70740 ZIP Code — Grosse Tete, LA

Iberville County, Louisiana

ZIP code 70740 is located in Grosse Tete, Louisiana, within Iberville County. It covers approximately 84.82 square miles and serves a population of 982 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 225.

About ZIP code 70740

The housing stock consists of a higher-than-average concentration of mobile homes. Much of the housing stock is relatively new, reflecting recent development activity. Median home value is $122,700. Owner-occupancy is high at 90%, well above the national average.

The gap between median ($63,875) and mean household income suggests income inequality — a small number of higher earners pull the average up. SNAP benefit usage at 33% of households reflects economic stress in the area. 35% 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 46 minutes suggests many residents work outside the immediate area.

College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (23%) compared to national benchmarks.

Notable community characteristics include disability rates above the national average at 24%.

Overall, ZIP code 70740 reflects a community defined by a trades-oriented workforce, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.

982

population

84.82

sq mi land

Standard

ZIP type

Central (CT)

timezone

70740 ZIP code map

Cities in ZIP code 70740

Below are the cities the US Postal Service accepts for ZIP code 70740. Using any city not on this list may result in mail delivery delays.

City	Status
Grosse Tete	Preferred

Nearby ZIP codes

70772 Rosedale (7.5 mi) 70757 Maringouin (9.1 mi) 70582 Saint Martinville (10.7 mi) 70767 Port Allen (12.4 mi) 70719 Brusly (13.2 mi) 70764 Plaquemine (14.6 mi) 70710 Addis (15.1 mi) 70756 Lottie (16 mi) 70762 Oscar (16.1 mi) 70752 Lakeland (16.5 mi) 70755 Livonia (17.7 mi) 70820 Baton Rouge (18.3 mi)

Demographics updated 05/2026

Population
Total population	982
Population density	12 / sq mi
State FIPS	22
County FIPS	047

Geography
Land area	84.82 sq mi
Water area	0.36 sq mi
Latitude	30.3384
Longitude	-91.4862
Timezone	Central (CT)
Area code	225

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	66.2%	49.6%	49.2%
$50k – $100k	14.6%	26.4%	27.7%
$100k – $200k	16.6%	21.1%	18.3%
Over $200k	2.6%	2.9%	4.7%

Demographics & statistics

982

Population

People per sq mi

37.0

Median age

$63,875

Median household income

$32,202

Per capita income

$122,700

Median home value

Median monthly rent

89.9%

Home ownership

11.2%

Poverty rate

19.5%

Unemployment

547

Housing units

16.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	240	24.4%
18 and over	742	75.6%
65 and over	181	18.4%
Median age	37.0 years

Race & ethnicity

White 91.3%

Black or African American 7.9%

Hispanic or Latino 0.4%

Two or more races 0.4%

Group	Count	%
White	900	91.3%
Black or African American	78	7.9%
Hispanic or Latino	4	0.4%
Two or more races	4	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	66.2%	49.6%	49.2%
$50k – $100k	14.6%	26.4%	27.7%
$100k – $200k	16.6%	21.1%	18.3%
Over $200k	2.6%	2.9%	4.7%

Under $10k 5.7%

$10k–$15k 0.5%

$15k–$25k 2.9%

$25k–$35k 3.6%

$35k–$50k 5.5%

$50k–$75k 33.0%

$75k–$100k 27.8%

$100k–$150k 6.0%

$150k–$200k 3.4%

$200k+ 11.7%

Range	% of households
Under $10k	5.7%
$10k–$15k	0.5%
$15k–$25k	2.9%
$25k–$35k	3.6%
$35k–$50k	5.5%
$50k–$75k	33.0%
$75k–$100k	27.8%
$100k–$150k	6.0%
$150k–$200k	3.4%
$200k+	11.7%
Median income	$63,875

Housing

Home values

Under $50k 5.5%

$50k–$100k 13.6%

$100k–$150k 40.8%

$150k–$200k 24.3%

$200k–$300k 10.1%

$300k–$500k 0.6%

$500k–$1M 5.2%

Housing overview

Metric	Value
Median home value	$122,700
Median rent / month	$0
Owner occupied	89.9%
Renter occupied	10.1%
Vacant	34.3%
Single-family detached	56.1%
Large apartment buildings	0.0%
Mobile homes	43.9%
Median rooms	5.3
Avg household size (owned)	2.63

Year built

Era	%
2020 or later	0.0%
2010–2019	35.3%
2000–2009	10.6%
1990–1999	16.7%
1980–1989	8.9%
1970–1979	14.2%
1960–1969	4.8%
1950–1959	3.9%
1940–1949	5.5%
1939 or earlier	0.2%

Bedrooms

Size	% of units
No bedroom (studio)	1.0%
1 bedroom	0.0%
2 bedrooms	34.6%
3 bedrooms	46.9%
4 bedrooms	16.7%
5+ bedrooms	0.7%

Vehicles per household

Vehicles	% of households
No vehicle	1.8%
1 vehicle	31.7%
2 vehicles	20.5%
3 or more	46.0%

Heating fuel

Fuel type	%
Utility gas	28.8%
Electricity	68.3%
Propane / LP gas	2.9%

Households & families

Household type	Count	%
Married-couple family	218	56.6%
Cohabiting couple	36	9.4%
Male householder, no spouse	41	10.6%
Female householder, no spouse	90	23.4%
Households with children under 18	166	43.1%
Households with seniors (65+)	133	34.5%
Average household size	2.55

Marital status

Status	Male	Female
Never married	24.7%	21.5%
Married	61.6%	56.8%
Separated	1.6%	0.0%
Widowed	0.0%	14.1%
Divorced	12.2%	7.6%

Education

Less than 9th grade 0.0%

Some HS, no diploma 8.9%

HS graduate 55.4%

Some college, no degree 11.2%

Associate's degree 8.4%

Bachelor's degree 10.4%

Graduate / professional 5.7%

Metric	%
HS diploma or higher	91.1%
Bachelor's or higher	16.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	49	18.3%
Kindergarten	0	0.0%
Elementary school	154	57.5%
High school	22	8.2%
College / grad school	43	16.0%

Employment

Industry of employment

Other services 25.5%

Education & healthcare 16.6%

Retail trade 13.6%

Arts, food & hospitality 13.4%

Transportation & utilities 12.7%

Manufacturing 9.1%

Professional & management 4.3%

Construction 1.5%

Information 1.5%

Public administration 1.5%

Agriculture & mining 0.2%

Occupation

Category	%
Management, business & arts	31.5%
Service	19.2%
Sales & office	17.5%
Natural resources & construction	9.3%
Production & transportation	22.5%

Employment type

Type	%
Private sector	84.2%
Government	13.6%
Self-employed	2.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.2%
Carpool	0.0%
Public transit	0.0%
Walk	0.0%
Work from home	11.1%
Other means	5.8%
Avg commute (minutes)	45.7

Poverty

All people 11.2%

Under 18 years 7.1%

18 and over 12.5%

Married-couple families 0.5%

Female-led households 15.5%

Income support

Source	% of households
Social Security	34.8%
Retirement income	35.3%
Supplemental Security	1.6%
Cash public assistance	0.0%
Food stamps / SNAP	33.0%

Health indicators

Condition	%
Obesity	36.8%
High blood pressure	40.7%
High cholesterol	37.9%
Diabetes	13.6%
Heart disease	7.6%
Stroke	4.0%
Asthma	9.8%
Arthritis	27.4%
Kidney disease	3.5%
Pulmonary disease	8.8%
Cancer	6.5%

Behavior / access	%
Smoking	22.7%
Binge drinking	18.8%
No physical activity	30.5%
Less than 7 hrs sleep	36.0%
Depression	25.5%
Fair or poor health	20.1%
Poor mental health	18.0%
Poor physical health	13.3%
No health insurance	14.1%
Visited doctor (checkup)	78.1%
Visited dentist	56.2%
Cholesterol screening	89.2%
Teeth loss	18.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	49	6.6%

Disability	%
Any disability	24.1%
Under 18	2.1%
18–64 years	22.8%
65 and over	57.5%

Health insurance coverage

Type	%
Private insurance	69.2%
Public insurance	40.7%
No insurance	6.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	907	92.4%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	982	100.0%
Born in same state	982	100.0%
Born in different state	857	87.3%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	142	14.5%
Italian	115	11.7%

Ancestry	Count	%
French	78	7.9%
German	2	0.2%

Technology access

Metric	% of households
Computer access	39.2%
Internet access	98.7%

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

Frequently asked questions about ZIP code 70740

What city is ZIP code 70740 in?

ZIP code 70740 is primarily assigned to Grosse Tete, Louisiana.

What county is ZIP code 70740 in?

ZIP code 70740 falls within Iberville County, Louisiana.

Is ZIP code 70740 mostly owner-occupied?

90% of occupied units in ZIP code 70740 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 70740?

The median home value in ZIP code 70740 is $122,700.

What is the population of ZIP code 70740?

ZIP code 70740 has an estimated population of 982 residents, with a density of 12 people per square mile.

What is the median household income in ZIP code 70740?

The median household income in ZIP code 70740 is $63,875, below the national median of ~$75,000.

What timezone is ZIP code 70740 in?

ZIP code 70740 observes the CST timezone.