Lake Arthur ZIP Codes — Jefferson Davis County, LA

There is one unique ZIP code in Lake Arthur, Louisiana and it is 70549. Area code: 337.

ZIP codes

161.13

sq mi land

10.33

sq mi water

337

area code

Lake Arthur, LA ZIP code map

About Lake Arthur, LA

Lake Arthur is a charming city located in Jefferson Davis County, Louisiana. This vibrant community is known for its close-knit atmosphere and scenic landscapes. With its small-town charm and rich cultural heritage, Lake Arthur offers a unique blend of southern hospitality and regional traditions.

Location & geography

Situated in the southwestern part of Louisiana, Lake Arthur is surrounded by beautiful wetlands and is approximately 18 miles northwest of the larger city of Jennings. The city covers a total area of 171.46 square miles, comprised of 161.13 square miles of land and 10.33 square miles of water, creating a picturesque environment. The landscape is characterized by its natural water bodies, making it an ideal spot for outdoor activities.

Community & economy

Lake Arthur is known for its friendly residents and a tranquil lifestyle that appeals to those seeking a slower pace of life. The local economy is influenced by agriculture and regional industry, with a strong emphasis on community involvement and family-oriented activities. Daily life in Lake Arthur often revolves around local events, outdoor recreation, and the vibrant traditions that reflect the city's rich cultural fabric.

Transportation

Major transportation routes in and around Lake Arthur include U.S. Highway 90, which facilitates access to nearby cities and attractions. The closest commercial airport is the Lafayette Regional Airport, located about 30 miles away. Public transport options are limited, making personal vehicles the primary mode of transportation for residents.

History

Lake Arthur was established in the late 19th century and has since evolved around agriculture and fishing industries. Over the years, the city has witnessed several key events that shaped its growth and community dynamics. It remains a notable place for local culture and traditions steeped in Louisiana's rich history.

Did you know?

One surprising fact about Lake Arthur is that it is often referred to as a hidden gem in Louisiana, due to its serene setting and welcoming community. The city also boasts a rich history of fishing, which continues to play a significant role in its local economy and recreational offerings.

ZIP codes for Lake Arthur, LA (1)

ZIP code	City	County	Map
70549	Lake Arthur	Jefferson Davis	View map

Demographics & statistics

3,208

Population

39.0

Median age

$39,715

Median household income

$27,416

Per capita income

$96,800

Median home value

$707

Median monthly rent

73.9%

Home ownership

19.1%

Poverty rate

9.9%

Unemployment

1,205

Housing units

11.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

100

110

10–14

115

102

15–19

106

172

20–24

179

25–34

186

158

35–44

164

272

45–54

283

122

55–59

126

60–64

183

65–74

191

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	669	20.9%
18 and over	2,539	79.1%
65 and over	510	15.9%
Median age	39.0 years

Race & ethnicity

White 83.7%

Black or African American 5.4%

Hispanic or Latino 5.4%

Two or more races 3.1%

Other race 2.4%

Group	Count	%
White	2,837	83.7%
Black or African American	184	5.4%
Hispanic or Latino	183	5.4%
Two or more races	106	3.1%
Other race	81	2.4%

Household income

Under $10k 7.5%

$10k–$15k 8.9%

$15k–$25k 12.5%

$25k–$35k 13.0%

$35k–$50k 11.3%

$50k–$75k 10.1%

$75k–$100k 14.5%

$100k–$150k 11.4%

$150k–$200k 8.9%

$200k+ 1.9%

Range	% of households
Under $10k	7.5%
$10k–$15k	8.9%
$15k–$25k	12.5%
$25k–$35k	13.0%
$35k–$50k	11.3%
$50k–$75k	10.1%
$75k–$100k	14.5%
$100k–$150k	11.4%
$150k–$200k	8.9%
$200k+	1.9%
Median income	$39,715

Housing

Home values

Under $50k 26.2%

$50k–$100k 24.6%

$100k–$150k 22.9%

$150k–$200k 12.7%

$200k–$300k 9.9%

$300k–$500k 2.6%

$500k–$1M 0.5%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$96,800
Median rent / month	$707
Owner occupied	73.9%
Renter occupied	26.1%
Vacant	22.9%
Single-family detached	68.1%
Large apartment buildings	0.0%
Mobile homes	25.7%
Median rooms	5.1
Avg household size (owned)	2.67

Year built

Era	%
2020 or later	0.0%
2010–2019	7.1%
2000–2009	14.3%
1990–1999	10.5%
1980–1989	10.1%
1970–1979	8.4%
1960–1969	17.1%
1950–1959	18.0%
1940–1949	5.3%
1939 or earlier	9.1%

Bedrooms

Size	% of units
No bedroom (studio)	1.0%
1 bedroom	5.4%
2 bedrooms	28.4%
3 bedrooms	50.7%
4 bedrooms	13.7%
5+ bedrooms	0.9%

Vehicles per household

Vehicles	% of households
No vehicle	7.8%
1 vehicle	37.5%
2 vehicles	31.8%
3 or more	22.9%

Heating fuel

Fuel type	%
Utility gas	34.7%
Electricity	58.6%
Propane / LP gas	5.4%

Households & families

Household type	Count	%
Married-couple family	534	45.9%
Cohabiting couple	41	3.5%
Male householder, no spouse	234	20.1%
Female householder, no spouse	354	30.4%
Households with children under 18	381	32.8%
Households with seniors (65+)	394	33.9%
Average household size	2.76

Marital status

Status	Male	Female
Never married	32.4%	35.6%
Married	49.0%	41.4%
Separated	0.0%	1.5%
Widowed	6.0%	10.2%
Divorced	12.5%	11.3%

Education

Less than 9th grade 8.7%

Some HS, no diploma 14.7%

HS graduate 38.8%

Some college, no degree 22.1%

Associate's degree 4.5%

Bachelor's degree 7.6%

Graduate / professional 3.7%

Metric	%
HS diploma or higher	76.7%
Bachelor's or higher	11.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	59	9.1%
Kindergarten	58	8.9%
Elementary school	291	44.7%
High school	147	22.6%
College / grad school	96	14.7%

Employment

Industry of employment

Retail trade 20.6%

Education & healthcare 19.1%

Agriculture & mining 11.0%

Arts, food & hospitality 10.2%

Manufacturing 9.5%

Public administration 6.3%

Construction 5.7%

Finance & real estate 4.8%

Transportation & utilities 4.7%

Professional & management 4.6%

Other services 3.1%

Wholesale trade 0.3%

Occupation

Category	%
Management, business & arts	18.1%
Service	19.4%
Sales & office	29.0%
Natural resources & construction	18.7%
Production & transportation	14.8%

Employment type

Type	%
Private sector	79.6%
Government	14.7%
Self-employed	5.7%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	86.7%
Carpool	6.2%
Public transit	0.0%
Walk	2.0%
Other means	2.3%
Avg commute (minutes)	31.2

Poverty

All people 19.1%

Under 18 years 30.8%

18 and over 16.1%

Married-couple families 7.9%

Female-led households 36.3%

Income support

Source	% of households
Social Security	34.7%
Retirement income	21.9%
Supplemental Security	7.4%
Cash public assistance	3.1%
Food stamps / SNAP	19.3%

Health indicators

Condition	%
High blood pressure	39.8%
High cholesterol	37.2%
Heart disease	8.7%
Stroke	4.3%
Asthma	9.9%
Arthritis	28.8%
Kidney disease	3.7%
Pulmonary disease	10.2%
Cancer	6.9%

Behavior / access	%
Binge drinking	18.7%
No physical activity	34.8%
Less than 7 hrs sleep	33.4%
Fair or poor health	21.5%
Poor mental health	18.4%
Poor physical health	14.6%
No health insurance	15.3%
Visited doctor (checkup)	77.8%
Visited dentist	51.9%
Cholesterol screening	88.3%
Teeth loss	20.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	106	4.2%

Disability	%
Any disability	20.0%
Under 18	2.7%
18–64 years	18.6%
65 and over	48.6%

Health insurance coverage

Type	%
Private insurance	56.5%
Public insurance	50.7%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,110	96.9%
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)	3,208	100.0%
Born in same state	3,196	99.6%
Born in different state	2,947	91.9%
Foreign born	12	0.4%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	296	9.2%
German	285	8.9%
Italian	182	5.7%

Ancestry	Count	%
Arab	167	5.2%
Polish	4	0.1%

Technology access

Metric	% of households
Computer access	36.3%
Internet access	87.2%

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

Frequently asked questions

What ZIP codes does Lake Arthur, LA have?

Lake Arthur, LA has one ZIP code: 70549. Each ZIP code serves a distinct delivery area within the city and surrounding region.