
Loading map…
Click anywhere on the map to see which ZIP code it's in.
Harper, TX ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 78631 | 3,465 | $78,560 | $410,200 |
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 Harper
- Doss 13 mi
- Ingram 18 mi
- London 20 mi
- Mountain Home 24 mi
- Mason 24 mi
- Hunt 26 mi
- Fredericksburg 26 mi
- Kerrville 27 mi
- Junction 32 mi
- Center Point 33 mi
- Art 35 mi
- Comfort 35 mi
Frequently asked questions
What is the ZIP code for Harper, TX?
The ZIP code for Harper, TX is 78631.
What county is Harper, Texas in?
Harper ZIP codes are in Kimble County.