Zip Code 70740 — Grosse Tete, LA
70740 is a ZIP Code associated with Grosse Tete, LA, located within Iberville. 70740 ranks #6 out of 8 ZIP codes in Iberville County by population (and #390 out of 539 in LA). The area supports an estimated population of 975 residents across Data Pending housing units, with a population density of 4.4 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (30.337770, -91.433110)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 70740 |
| Primary City | Grosse Tete |
| State / Province | LA |
| County | Iberville |
| Total Population | 975 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 4.4 people/sq mi |
| Timezone | America/Chicago |
How 70740 Compares
| Metric | ZIP 70740 | Iberville County | LA State Average |
|---|
| Population | 975 | 30,972 (Total) | 4,611,457 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 4.4 /sq mi | -- | -- |
| County Pop Rank | #6 of 8 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →