Postal Codes

70549 ZIP Code

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ZIP code 70549 covers Lake Arthur, Louisiana, with a population of about 3,580 and a median household income of $50,952.

Population
3,58022 per square mile
Median age
38.20.5 points below the US average
Median household income
$50,95215% below the Louisiana median
Poverty rate
23%10.6 points above the US average
Typical home value
$113,654down 17.7% in five years
Median rent
$67035% below the Louisiana median
Degree or higher
12.6%22.4 points below the US average
Homeownership
80%15 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
53

Where 70549 is

Lake Arthur, Louisiana — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population3,580
Median age38.2
Family households69.6%
Born outside the US0.1%
Speaks a language other than English at home4.7%
White (non-Hispanic)93.2%
Black (non-Hispanic)3.8%
Asian (non-Hispanic)0%
Hispanic or Latino1.4%
Veterans9.6%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$50,952
Income per person$27,817
Poverty rate23%
Households on SNAP or cash assistance21.3%

Household income distribution

Under $10k8.4%
$10–15k10.3%
$15–20k3.3%
$20–25k4.2%
$25–30k7.3%
$30–35k7.0%
$35–40k3.6%
$40–45k4.0%
$45–50k1.2%
$50–60k6.7%
$60–75k3.7%
$75–100k16.1%
$100–125k6.0%
$125–150k7.0%
$150–200k7.7%
$200k or more3.5%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,480
Mean adjusted gross income$62,081
Returns declaring $200,000 or more4.1%
Returns, under $25k34.5%
Returns, $25k–$50k23.6%
Returns, $50k–$75k14.9%
Returns, $75k–$100k8.8%
Returns, $100k–$200k14.2%
Returns, $200k or more4.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$106,000
Median gross rent$670
Rent as a share of household income34.2%
Owner-occupied80%
Vacant homes22.4%
Median year built1970

What the homes are

Detached house77%
2 to 4 units3.1%
5 to 19 units1%
Mobile home18.9%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$113,654as of 2026-07
Typical home value, 1 yeardown 7.6%
Typical home value, 5 yearsdown 17.7%
Typical home value, 10 yearsdown 11.2%
Typical home value since 2000
201320192026$148,653$90,890

$90,890 in 2013 to $113,654 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.8%
Bachelor's degree or higher12.6%
High school diploma or higher79.6%
Works from home2.4%
Drives to work alone80.8%
Takes public transport0%
Commutes 45 minutes or more29.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity43.7% 10.3 pts above the national average of 33.4%
Diagnosed diabetes16.2% 4.2 pts above the national average of 12%
Currently smokes22.6% 9.4 pts above the national average of 13.2%
High blood pressure44.6% 10.5 pts above the national average of 34.1%
Fair or poor general health29.2% 8.9 pts above the national average of 20.3%
No health insurance (18–64)9.6% 1.7 pts below the national average of 11.3%
Depression30.4% 8.5 pts above the national average of 21.9%
No leisure-time physical activity36.2% 10.8 pts above the national average of 25.4%
Arthritis33.5% 8.4 pts above the national average of 25.1%
Binge drinking17.1% 1.1 pts above the national average of 16%
Taking blood pressure medication80% 5.3 pts above the national average of 74.7%
Cancer (non-skin)8.9% 1.2 pts above the national average of 7.7%
Current asthma10.8% same as the national average of 10.4%
Coronary heart disease9.3% 3.1 pts above the national average of 6.2%
Routine check-up in past year80.5% 3.8 pts above the national average of 76.7%
Cholesterol screening84.4% 1.5 pts below the national average of 85.9%
Cognitive disability22% 7.2 pts above the national average of 14.8%
Colorectal screening62.3% 2 pts below the national average of 64.3%
COPD12.3% 5.7 pts above the national average of 6.6%
Visited a dentist50.8% 10.5 pts below the national average of 61.3%
Any disability44.9% 14.2 pts above the national average of 30.7%
Lacks emotional support27.5% 2.7 pts above the national average of 24.8%
Food insecurity24.1% 7 pts above the national average of 17.1%
Received food stamps22.4% 8.1 pts above the national average of 14.3%
Hearing disability10.3% 3.6 pts above the national average of 6.7%
High cholesterol42% 5.8 pts above the national average of 36.2%
Housing insecurity16% 2.2 pts above the national average of 13.8%
Independent living disability13% 4.6 pts above the national average of 8.4%
Lacks transport12% 2.8 pts above the national average of 9.2%
Loneliness36.9% 2.5 pts above the national average of 34.4%
Mammography use74.5% 1.4 pts below the national average of 75.9%
Poor mental health (14+ days)21.7% 4.9 pts above the national average of 16.8%
Mobility disability22.2% 8.2 pts above the national average of 14%
Poor physical health (14+ days)19.1% 5.6 pts above the national average of 13.5%
Self-care disability6.3% 2.3 pts above the national average of 4%
Utility shut-off threat12.3% 3.5 pts above the national average of 8.8%
Sleeps under 7 hours38.8% 2.4 pts above the national average of 36.4%
Stroke5% 1.6 pts above the national average of 3.4%
All natural teeth lost28% 15 pts above the national average of 13%
Vision disability7.9% 2.3 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments53
People employed360
Annual payroll$12,987,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 92.2% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 5 census tracts this ZIP code covers
Expected annual loss91.3 out of 100
Community resilience56.3 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Lightning99.4Very High at its worst in this ZIP code
Drought97.8Relatively High at its worst in this ZIP code
Hurricane96.3Very High at its worst in this ZIP code
Wildfire91.9Relatively High at its worst in this ZIP code
Coastal flooding89.9Relatively High at its worst in this ZIP code
Tornado85.8Relatively High at its worst in this ZIP code
Ice storm83.7Relatively Moderate at its worst in this ZIP code
Cold wave76.1Relatively High at its worst in this ZIP code
River flooding73.5Relatively High at its worst in this ZIP code
Strong wind70Relatively High at its worst in this ZIP code
Hail63.1Relatively Moderate at its worst in this ZIP code
Heat wave54.7Relatively Moderate at its worst in this ZIP code
Winter weather45.5Relatively Moderate at its worst in this ZIP code
Landslide42.2Very Low at its worst in this ZIP code
Earthquake23.5Very Low at its worst in this ZIP code
Compared with Louisiana and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPLouisianaUnited States
Median household income$50,952$60,023$78,538
Income per person$27,817$34,211$43,289
Poverty rate23%18.9%12.4%
Median home value$106,000$208,700$303,400
Median gross rent$670$1,038$1,348
Homeownership80%67.3%65%
Bachelor's degree or higher12.6%26.6%35%
Unemployment rate6.8%6.3%5.2%
Works from home2.4%7.2%13.5%
Born outside the US0.1%4.7%13.9%
Median age38.237.838.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationLAKE ARTHUR 7 SW, LA US11.4 km away
Rain in a year60 in
Snow in a year0 in

Average high and low by month

January61.4°F / 43.5°F5.61 in rain
February65.6°F / 46.7°F4.2 in rain
March71.6°F / 53.3°F3.1 in rain
April77.6°F / 59.6°F4.75 in rain
May83.5°F / 68°F4.61 in rain
June89.9°F / 73.4°F6.17 in rain
July91.4°F / 74.9°F4.99 in rain
August92°F / 74.2°F6.08 in rain
September88.8°F / 69.8°F5.85 in rain
October81°F / 60.5°F4.51 in rain
November71.2°F / 50.7°F5.25 in rain
December63.4°F / 44.9°F4.78 in rain, 0.1 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket37% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Jefferson Davis Parish School District61.6% of this ZIP code's land area
Cameron Parish School District38% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability43more vulnerable than 43% of US census tracts
Socioeconomic status39more vulnerable than 39% of US census tracts
Household characteristics56more vulnerable than 56% of US census tracts
Racial and ethnic minority status23more vulnerable than 23% of US census tracts
Housing type and transport48more vulnerable than 48% of US census tracts
Walkability4.5 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

70546 Jennings, LA14.6 km away
70556 Mermentau, LA15 km away
70542 Gueydan, LA16.1 km away
70581 Roanoke, LA18.2 km away
70559 Morse, LA20.3 km away
70591 Welsh, LA20.8 km away
70646 Hayes, LA22.3 km away
70534 Estherwood, LA23.2 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Jefferson Davis Parish61.6% of this ZIP code's land area
Cameron Parish38% of this ZIP code's land area
Calcasieu Parish0.4% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area161.13 sq mi
Water area10.33 sq mi
Population density22 people per sq mi
Latitude, longitude30.0910, -92.6825

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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