Residential delivery area · Louisiana
ZIP Code 70729: Erwinville, LA
ZIP code 70729 uses the postal name Erwinville, Louisiana and lies mostly in West Baton Rouge Parish (76% of its land) with the rest in Pointe Coupee Parish (Census 2020 ZIP-county file). About 1,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $109,653 (Census Bureau, ACS 2020-2024). Its land lies mostly outside any Census place; 2% is in small places.
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Erwinville · its only residential ZIP
- County
- West Baton Rouge Parish (76%); Pointe Coupee Parish (24%)
- Metro area
- Baton Rouge, LA
- House district
- LA-6 119th Congress
- State
- Louisiana
- Time zone
- Central
- Land area
- 17.3 sq mi · 58 people per sq mi
Where is ZIP code 70729?
70729 centers on 30.588°, -91.345° and covers 17.3 square miles of land plus 1.6 of water. It borders 7 ZIP codes: 70773, 70736, 70752, 70762, 70767, 70791, 70775.
The map draws ZIP code areas only. For the streets inside 70729, 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 70729 compare with the rest of West Baton Rouge Parish?
| Measure | 70729 | In West Baton Rouge Parish | In LA |
|---|---|---|---|
| People (ACS 2020-2024) | 1,004 | 5th of 5 | 388th of 539 |
| Median household income | $110k | not ranked | not ranked |
| Median home value | $300k | not ranked | not ranked |
70729's median household income is not ranked: its 90% margin of error (±$57,621) is more than a quarter of the figure ($109,653); 70729's median home value is not ranked: its 90% margin of error (±$237,222) is more than a quarter of the figure ($300,000). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 45% of 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 70729?
The 2020 Census counted 967 people in 70729; the ACS, which samples households over 2020-2024, estimates 1,004. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 1,004±505 (90% margin)
- 2020 Census count
- 967
- Households
- 330
- Median age
- 31.8
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 70729?
Of the 1,004 people the ACS estimates in 70729, 33.8% are under 18 and 4.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (81.0%), then Black (not Hispanic) (19.0%).
- Under 1833.8%
- 18 to 6462.1%
- 65 and older4.2%
- White, not Hispanic81.0%
- Black, not Hispanic19.0%
- Hispanic or Latino0.0%
- Asian, not Hispanic0.0%
- Other or two or more0.0%
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 70729 earn?
Median household income is $109,653 (ACS 2020-2024).
- Median household income
- $109,653±$57,621
- Income per person
- $39,449
- Below the poverty line
- 20.4%
- Unemployed (of the labor force)
- 3.7%
- Adults 25+ with a bachelor's degree
- 40.1%
- Adjusted gross income per tax return, 2022
- $79,918510 returns; wages 77% 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 70729?
- Median home value (owners' estimate)
- $300,000
- Median gross rent
- –
- Homes owned by their occupants
- 93.3%
- Housing units
- 393
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 70729?
7 business establishments had a location in this ZIP code in 2023, 7 fewer than in 2018 (ZIP Code Business Patterns).
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 70729?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 70773 | Rougon | 57 | – | 1.8 mi |
| 70736 | Glynn | 376 | $31k | 3.2 mi |
| 70752 | Lakeland | 437 | $111k | 4.3 mi |
| 70762 | Oscar | 895 | $88k | 7.2 mi |
| 70767 | Port Allen | 14,900 | $68k | 7.4 mi |
| 70791 | Zachary | 30,385 | $78k | 11.9 mi |
| 70775 | Saint Francisville | 9,945 | $80k | 18.7 mi |
| 70749 | Jarreau | 1,701 | $54k | 6.9 mi (near) |
| 70783 | Ventress | 2,804 | $104k | 7.1 mi (near) |
| 70807 | Baton Rouge | 15,300 | $28k | 8.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.