ZIP code · Del Rio · Texas · United States
ZIP code 78842 — Del Rio
ZIP code 78842 serves Del Rio, Texas.
- Postal code
- 78842Single source Value from one source, not cross-checked.
- City
- Del Rio
- County
- Val Verde FIPS 48465
- State
- Texas
- Country
- United States
- Coordinates
- 29.4120, -100.9342 — precision precise (locality)
View on OpenStreetMap - Population
- 0 (ZCTA, ACS 5-year)
- Population density
- 0 / sq mi
- Land area
- 31.6 sq mi (81.9 km²) (ZCTA, ACS 5-year)
- Households
- 0
- Housing units
- 3
- Congressional district
- TX-23 (119th Congress)
- USDA hardiness zone
- 9a (20 to 25 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 830Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 78842 with another ZIP · ZIPs within 25 miles · distance from 78842
Map of ZIP code 78842
Climate — monthly normals
Warmest month Aug (avg high 98°F), coldest Jan (avg low 39°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 64 | 69 | 77 | 84 | 90 | 95 | 98 | 98 | 92 | 83 | 73 | 64 |
| Avg low °F | 39 | 44 | 52 | 59 | 67 | 73 | 75 | 75 | 69 | 60 | 50 | 40 |
| Precip in | 0.7 | 0.7 | 1.2 | 1.4 | 2.9 | 2.5 | 2.0 | 2.8 | 2.9 | 2.0 | 1.0 | 0.8 |
NOAA 1991–2020 climate normals from the nearest station: DEL RIO 4NW (0.5 mi) · NOAA NCEI
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page