ZIP code · Grosse Tete · Louisiana · United States
ZIP code 70740 — Grosse Tete
ZIP code 70740 serves Grosse Tete, Louisiana.
- Postal code
- 70740Single source Value from one source, not cross-checked.
- City
- Grosse Tete
- County
- Iberville FIPS 22047
- State
- Louisiana
- Country
- United States
- Coordinates
- 30.3879, -91.4383 — precision precise (locality)
View on OpenStreetMap - Population
- 883 (ZCTA, ACS 5-year)
- Population density
- 10 / sq mi
- Land area
- 84.8 sq mi (219.7 km²) (ZCTA, ACS 5-year)
- Median household income
- $65,179
- Per-capita income
- $33,719
- Median age
- 46.2
- Households
- 369
- Housing units
- 577
- Median home value
- $126,400
- Congressional district
- LA-2 (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
- 225 (from the nearest rate centre)Telephone 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 70740 with another ZIP · ZIPs within 25 miles · distance from 70740
Map of ZIP code 70740
Climate — monthly normals
Warmest month Aug (avg high 92°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 | 85 | 90 | 91 | 92 | 88 | 81 | 71 | 64 |
| Avg low °F | 40 | 43 | 49 | 55 | 64 | 70 | 72 | 71 | 67 | 56 | 46 | 41 |
| Precip in | 6.1 | 5.0 | 4.3 | 5.5 | 5.4 | 6.7 | 5.1 | 6.4 | 5.3 | 5.3 | 4.0 | 5.4 |
NOAA 1991–2020 climate normals from the nearest station: BRUSLY 2 W (9.9 mi) · NOAA NCEI
Places in ZIP 70740
- 2 parks
- 1 playgrounds
- 3 places of worship
- 1 gas stations
- 1 police & fire stations
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