Residential delivery area · Louisiana
ZIP Code 70764: Plaquemine, LA
ZIP code 70764 uses the postal name Plaquemine, Louisiana and lies mostly in Iberville Parish (95% of its land) with the rest in West Baton Rouge Parish (Census 2020 ZIP-county file). About 15,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $55,352 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Plaquemine (2%) and Crescent (under 1%); 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Plaquemine · its only residential ZIP
- County
- Iberville Parish (95%); West Baton Rouge Parish (5%)
- Census places
- Plaquemine (2%); Crescent (under 1%) census-designated place
- Metro area
- Baton Rouge, LA
- House districts
- LA-2 (95%), LA-6 (5%) 119th Congress, by share of land
- State
- Louisiana
- Time zone
- Central
- Land area
- 189.0 sq mi · 78 people per sq mi
- PO Box ZIPs
- 70765 also use the name Plaquemine
Where is ZIP code 70764?
70764 centers on 30.235°, -91.308° and covers 189.0 square miles of land plus 15.4 of water. It borders 9 ZIP codes: 70780, 70710, 70719, 70740, 70788, 70820, 70776, 70757, 70339.
The map draws ZIP code areas only. For the streets inside 70764, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 70764 compare with the rest of Iberville Parish?
| Measure | 70764 | In Iberville Parish | In LA |
|---|---|---|---|
| People (ACS 2020-2024) | 14,757 | 1st of 8 | 116th of 539 |
| Median household income | $55k | 2nd of 2 | 147th of 251 |
| Median home value | $164k | 1st of 1 | 173rd of 285 |
Its median household income is higher than in 22% of U.S. residential ZIP codes, and it is denser than 50% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 70764?
The 2020 Census counted 15,616 people in 70764; the ACS, which samples households over 2020-2024, estimates 14,757. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 14,757
- 2020 Census count
- 15,616
- Households
- 6,335
- Median age
- 42.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 70764?
Of the 14,757 people the ACS estimates in 70764, 22.5% are under 18 and 20.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (45.3%), then Black (not Hispanic) (42.8%).
- Under 1822.5%
- 18 to 6457.1%
- 65 and older20.3%
- White, not Hispanic45.3%
- Black, not Hispanic42.8%
- Other or two or more9.2%
- Hispanic or Latino2.7%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 70764 earn?
Median household income is $55,352 (ACS 2020-2024).
- Median household income
- $55,352±$8,400
- Income per person
- $32,074
- Below the poverty line
- 16.9%
- Unemployed (of the labor force)
- 4.4%
- Adults 25+ with a bachelor's degree
- 15.9%
- Adjusted gross income per tax return, 2022
- $65,4756,630 returns; wages 72% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 70764?
FHFA's house price index for 70764, built from repeat sales and appraisals of the same homes, rose 38% from 2015 to 2025 and rose 24% from 2020 to 2025, and moved +6.2% in 2025.
- Median home value (owners' estimate)
- $164,200
- Median gross rent
- $825
- Homes owned by their occupants
- 78.8%
- Housing units
- 7,678
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 70764?
305 business establishments had a location in this ZIP code in 2023, 6 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade51
- Health care and social assistance37
- Accommodation and food services31
- Professional, scientific, and technical services28
- Other services (except public administration)28
- Finance and insurance25
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 70764?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 70780 | Sunshine | 487 | $89k | 8.6 mi |
| 70710 | Addis | 7,252 | $108k | 8.9 mi |
| 70719 | Brusly | 4,856 | $106k | 8.9 mi |
| 70740 | Grosse Tete | 975 | $57k | 9.4 mi |
| 70788 | White Castle | 3,830 | $33k | 10.3 mi |
| 70820 | Baton Rouge | 23,377 | $47k | 11.0 mi |
| 70776 | Saint Gabriel | 7,100 | $97k | 13.1 mi |
| 70757 | Maringouin | 2,356 | $52k | 16.2 mi |
| 70339 | Pierre Part | 4,848 | $52k | 24.0 mi |
| 70721 | Carville | 447 | <$2,500 | 13.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Plaquemine?
1 more ZIP code carries the postal name Plaquemine, LA without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 70765 | Iberville Parish |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.