PlainZIP

Port Barre, LA · standard

ZIP Code 70577

St. Landry County, Louisiana - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

4,645
30/sq mi
$47,072
Median income
$101,600
Median home value
10.6%
Bachelor's or higher

The verdict

Port Barre pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

11th pct
household income, US ZIPs
10th pct
home value, US ZIPs
30
people per sq mi
76%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 70577 against every reporting US ZIP.

ZIP code 70577 covers 155.4 square miles in Port Barre, St. Landry County, Louisiana (a standard USPS delivery area), with a modest 4,645 residents on file, a density of 30 people per square mile, in the Chicago time zone.

ZIP 70577 reports a modest median household income of $47,072 (21% below the Louisiana average), while per-capita income is $23,158. Poverty here runs at 20.6%, with unemployment measured at 2.9%. The typical home here is valued at $101,600 (43% below the state average); renters pay a median of $863 monthly, and 75.9% of units are owner-occupied.

Formal educational attainment runs low here: just 10.6% of adults hold a bachelor's degree or higher, the median age is 37.2, and the average commute is 29 minutes. We also surface 4 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing St. Landry County, so you can benchmark 70577 against its immediate geography rather than a national average 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 →

Top industries in ZIP 70577

Top 5 sectors by establishment count in Port Barre, LA

Which industries have the most business establishments in ZIP 70577.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 70577, Port Barre, 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

4,645

Population

155.4

Area (sq mi)

30

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 70577?

37.2

Median Age

50.4%

Male

49.6%

Female

1.3%

Foreign-Born

White 67.0%
African American 24.4%
Asian 1.1%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 7.6%
Hispanic or Latino 4.2%

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?

$47,072

Median Household Income

-21% vs state

$23,158

Per Capita Income

20.6%

Poverty Rate

2.9%

Unemployment Rate

29.3 min

Mean Commute Time

How ZIP 70577 ranks nationally

Port Barre, LA household income vs. every US ZIP code

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

$47,072 11th percentile higher than 11% 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%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $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 67.6%
Bachelor's Degree or Higher 10.6%

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

What does housing look like?

1,950

Total Housing Units

1,569

Occupied Units

381

Vacant Units

2.51

Avg Household Size

Occupancy Type

Owner 75.9%
Renter 24.1%

$101,600

Median Home Value

-43% vs state

$863

Median Rent

1981

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 67 business establishments in ZIP 70577, employing approximately 733 people with a combined annual payroll of $27,491,000.

67

Businesses

733

Employees

$27.5M

Annual Payroll

10

Industry Sectors

Industry Establishments % of Total
Retail trade 12 17.9%
Transportation and warehousing 10 14.9%
Construction 6 9.0%
Wholesale trade 6 9.0%
Health care and social assistance 6 9.0%
Finance and insurance 5 7.5%
Accommodation and food services 5 7.5%
Other services (except public administration) 5 7.5%
Professional, scientific, and technical services 4 6.0%
Manufacturing 3 4.5%

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 70577 vs 70512 →

ZIP 70577 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 70577 ranks #2 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 70577 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 70577 ranks #4 of 5 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
70512 Arnaudville, LA 9,780 9.5 mi
71358 Palmetto, LA 1,111 10.6 mi
70589 Washington, LA 3,283 10.7 mi
70541 Grand Coteau, LA 432 10.9 mi

More ZIP Codes in St. Landry County

70570 standard
Opelousas, LA
Pop: 38,987
70535 standard
Eunice, LA
Pop: 18,215
70512 standard
Arnaudville, LA
Pop: 9,780
70584 standard
Sunset, LA
Pop: 7,358
70589 standard
Washington, LA
Pop: 3,283
70750 standard
Krotz Springs, LA
Pop: 1,951

Related Areas

St. Landry County Port Barre, LA Louisiana

Frequently Asked Questions

What county is ZIP code 70577 in? ▼
ZIP code 70577 (Port Barre) is located in St. Landry County, Louisiana. St. Landry County contains multiple ZIP codes, see the full list at /counties/st-landry-la.
What is the population of ZIP code 70577? ▼
ZIP code 70577 in Port Barre, LA has a population of 4,645 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 70577? ▼
The median household income in ZIP 70577 is $47,072, which is 38% below the national average of $76,288.
What is the average home value in ZIP 70577? ▼
The median home value in ZIP 70577 is $101,600, which is 63% below the national average of $278,155.
What is the demographic makeup of ZIP 70577? ▼
The largest racial group in ZIP 70577 is White at 67.0%. Hispanic or Latino residents make up 4.2% of the population.
How many businesses are in ZIP code 70577? ▼
ZIP code 70577 has 67 business establishments employing approximately 733 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 70577? ▼
The top industries by establishment count in ZIP 70577 are: Retail trade (12), Transportation and warehousing (10), Construction (6). There are 10 industry sectors represented in total.
What is the education level in ZIP code 70577? ▼
In ZIP code 70577, 67.6% of residents aged 25+ have a high school diploma or higher, and 10.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 70577? ▼
The mean commute time for workers in ZIP code 70577 is 29.3 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 70577? ▼
In ZIP code 70577, approximately 75.9% of occupied housing units are owner-occupied and 24.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 70577? ▼
The poverty rate in ZIP code 70577 is 20.6% 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.