PlainZIP

Erwinville, LA · standard

ZIP Code 70729

West Baton Rouge County, Louisiana - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,032
20/sq mi
$109,653
Median income
$300,000
Median home value
40.1%
Bachelor's or higher

The verdict

Erwinville pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.

Top 14%
household income, US ZIPs
Top 33%
home value, US ZIPs
20
people per sq mi
93%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 70729 against every reporting US ZIP.

ZIP code 70729 is a sparsely populated ZIP (a standard USPS delivery area) in Erwinville, West Baton Rouge County, Louisiana, home to just 1,032 residents across 52.7 square miles, a density of 20 people per square mile, in the Chicago time zone.

ZIP 70729 lands in the middle-income range, with a median household income of $109,653 (84% above the Louisiana average), while per-capita income is $39,449. 20.4% of residents live below the poverty line, and the unemployment rate reads 3.7%. The typical home here is valued at $300,000 (69% above the state average); renters pay a median of - monthly, and 93.3% of units are owner-occupied.

A solid share of residents have a four-year degree: 40.1% of adults hold a bachelor's degree or higher, the median age is 31.8, and the average commute is -. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 3 more sharing West Baton Rouge County, letting you compare 70729 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 70729, Erwinville, LA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,032

Population

52.7

Area (sq mi)

20

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 70729?

31.8

Median Age

65.0%

Male

35.0%

Female

1.9%

Foreign-Born

White 81.0%
African American 19.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$109,653

Median Household Income

+84% vs state

$39,449

Per Capita Income

20.4%

Poverty Rate

3.7%

Unemployment Rate

How ZIP 70729 ranks nationally

Erwinville, LA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$109,653 Top 14% higher than 86% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 63.5%
Bachelor's Degree or Higher 40.1%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

393

Total Housing Units

330

Occupied Units

63

Vacant Units

3.04

Avg Household Size

Occupancy Type

Owner 93.3%
Renter 6.7%

$300,000

Median Home Value

+69% vs state

2003

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 7 business establishments in ZIP 70729, employing approximately 82 people with a combined annual payroll of $1,348,000.

7

Businesses

82

Employees

$1.3M

Annual Payroll

0

Industry Sectors

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 70729 vs 70773 →

ZIP 70729 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 70729 ranks #6 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 70729 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 70729 ranks #2 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
70773 Rougon, LA 143 1.7 mi
70736 Glynn, LA 518 3.3 mi
70752 Lakeland, LA 806 3.4 mi
70749 Jarreau, LA 1,554 4.8 mi
70762 Oscar, LA 926 7.0 mi
70767 Port Allen, LA 14,914 7.9 mi
70783 Ventress, LA 2,604 7.5 mi
70807 Baton Rouge, LA 20,377 8.8 mi
70760 New Roads, LA 6,993 10.4 mi
70772 Rosedale, LA 784 12.5 mi

More ZIP Codes in West Baton Rouge County

70767 standard
Port Allen, LA
Pop: 14,914
70719 standard
Brusly, LA
Pop: 4,460
70710 standard
Addis, LA
Pop: 3,593

Related Areas

West Baton Rouge County Erwinville, LA Louisiana

Frequently Asked Questions

What county is ZIP code 70729 in? ▼
ZIP code 70729 (Erwinville) is located in West Baton Rouge County, Louisiana. West Baton Rouge County contains multiple ZIP codes, see the full list at /counties/west-baton-rouge-la.
What is the population of ZIP code 70729? ▼
ZIP code 70729 in Erwinville, LA has a population of 1,032 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 70729? ▼
The median household income in ZIP 70729 is $109,653, which is 44% above the national average of $76,288.
What is the average home value in ZIP 70729? ▼
The median home value in ZIP 70729 is $300,000, which is 8% above the national average of $278,155.
What is the demographic makeup of ZIP 70729? ▼
The largest racial group in ZIP 70729 is White at 81.0%.
How many businesses are in ZIP code 70729? ▼
ZIP code 70729 has 7 business establishments employing approximately 82 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 70729? ▼
In ZIP code 70729, 63.5% of residents aged 25+ have a high school diploma or higher, and 40.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 70729? ▼
In ZIP code 70729, approximately 93.3% of occupied housing units are owner-occupied and 6.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 70729? ▼
The poverty rate in ZIP code 70729 is 20.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.