70542 ZIP Code — Gueydan, LA

Vermilion County, Louisiana

ZIP code 70542 is located in Gueydan, Louisiana, within Vermilion County. It covers approximately 190.88 square miles and serves a population of 3,338 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 337.

About ZIP code 70542

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1950s, giving the area an established character. Median home value is $121,700. Owner-occupancy is high at 84%, well above the national average.

Median household income is $59,531. 43% 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. The average commute of 34 minutes is near the national average.

College attainment at 14% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

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

Overall, ZIP code 70542 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

3,338

population

190.88

sq mi land

Standard

ZIP type

Central (CT)

timezone

70542 ZIP code map

Cities in ZIP code 70542

Below are the cities the US Postal Service accepts for ZIP code 70542. Using any city not on this list may result in mail delivery delays.

City	Status
Gueydan	Preferred

Nearby ZIP codes

70549 Lake Arthur (11.1 mi) 70559 Morse (11.3 mi) 70531 Egan (17 mi) 70546 Jennings (17 mi) 70548 Kaplan (17.1 mi) 70537 Evangeline (17.8 mi)

Demographics updated 05/2026

Population
Total population	3,338
Population density	17 / sq mi
State FIPS	22
County FIPS	113

Geography
Land area	190.88 sq mi
Water area	8.08 sq mi
Latitude	30.0012
Longitude	-92.6067
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	35.2%	49.7%	49.2%
$50k – $100k	33.1%	29.1%	27.7%
$100k – $200k	29.6%	18.0%	18.3%
Over $200k	2.1%	3.2%	4.7%

Demographics & statistics

3,338

Population

People per sq mi

41.5

Median age

$59,531

Median household income

$30,287

Per capita income

$121,700

Median home value

$647

Median monthly rent

83.8%

Home ownership

17.1%

Poverty rate

9.9%

Unemployment

1,390

Housing units

13.7%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

101

10–14

15–19

133

20–24

148

181

25–34

200

212

35–44

236

177

45–54

196

113

55–59

126

159

60–64

177

165

65–74

183

141

75–84

156

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	534	16.0%
18 and over	2,804	84.0%
65 and over	668	20.0%
Median age	41.5 years

Race & ethnicity

White 93.5%

Black or African American 5.6%

Two or more races 0.7%

Hispanic or Latino 0.1%

Group	Count	%
White	3,126	93.5%
Black or African American	188	5.6%
Two or more races	24	0.7%
Hispanic or Latino	5	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	35.2%	49.7%	49.2%
$50k – $100k	33.1%	29.1%	27.7%
$100k – $200k	29.6%	18.0%	18.3%
Over $200k	2.1%	3.2%	4.7%

Under $10k 7.8%

$10k–$15k 10.1%

$15k–$25k 14.1%

$25k–$35k 7.1%

$35k–$50k 8.6%

$50k–$75k 7.3%

$75k–$100k 18.4%

$100k–$150k 8.6%

$150k–$200k 9.7%

$200k+ 8.3%

Range	% of households
Under $10k	7.8%
$10k–$15k	10.1%
$15k–$25k	14.1%
$25k–$35k	7.1%
$35k–$50k	8.6%
$50k–$75k	7.3%
$75k–$100k	18.4%
$100k–$150k	8.6%
$150k–$200k	9.7%
$200k+	8.3%
Median income	$59,531

Housing

Home values

Under $50k 28.4%

$50k–$100k 13.0%

$100k–$150k 13.5%

$150k–$200k 6.2%

$200k–$300k 35.0%

$300k–$500k 4.0%

Housing overview

Metric	Value
Median home value	$121,700
Median rent / month	$647
Owner occupied	83.8%
Renter occupied	16.2%
Vacant	25.7%
Single-family detached	71.2%
Large apartment buildings	0.0%
Mobile homes	25.8%
Median rooms	5.1
Avg household size (owned)	2.97

Year built

Era	%
2020 or later	0.3%
2010–2019	7.0%
2000–2009	15.5%
1990–1999	16.3%
1980–1989	7.4%
1970–1979	10.4%
1960–1969	8.5%
1950–1959	17.7%
1940–1949	5.0%
1939 or earlier	12.0%

Bedrooms

Size	% of units
No bedroom (studio)	1.4%
1 bedroom	13.2%
2 bedrooms	21.8%
3 bedrooms	50.8%
4 bedrooms	11.8%
5+ bedrooms	1.0%

Vehicles per household

Vehicles	% of households
No vehicle	2.6%
1 vehicle	35.1%
2 vehicles	39.4%
3 or more	22.9%

Heating fuel

Fuel type	%
Utility gas	22.7%
Electricity	75.8%
Propane / LP gas	1.0%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	639	54.4%
Cohabiting couple	36	3.1%
Male householder, no spouse	154	13.1%
Female householder, no spouse	345	29.4%
Households with children under 18	271	23.1%
Households with seniors (65+)	408	34.8%
Average household size	2.80

Marital status

Status	Male	Female
Never married	33.8%	21.0%
Married	55.5%	44.7%
Separated	0.5%	2.1%
Widowed	3.6%	8.5%
Divorced	6.6%	23.7%

Education

Less than 9th grade 5.5%

Some HS, no diploma 11.0%

HS graduate 52.8%

Some college, no degree 12.8%

Associate's degree 4.3%

Bachelor's degree 12.5%

Graduate / professional 1.2%

Metric	%
HS diploma or higher	83.5%
Bachelor's or higher	13.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	85	13.3%
Kindergarten	5	0.8%
Elementary school	269	42.1%
High school	97	15.2%
College / grad school	183	28.6%

Employment

Industry of employment

Education & healthcare 25.5%

Agriculture & mining 25.3%

Retail trade 18.5%

Construction 11.7%

Professional & management 8.8%

Finance & real estate 3.7%

Arts, food & hospitality 2.9%

Other services 1.2%

Information 1.0%

Transportation & utilities 0.9%

Public administration 0.6%

Occupation

Category	%
Management, business & arts	57.3%
Service	9.0%
Sales & office	17.2%
Natural resources & construction	14.2%
Production & transportation	2.3%

Employment type

Type	%
Private sector	71.5%
Government	18.0%
Self-employed	10.0%
Unpaid family workers	0.6%

Commute

Method	%
Drive alone	83.6%
Carpool	6.6%
Public transit	0.0%
Walk	3.0%
Work from home	4.1%
Other means	2.7%
Avg commute (minutes)	34.3

Poverty

All people 17.1%

Under 18 years 21.7%

18 and over 16.2%

Married-couple families 8.5%

Female-led households 60.6%

Income support

Source	% of households
Social Security	43.0%
Retirement income	19.1%
Supplemental Security	9.4%
Cash public assistance	0.5%
Food stamps / SNAP	15.0%

Health indicators

Condition	%
Obesity	38.3%
High blood pressure	38.5%
High cholesterol	38.3%
Diabetes	12.3%
Heart disease	8.0%
Stroke	3.9%
Asthma	9.2%
Arthritis	27.5%
Kidney disease	3.4%
Pulmonary disease	9.1%
Cancer	7.2%

Behavior / access	%
Smoking	22.1%
Binge drinking	19.6%
No physical activity	32.6%
Less than 7 hrs sleep	34.1%
Depression	26.5%
Fair or poor health	18.9%
Poor mental health	17.6%
Poor physical health	13.1%
No health insurance	14.9%
Visited doctor (checkup)	76.1%
Visited dentist	56.4%
Cholesterol screening	88.8%
Teeth loss	18.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	144	5.1%

Disability	%
Any disability	24.4%
Under 18	4.5%
18–64 years	27.9%
65 and over	29.7%

Health insurance coverage

Type	%
Private insurance	62.6%
Public insurance	44.5%
No insurance	5.1%
Uninsured under 19	6.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,188	95.5%
Spanish	5	0.2%
Other Indo-European	0	0.0%
Asian & Pacific Islander	5	0.2%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,338	100.0%
Born in same state	3,334	99.9%
Born in different state	3,203	96.0%
Foreign born	4	0.1%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	163	4.9%
German	96	2.9%
Italian	63	1.9%

Ancestry	Count	%
French	37	1.1%
English	14	0.4%

Technology access

Metric	% of households
Computer access	35.2%
Internet access	87.1%

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

Frequently asked questions about ZIP code 70542

What city is ZIP code 70542 in?

ZIP code 70542 is primarily assigned to Gueydan, Louisiana.

What county is ZIP code 70542 in?

ZIP code 70542 falls within Vermilion County, Louisiana.

How educated is the population of ZIP code 70542?

14% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Is ZIP code 70542 mostly owner-occupied?

84% of occupied units in ZIP code 70542 are owner-occupied, well above the national average.

Does ZIP code 70542 have a large retiree population?

43% of households in ZIP code 70542 receive Social Security income, suggesting a significant retiree or disability population.

What is the poverty rate in ZIP code 70542?

17% of residents in ZIP code 70542 live below the poverty line, above the national average.

What timezone is ZIP code 70542 in?

ZIP code 70542 observes the CST timezone.