ZIP code · Cost · Texas · United States
ZIP code 78614 — Cost
ZIP code 78614 serves Cost, Texas.
- Postal code
- 78614Single source Value from one source, not cross-checked.
- City
- Cost
- County
- Gonzales FIPS 48177
- State
- Texas
- Country
- United States
- Coordinates
- 29.4321, -97.5531 — precision precise (locality)
View on OpenStreetMap - Population
- 324 (ZCTA, ACS 5-year)
- Population density
- 6 / sq mi
- Land area
- 55 sq mi (142.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $53,333
- Per-capita income
- $31,871
- Median age
- 60.3
- Households
- 164
- Housing units
- 235
- Median home value
- $300,000
- Congressional district
- TX-27 (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 78614 with another ZIP · ZIPs within 25 miles · distance from 78614
Map of ZIP code 78614
Climate — monthly normals
Warmest month Aug (avg high 96°F), coldest Jan (avg low 40°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 62 | 66 | 73 | 79 | 86 | 92 | 94 | 96 | 90 | 82 | 72 | 64 |
| Avg low °F | 40 | 44 | 51 | 57 | 66 | 72 | 74 | 74 | 69 | 59 | 49 | 42 |
| Precip in | 2.4 | 2.1 | 2.8 | 2.8 | 4.7 | 3.4 | 1.9 | 2.9 | 3.6 | 3.9 | 2.7 | 2.7 |
NOAA 1991–2020 climate normals from the nearest station: GONZALES 2S (7.0 mi) · NOAA NCEI
Places in ZIP 78614
- 1 places of worship
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
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