Iberville Parish, LA ZIP Codes
8 ZIP codes cover all or part of Iberville Parish, Louisiana: 70764, 70776, 70788, 70757, 70772, 70740, 70780 and 70721. The Census Bureau counts 29,815 residents in the county, with a median household income of $54,000 and a median home value of $172,800. Median household income ranges from $33,079 in 70788 to $96,843 in 70776. Its largest communities include St. Gabriel, Plaquemine, White Castle, Livonia and Rosedale.
Iberville Parish (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 29,815 |
| Households | 11,296 |
| Median household income | $54,000 |
| Median home value | $172,800 |
| Median age | 40.4 |
| Median rent | $827 |
All 8 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 30,972 |
| Households (sum of ZIP codes) | 11,824 |
| Median household income, range across ZIP codes | $33,079 (70788) to $96,843 (70776) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $58,708 |
| Homeowners | 75.0% |
| Households with kids under 18 | 28.2% |
| Moved in the past year | 11.4% |
| Carrier routes in EDDM2GO's route library | 24 routes, 11,351 homes (6 of 8 ZIP codes) |
Top facts
- Highest median household income in Iberville County: 70776 ($96,843)
- Most residents: 70764 (14,757 people)
- Highest homeownership: 70772 (91.5% own their home)
- Most households with kids: 70776 (35.8% of households)
- Most new movers: 70776 (25.3% moved in last year)
- Youngest median age: 70772 (31.2 years)
- Highest median home value: 70776 ($391,700)
Every ZIP code in Iberville County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 70764 | Plaquemine | 14,757 | 6,335 | $55,352 | $164,200 | 78.8% | 25.2% | 7.0% | 14 | 8,087 | 95% of its land |
| 70776 | Saint Gabriel | 7,100 | 1,719 | $96,843 | $391,700 | 74.5% | 35.8% | 25.3% | 3 | 1,636 | 100% of its land |
| 70788 | White Castle | 3,830 | 1,403 | $33,079 | $138,100 | 53.0% | 29.0% | 8.2% | 3 | 1,504 | 100% of its land |
| 70757 | Maringouin | 2,356 | 1,191 | $51,707 | $162,100 | 69.3% | 24.7% | 11.1% | — | — | 82% of its land |
| 70772 | Rosedale | 1,020 | 375 | — | $121,500 | 91.5% | 22.4% | 6.9% | 1 | 85 | 100% of its land |
| 70740 | Grosse Tete | 975 | 353 | $57,371 | $124,200 | 90.9% | 42.2% | 2.0% | 2 | 334 | 100% of its land |
| 70780 | Sunshine | 487 | 280 | $88,878 | $254,000 | 76.8% | 27.5% | 0.0% | 1 | 426 | 100% of its land |
| 70721 | Carville | 447 | 168 | $2,499 | $209,400 | 85.1% | 67.3% | 7.6% | — | — | 100% of its land |
A ZIP code is listed for Iberville Parish when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- St. Gabriel — 6,639 residents · 3 ZIP codes
- Plaquemine — 6,075 residents · 1 ZIP code
- White Castle — 2,237 residents · 1 ZIP code
- Livonia — 1,097 residents · 2 ZIP codes
- Rosedale — 1,034 residents · 2 ZIP codes
- Maringouin — 752 residents · 1 ZIP code
- Crescent — 376 residents · 1 ZIP code
- Dorseyville — 307 residents · 1 ZIP code
- Grosse Tete — 293 residents · 1 ZIP code
- Bayou Goula — 208 residents · 1 ZIP code
Rankings
- ZIP codes with the highest home values in Iberville County — 5 ZIP codes ranked
- ZIP codes with the highest homeownership in Iberville County — 5 ZIP codes ranked
- ZIP codes with the most families with kids in Iberville County — 5 ZIP codes ranked
- ZIP codes with the most new movers in Iberville County — 5 ZIP codes ranked
- Youngest ZIP codes in Iberville County — 5 ZIP codes ranked
- Oldest ZIP codes in Iberville County — 5 ZIP codes ranked
Price a mailing to Iberville County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Iberville Parish, LA?
- 70764, 70776, 70788, 70757, 70772, 70740, 70780 and 70721. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Iberville Parish?
- 29,815 residents in 11,296 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Iberville Parish?
- $54,000 for the county as a whole. Its ZIP codes range from $33,079 (70788) to $96,843 (70776).
- Which Iberville County ZIP code has the highest median household income?
- 70776, at $96,843, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Iberville Parish?
- For the 6 of 8 ZIP codes in EDDM2GO's stored route library: 24 carrier routes reaching 11,351 residential and 721 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.