70339 ZIP Code — Pierre Part, LA

Assumption County, Louisiana

ZIP code 70339 is located in Pierre Part, Louisiana, within Assumption County. It covers approximately 55.07 square miles and serves a population of 4,769 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 985.

About ZIP code 70339

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $160,400. Owner-occupancy is high at 90%, well above the national average.

Median household income is $46,071. 42% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. An above-average commute of 37 minutes suggests many residents work outside the immediate area.

College attainment at 11% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (25%) compared to national benchmarks.

Overall, ZIP code 70339 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

4,769

population

55.07

sq mi land

Standard

ZIP type

Central (CT)

timezone

70339 ZIP code map

Cities in ZIP code 70339

Below are the cities the US Postal Service accepts for ZIP code 70339. Using any city not on this list may result in mail delivery delays.

City	Status
Pierre Part	Preferred

Nearby ZIP codes

70390 Napoleonville (8.3 mi) 70341 Belle Rose (9.5 mi) 70380 Morgan City (10.3 mi) 70393 Plattenville (10.7 mi) 70788 White Castle (13.5 mi) 70372 Labadieville (15.3 mi) 70346 Donaldsonville (16.2 mi) 70721 Carville (19.5 mi) 70764 Plaquemine (19.7 mi) 70725 Darrow (19.9 mi) 70086 Saint James (20 mi)

Demographics updated 06/2026

Population
Total population	4,769
Population density	87 / sq mi
State FIPS	22
County FIPS	007

Geography
Land area	55.07 sq mi
Water area	25.29 sq mi
Latitude	29.9377
Longitude	-91.1710
Timezone	Central (CT)
Area code	985

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.3%	53.2%	49.2%
$50k – $100k	27.1%	29.0%	27.7%
$100k – $200k	10.0%	13.3%	18.3%
Over $200k	8.6%	4.5%	4.7%

Demographics & statistics

4,769

Population

People per sq mi

48.4

Median age

$46,071

Median household income

$34,425

Per capita income

$160,400

Median home value

$814

Median monthly rent

90.1%

Home ownership

9.9%

Poverty rate

4.9%

Unemployment

2,518

Housing units

10.7%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

194

10–14

210

154

15–19

166

154

20–24

167

122

25–34

131

344

35–44

372

215

45–54

232

257

55–59

277

219

60–64

236

296

65–74

320

139

75–84

150

108

85+

116

← Male

Female →

Age summary

Group	Count	%
Under 18	822	17.2%
18 and over	3,947	82.8%
65 and over	1,129	23.7%
Median age	48.4 years

Race & ethnicity

White 94.9%

Two or more races 3.1%

Black or African American 1%

Hispanic or Latino 0.9%

Asian 0.2%

Group	Count	%
White	4,566	94.9%
Two or more races	148	3.1%
Black or African American	47	1%
Hispanic or Latino	41	0.9%
Asian	8	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	54.3%	53.2%	49.2%
$50k – $100k	27.1%	29.0%	27.7%
$100k – $200k	10.0%	13.3%	18.3%
Over $200k	8.6%	4.5%	4.7%

Under $10k 2.9%

$10k–$15k 6.5%

$15k–$25k 9.8%

$25k–$35k 14.8%

$35k–$50k 21.1%

$50k–$75k 12.6%

$75k–$100k 8.0%

$100k–$150k 16.9%

$150k–$200k 3.8%

$200k+ 3.8%

Range	% of households
Under $10k	2.9%
$10k–$15k	6.5%
$15k–$25k	9.8%
$25k–$35k	14.8%
$35k–$50k	21.1%
$50k–$75k	12.6%
$75k–$100k	8.0%
$100k–$150k	16.9%
$150k–$200k	3.8%
$200k+	3.8%
Median income	$46,071

Housing

Home values

Under $50k 27.8%

$50k–$100k 9.7%

$100k–$150k 9.4%

$150k–$200k 12.6%

$200k–$300k 17.9%

$300k–$500k 20.3%

$500k–$1M 2.3%

Housing overview

Metric	Value
Median home value	$160,400
Median rent / month	$814
Owner occupied	90.1%
Renter occupied	9.9%
Vacant	24.8%
Single-family detached	61.6%
Large apartment buildings	0.0%
Mobile homes	33.1%
Median rooms	4.8
Avg household size (owned)	2.39

Year built

Era	%
2020 or later	0.0%
2010–2019	3.5%
2000–2009	17.7%
1990–1999	13.5%
1980–1989	25.3%
1970–1979	16.5%
1960–1969	5.1%
1950–1959	11.5%
1940–1949	4.0%
1939 or earlier	3.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.1%
1 bedroom	16.7%
2 bedrooms	27.7%
3 bedrooms	52.5%
4 bedrooms	2.9%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	2.9%
1 vehicle	33.4%
2 vehicles	36.3%
3 or more	27.5%

Heating fuel

Fuel type	%
Utility gas	31.9%
Electricity	66.8%
Propane / LP gas	1.3%

Households & families

Household type	Count	%
Married-couple family	1,086	53.1%
Cohabiting couple	105	5.1%
Male householder, no spouse	411	20.1%
Female householder, no spouse	444	21.7%
Households with children under 18	424	20.7%
Households with seniors (65+)	827	40.4%
Average household size	2.33

Marital status

Status	Male	Female
Never married	28.9%	22.4%
Married	56.4%	58.2%
Separated	0.2%	0.0%
Widowed	0.6%	9.3%
Divorced	13.8%	10.1%

Education

Less than 9th grade 6.6%

Some HS, no diploma 9.1%

HS graduate 54.2%

Some college, no degree 15.4%

Associate's degree 3.9%

Bachelor's degree 6.5%

Graduate / professional 4.1%

Metric	%
HS diploma or higher	84.2%
Bachelor's or higher	10.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	39	4.3%
Kindergarten	0	0.0%
Elementary school	481	52.9%
High school	295	32.4%
College / grad school	95	10.4%

Employment

Industry of employment

Education & healthcare 27.7%

Construction 19.7%

Manufacturing 13.6%

Retail trade 10.3%

Finance & real estate 8.8%

Other services 4.1%

Agriculture & mining 3.2%

Transportation & utilities 3.2%

Public administration 3.0%

Professional & management 2.6%

Arts, food & hospitality 2.4%

Wholesale trade 1.3%

Occupation

Category	%
Management, business & arts	31.9%
Service	13.0%
Sales & office	16.8%
Natural resources & construction	19.2%
Production & transportation	19.2%

Employment type

Type	%
Private sector	76.1%
Government	16.3%
Self-employed	7.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.1%
Carpool	11.3%
Public transit	4.6%
Walk	1.5%
Work from home	8.0%
Other means	3.5%
Avg commute (minutes)	36.8

Poverty

All people 9.9%

Under 18 years 3.9%

18 and over 11.1%

Married-couple families 7.4%

Female-led households 3.5%

Income support

Source	% of households
Social Security	41.6%
Retirement income	22.1%
Supplemental Security	4.1%
Cash public assistance	4.8%
Food stamps / SNAP	11.8%

Health indicators

Condition	%
Obesity	35.5%
High blood pressure	37.4%
High cholesterol	37.2%
Diabetes	12.0%
Heart disease	8.0%
Stroke	3.7%
Asthma	9.3%
Arthritis	28.0%
Kidney disease	3.2%
Pulmonary disease	9.5%
Cancer	6.8%

Behavior / access	%
Smoking	25.0%
Binge drinking	21.1%
No physical activity	31.6%
Less than 7 hrs sleep	35.1%
Depression	28.2%
Fair or poor health	19.6%
Poor mental health	18.4%
Poor physical health	13.5%
No health insurance	15.8%
Visited doctor (checkup)	76.2%
Visited dentist	56.5%
Cholesterol screening	88.1%
Teeth loss	19.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	425	10.8%

Disability	%
Any disability	20.8%
Under 18	0.0%
18–64 years	16.2%
65 and over	47.7%

Health insurance coverage

Type	%
Private insurance	63.3%
Public insurance	41.1%
No insurance	8.9%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	4,708	98.7%
Spanish	131	2.8%
Other Indo-European	0	0.0%
Asian & Pacific Islander	131	2.8%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	4,761	99.8%
Born in same state	4,761	99.8%
Born in different state	4,309	90.4%
Foreign born	0	0.0%
Naturalized citizen	8	0.2%
Not a US citizen	8	100.0%

Ancestry

Ancestry	Count	%
Arab	689	14.4%
German	340	7.1%
French	247	5.2%

Ancestry	Count	%
Italian	179	3.8%
English	3	0.1%

Technology access

Metric	% of households
Computer access	42.9%
Internet access	86.7%

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

Frequently asked questions about ZIP code 70339

What city is ZIP code 70339 in?

ZIP code 70339 is primarily assigned to Pierre Part, Louisiana.

What county is ZIP code 70339 in?

ZIP code 70339 falls within Assumption County, Louisiana.

Is ZIP code 70339 mostly owner-occupied?

90% of occupied units in ZIP code 70339 are owner-occupied, well above the national average.

How educated is the population of ZIP code 70339?

11% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 70339 have a large retiree population?

42% of households in ZIP code 70339 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 70339 have a large veteran population?

11% of civilians in ZIP code 70339 are veterans, above the national average of ~7%.

What timezone is ZIP code 70339 in?

ZIP code 70339 observes the CST timezone.