70577 ZIP Code — Port Barre, LA

Saint Landry County, Louisiana

ZIP code 70577 is located in Port Barre, Louisiana, within Saint Landry County. It covers approximately 76.09 square miles and serves a population of 3,988 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 337.

About ZIP code 70577

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1960s, giving the area an established character. Median home value is $126,000. Owner-occupancy sits near the national average at 70%.

Median household income is $47,549. Poverty affects 20% of residents, above the national average. SNAP benefit usage at 19% of households reflects economic stress in the area. 43% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is sales and office, with education and healthcare as the leading industry. The average commute of 32 minutes is near the national average.

College attainment at 7% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (28%) compared to national benchmarks.

Overall, ZIP code 70577 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, a significant Social Security-dependent population, and elevated reliance on food assistance.

3,988

population

76.09

sq mi land

Standard

ZIP type

Central (CT)

timezone

70577 ZIP code map

Cities in ZIP code 70577

Below are the cities the US Postal Service accepts for ZIP code 70577. Using any city not on this list may result in mail delivery delays.

City	Status
Port Barre	Preferred

Nearby ZIP codes

70750 Krotz Springs (3.9 mi) 70512 Arnaudville (8.8 mi) 71358 Palmetto (10.9 mi) 71353 Melville (11.7 mi) 70756 Lottie (12.4 mi) 70732 Fordoche (12.9 mi) 70570 Opelousas (15.3 mi) 70589 Washington (16 mi) 70759 Morganza (17.3 mi) 70757 Maringouin (17.7 mi) 70517 Breaux Bridge (17.9 mi) 70584 Sunset (18.2 mi)

Demographics updated 05/2026

Population
Total population	3,988
Population density	52 / sq mi
State FIPS	22
County FIPS	097

Geography
Land area	76.09 sq mi
Water area	2.05 sq mi
Latitude	30.5430
Longitude	-91.8498
Timezone	Central (CT)
Area code	337

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.7%	58.1%	49.2%
$50k – $100k	38.9%	25.2%	27.7%
$100k – $200k	4.7%	14.7%	18.3%
Over $200k	1.7%	1.9%	4.7%

Demographics & statistics

3,988

Population

People per sq mi

40.4

Median age

$47,549

Median household income

$22,648

Per capita income

$126,000

Median home value

$678

Median monthly rent

70.4%

Home ownership

19.8%

Poverty rate

6.6%

Unemployment

1,741

Housing units

6.5%

Bachelor's or higher

Age distribution

Male Female

146

Under 5

157

124

5–9

133

121

10–14

130

142

15–19

152

186

20–24

201

174

25–34

187

208

35–44

224

184

45–54

199

168

55–59

180

167

60–64

180

227

65–74

245

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,041	26.1%
18 and over	2,947	73.9%
65 and over	625	15.7%
Median age	40.4 years

Race & ethnicity

White 62.2%

Black or African American 25.6%

Two or more races 7.3%

Hispanic or Latino 4.3%

Asian 0.6%

Group	Count	%
White	2,591	62.2%
Black or African American	1,067	25.6%
Two or more races	306	7.3%
Hispanic or Latino	178	4.3%
Asian	24	0.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.7%	58.1%	49.2%
$50k – $100k	38.9%	25.2%	27.7%
$100k – $200k	4.7%	14.7%	18.3%
Over $200k	1.7%	1.9%	4.7%

Under $10k 10.8%

$10k–$15k 11.1%

$15k–$25k 10.1%

$25k–$35k 4.5%

$35k–$50k 16.6%

$50k–$75k 23.6%

$75k–$100k 10.9%

$100k–$150k 9.9%

$150k–$200k 1.1%

$200k+ 1.4%

Range	% of households
Under $10k	10.8%
$10k–$15k	11.1%
$15k–$25k	10.1%
$25k–$35k	4.5%
$35k–$50k	16.6%
$50k–$75k	23.6%
$75k–$100k	10.9%
$100k–$150k	9.9%
$150k–$200k	1.1%
$200k+	1.4%
Median income	$47,549

Housing

Home values

Under $50k 18.1%

$50k–$100k 20.9%

$100k–$150k 16.3%

$150k–$200k 21.0%

$200k–$300k 12.6%

$300k–$500k 9.1%

$500k–$1M 2.0%

Housing overview

Metric	Value
Median home value	$126,000
Median rent / month	$678
Owner occupied	70.4%
Renter occupied	29.6%
Vacant	28.1%
Single-family detached	63.8%
Large apartment buildings	1.6%
Mobile homes	26.9%
Median rooms	4.9
Avg household size (owned)	2.66

Year built

Era	%
2020 or later	0.0%
2010–2019	8.0%
2000–2009	12.4%
1990–1999	11.3%
1980–1989	11.9%
1970–1979	21.4%
1960–1969	24.4%
1950–1959	7.1%
1940–1949	0.9%
1939 or earlier	2.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.5%
1 bedroom	9.6%
2 bedrooms	30.8%
3 bedrooms	48.2%
4 bedrooms	8.5%
5+ bedrooms	1.4%

Vehicles per household

Vehicles	% of households
No vehicle	9.3%
1 vehicle	36.2%
2 vehicles	42.3%
3 or more	12.3%

Heating fuel

Fuel type	%
Utility gas	15.7%
Electricity	82.8%
Propane / LP gas	0.4%
Fuel oil	1.1%

Households & families

Household type	Count	%
Married-couple family	645	40.6%
Cohabiting couple	63	4.0%
Male householder, no spouse	299	18.8%
Female householder, no spouse	583	36.7%
Households with children under 18	523	32.9%
Households with seniors (65+)	486	30.6%
Average household size	2.51

Marital status

Status	Male	Female
Never married	42.2%	36.7%
Married	48.0%	41.7%
Separated	0.8%	2.6%
Widowed	5.0%	9.9%
Divorced	4.0%	9.1%

Education

Less than 9th grade 11.5%

Some HS, no diploma 6.6%

HS graduate 53.7%

Some college, no degree 13.5%

Associate's degree 8.2%

Bachelor's degree 5.7%

Graduate / professional 0.8%

Metric	%
HS diploma or higher	82.0%
Bachelor's or higher	6.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	68	6.5%
Kindergarten	11	1.0%
Elementary school	426	40.6%
High school	281	26.8%
College / grad school	262	25.0%

Employment

Industry of employment

Education & healthcare 27.0%

Retail trade 18.8%

Construction 10.4%

Agriculture & mining 8.5%

Arts, food & hospitality 8.5%

Professional & management 6.0%

Manufacturing 5.9%

Other services 4.9%

Finance & real estate 4.6%

Transportation & utilities 2.5%

Public administration 2.0%

Wholesale trade 0.4%

Information 0.4%

Occupation

Category	%
Management, business & arts	20.6%
Service	19.4%
Sales & office	24.6%
Natural resources & construction	18.7%
Production & transportation	16.7%

Employment type

Type	%
Private sector	80.6%
Government	13.6%
Self-employed	5.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	78.4%
Carpool	20.6%
Public transit	0.0%
Walk	0.0%
Work from home	1.0%
Other means	0.0%
Avg commute (minutes)	31.7

Poverty

All people 19.8%

Under 18 years 25.3%

18 and over 17.9%

Married-couple families 11.8%

Female-led households 37.0%

Income support

Source	% of households
Social Security	42.5%
Retirement income	14.3%
Supplemental Security	8.9%
Cash public assistance	2.2%
Food stamps / SNAP	19.1%

Health indicators

Condition	%
Obesity	36.3%
High blood pressure	40.9%
High cholesterol	37.5%
Diabetes	13.5%
Heart disease	8.2%
Stroke	4.4%
Asthma	10.5%
Arthritis	27.8%
Kidney disease	3.7%
Pulmonary disease	10.6%
Cancer	6.0%

Behavior / access	%
Smoking	27.6%
Binge drinking	19.9%
No physical activity	35.2%
Less than 7 hrs sleep	33.3%
Depression	27.9%
Fair or poor health	23.9%
Poor mental health	19.9%
Poor physical health	15.5%
No health insurance	17.6%
Visited doctor (checkup)	77.4%
Visited dentist	51.5%
Cholesterol screening	86.1%
Teeth loss	23.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	221	7.5%

Disability	%
Any disability	12.3%
Under 18	3.4%
18–64 years	11.2%
65 and over	31.2%

Health insurance coverage

Type	%
Private insurance	53.0%
Public insurance	52.6%
No insurance	5.5%
Uninsured under 19	2.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,685	92.4%
Spanish	102	2.8%
Other Indo-European	0	0.0%
Asian & Pacific Islander	94	2.6%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,947	99.0%
Born in same state	3,947	99.0%
Born in different state	3,829	96.0%
Foreign born	0	0.0%
Naturalized citizen	41	1.0%
Not a US citizen	33	80.5%

Ancestry

Ancestry	Count	%
German	854	21.4%
Arab	233	5.8%

Ancestry	Count	%
Italian	38	1%
French	38	1%

Technology access

Metric	% of households
Computer access	39.9%
Internet access	90.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 70577

What city is ZIP code 70577 in?

ZIP code 70577 is primarily assigned to Port Barre, Louisiana.

What county is ZIP code 70577 in?

ZIP code 70577 falls within Saint Landry County, Louisiana.

How educated is the population of ZIP code 70577?

7% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the poverty rate in ZIP code 70577?

20% of residents in ZIP code 70577 live below the poverty line, above the national average.

Does ZIP code 70577 have a large retiree population?

43% of households in ZIP code 70577 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 70577?

The median home value in ZIP code 70577 is $126,000.

What timezone is ZIP code 70577 in?

ZIP code 70577 observes the CST timezone.