70354 ZIP Code — Galliano, LA

Lafourche County, Louisiana

ZIP code 70354 is located in Galliano, Louisiana, within Lafourche County. It covers approximately 68.35 square miles and serves a population of 4,015 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 985.

About ZIP code 70354

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 $111,600. Owner-occupancy is high at 82%, well above the national average.

The gap between median ($52,688) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 20% of residents, above the national average. 34% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with retail trade as the leading industry. An above-average commute of 38 minutes suggests many residents work outside the immediate area.

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 (26%) compared to national benchmarks.

Overall, ZIP code 70354 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.

4,015

population

68.35

sq mi land

Standard

ZIP type

Central (CT)

timezone

70354 ZIP code map

Cities in ZIP code 70354

Below are the cities the US Postal Service accepts for ZIP code 70354. Using any city not on this list may result in mail delivery delays.

City	Status
Galliano	Preferred

Nearby ZIP codes

70357 Golden Meadow (9.8 mi) 70345 Cut Off (9.8 mi) 70377 Montegut (13.1 mi) 70373 Larose (13.1 mi) 70374 Lockport (13.8 mi) 70036 Barataria (18.3 mi) 70067 Lafitte (19 mi)

Demographics updated 05/2026

Population
Total population	4,015
Population density	59 / sq mi
State FIPS	22
County FIPS	057

Geography
Land area	68.35 sq mi
Water area	7.06 sq mi
Latitude	29.4013
Longitude	-90.2852
Timezone	Central (CT)
Area code	985

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	43.8%	49.2%	49.2%
$50k – $100k	36.8%	28.6%	27.7%
$100k – $200k	17.8%	17.9%	18.3%
Over $200k	1.6%	4.3%	4.7%

Demographics & statistics

4,015

Population

People per sq mi

41.8

Median age

$52,688

Median household income

$34,447

Per capita income

$111,600

Median home value

$801

Median monthly rent

81.5%

Home ownership

20.1%

Poverty rate

7.5%

Unemployment

1,639

Housing units

6.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

109

5–9

100

184

10–14

169

134

15–19

122

20–24

317

25–34

290

205

35–44

188

249

45–54

229

269

55–59

247

155

60–64

143

114

65–74

104

164

75–84

151

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	876	21.8%
18 and over	3,139	78.2%
65 and over	640	15.9%
Median age	41.8 years

Race & ethnicity

White 73.2%

Two or more races 9.8%

Hispanic or Latino 8.1%

Black or African American 4.1%

Other race 2.8%

American Indian / Alaska Native 2%

Group	Count	%
White	3,197	73.2%
Two or more races	427	9.8%
Hispanic or Latino	355	8.1%
Black or African American	181	4.1%
Other race	121	2.8%
American Indian / Alaska Native	88	2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	43.8%	49.2%	49.2%
$50k – $100k	36.8%	28.6%	27.7%
$100k – $200k	17.8%	17.9%	18.3%
Over $200k	1.6%	4.3%	4.7%

Under $10k 3.3%

$10k–$15k 7.2%

$15k–$25k 14.6%

$25k–$35k 7.5%

$35k–$50k 15.0%

$50k–$75k 16.7%

$75k–$100k 12.2%

$100k–$150k 18.8%

$150k–$200k 1.8%

$200k+ 2.8%

Range	% of households
Under $10k	3.3%
$10k–$15k	7.2%
$15k–$25k	14.6%
$25k–$35k	7.5%
$35k–$50k	15.0%
$50k–$75k	16.7%
$75k–$100k	12.2%
$100k–$150k	18.8%
$150k–$200k	1.8%
$200k+	2.8%
Median income	$52,688

Housing

Home values

Under $50k 16.5%

$50k–$100k 30.0%

$100k–$150k 16.8%

$150k–$200k 19.8%

$200k–$300k 15.2%

$300k–$500k 1.8%

Housing overview

Metric	Value
Median home value	$111,600
Median rent / month	$801
Owner occupied	81.5%
Renter occupied	18.5%
Vacant	11.2%
Single-family detached	65.4%
Large apartment buildings	0.0%
Mobile homes	32.3%
Median rooms	5.4
Avg household size (owned)	2.29

Year built

Era	%
2020 or later	0.0%
2010–2019	1.9%
2000–2009	15.5%
1990–1999	10.2%
1980–1989	21.7%
1970–1979	21.2%
1960–1969	6.6%
1950–1959	15.1%
1940–1949	4.2%
1939 or earlier	3.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.0%
1 bedroom	8.6%
2 bedrooms	35.7%
3 bedrooms	42.5%
4 bedrooms	11.9%
5+ bedrooms	0.4%

Vehicles per household

Vehicles	% of households
No vehicle	3.4%
1 vehicle	33.1%
2 vehicles	44.3%
3 or more	19.2%

Heating fuel

Fuel type	%
Utility gas	25.7%
Electricity	73.0%
Propane / LP gas	0.8%

Households & families

Household type	Count	%
Married-couple family	767	44.0%
Cohabiting couple	98	5.6%
Male householder, no spouse	380	21.8%
Female householder, no spouse	497	28.5%
Households with children under 18	485	27.8%
Households with seniors (65+)	518	29.7%
Average household size	2.30

Marital status

Status	Male	Female
Never married	27.6%	13.8%
Married	48.2%	52.0%
Separated	0.0%	9.7%
Widowed	5.5%	13.1%
Divorced	18.7%	11.4%

Education

Less than 9th grade 14.4%

Some HS, no diploma 13.4%

HS graduate 46.0%

Some college, no degree 11.4%

Associate's degree 7.9%

Bachelor's degree 3.3%

Graduate / professional 3.5%

Metric	%
HS diploma or higher	72.2%
Bachelor's or higher	6.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	15	2.2%
Kindergarten	24	3.5%
Elementary school	441	65.1%
High school	181	26.7%
College / grad school	16	2.4%

Employment

Industry of employment

Retail trade 19.2%

Agriculture & mining 18.3%

Transportation & utilities 12.2%

Professional & management 11.8%

Education & healthcare 8.5%

Manufacturing 8.3%

Other services 8.2%

Arts, food & hospitality 6.9%

Construction 5.0%

Wholesale trade 0.7%

Finance & real estate 0.7%

Public administration 0.2%

Occupation

Category	%
Management, business & arts	8.9%
Service	20.1%
Sales & office	11.6%
Natural resources & construction	18.6%
Production & transportation	40.8%

Employment type

Type	%
Private sector	79.1%
Government	7.3%
Self-employed	13.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	67.2%
Carpool	17.0%
Public transit	0.0%
Walk	4.1%
Work from home	1.0%
Other means	10.8%
Avg commute (minutes)	37.6

Poverty

All people 20.1%

Under 18 years 28.9%

18 and over 17.7%

Married-couple families 1.4%

Female-led households 46.2%

Income support

Source	% of households
Social Security	33.9%
Retirement income	10.0%
Supplemental Security	5.9%
Cash public assistance	2.1%
Food stamps / SNAP	11.8%

Health indicators

Condition	%
Obesity	37.6%
High blood pressure	37.7%
High cholesterol	36.6%
Diabetes	12.7%
Heart disease	7.9%
Stroke	3.9%
Asthma	9.5%
Arthritis	27.1%
Kidney disease	3.4%
Pulmonary disease	9.8%
Cancer	6.6%

Behavior / access	%
Smoking	25.5%
Binge drinking	21.4%
No physical activity	34.6%
Less than 7 hrs sleep	35.8%
Depression	27.3%
Fair or poor health	22.0%
Poor mental health	19.1%
Poor physical health	14.4%
No health insurance	17.7%
Visited doctor (checkup)	76.8%
Visited dentist	53.3%
Cholesterol screening	86.9%
Teeth loss	21.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	118	3.8%

Disability	%
Any disability	18.1%
Under 18	11.6%
18–64 years	12.8%
65 and over	47.7%

Health insurance coverage

Type	%
Private insurance	54.0%
Public insurance	53.4%
No insurance	6.1%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,885	96.8%
Spanish	137	3.5%
Other Indo-European	101	2.6%
Asian & Pacific Islander	36	0.9%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,776	94.0%
Born in same state	3,776	94.0%
Born in different state	3,166	78.9%
Foreign born	0	0.0%
Naturalized citizen	239	6.0%
Not a US citizen	1	0.4%

Ancestry

Ancestry	Count	%
German	569	14.2%
Arab	474	11.8%
French	341	8.5%

Ancestry	Count	%
Italian	94	2.3%
Irish	9	0.2%

Technology access

Metric	% of households
Computer access	43.4%
Internet access	81.1%

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

Frequently asked questions about ZIP code 70354

What city is ZIP code 70354 in?

ZIP code 70354 is primarily assigned to Galliano, Louisiana.

What county is ZIP code 70354 in?

ZIP code 70354 falls within Lafourche County, Louisiana.

How educated is the population of ZIP code 70354?

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 70354?

20% of residents in ZIP code 70354 live below the poverty line, above the national average.

Is ZIP code 70354 mostly owner-occupied?

82% of occupied units in ZIP code 70354 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 70354?

The median home value in ZIP code 70354 is $111,600.

What timezone is ZIP code 70354 in?

ZIP code 70354 observes the CST timezone.