Postal Codes

70345 ZIP Code

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ZIP code 70345 covers Cut Off, Louisiana, with a population of about 8,678 and a median household income of $59,474.

Population
8,67867 per square mile
Median age
39.71 points above the US average
Median household income
$59,474about the Louisiana median
Poverty rate
17.6%5.2 points above the US average
Typical home value
$138,101down 25.1% in five years
Median rent
$73229% below the Louisiana median
Degree or higher
15.7%19.3 points below the US average
Homeownership
79.7%14.7 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
160

Where 70345 is

Cut Off, 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

Population8,678
Median age39.7
Family households69.9%
Born outside the US5.4%
Speaks a language other than English at home23.9%
White (non-Hispanic)75.2%
Black (non-Hispanic)1.2%
Asian (non-Hispanic)2.4%
Hispanic or Latino11.7%
Veterans3.8%
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$59,474
Income per person$31,754
Poverty rate17.6%
Households on SNAP or cash assistance14%

Household income distribution

Under $10k11.0%
$10–15k3.7%
$15–20k8.4%
$20–25k4.8%
$25–30k3.4%
$30–35k2.7%
$35–40k1.0%
$40–45k2.9%
$45–50k2.3%
$50–60k10.7%
$60–75k3.5%
$75–100k10.8%
$100–125k17.7%
$125–150k5.1%
$150–200k6.8%
$200k or more5.1%

Income as declared to the IRS

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

Tax returns filed3,400
Mean adjusted gross income$76,486
Returns declaring $200,000 or more3.8%
Returns, under $25k32.6%
Returns, $25k–$50k20.3%
Returns, $50k–$75k14.7%
Returns, $75k–$100k10.9%
Returns, $100k–$200k17.6%
Returns, $200k or more3.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$165,600
Median gross rent$732
Owner-occupied79.7%
Vacant homes6.1%
Median year built1981

What the homes are

Detached house77.2%
Attached house1.3%
2 to 4 units1.7%
5 to 19 units2%
Mobile home16.6%
Boat, RV or van1.1%
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$138,101as of 2026-07
Typical home value, 1 yearup 2.2%
Typical home value, 5 yearsdown 25.1%
Typical home value, 10 yearsdown 15.1%
Typical home value since 2000
201220192026$184,351$128,989

$128,989 in 2012 to $138,101 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.2%
Bachelor's degree or higher15.7%
High school diploma or higher79.9%
Works from home1.4%
Drives to work alone84.4%
Takes public transport0%
Commutes 45 minutes or more29.8%
Health

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

Obesity46.4% 13 pts above the national average of 33.4%
Diagnosed diabetes14.5% 2.5 pts above the national average of 12%
Currently smokes20% 6.8 pts above the national average of 13.2%
High blood pressure42.4% 8.3 pts above the national average of 34.1%
Fair or poor general health24.9% 4.6 pts above the national average of 20.3%
No health insurance (18–64)10% 1.3 pts below the national average of 11.3%
Depression30.9% 9 pts above the national average of 21.9%
No leisure-time physical activity33.3% 7.9 pts above the national average of 25.4%
Arthritis32.5% 7.4 pts above the national average of 25.1%
Binge drinking18.8% 2.8 pts above the national average of 16%
Taking blood pressure medication78% 3.3 pts above the national average of 74.7%
Cancer (non-skin)8.4% 0.7 pts above the national average of 7.7%
Current asthma10.2% same as the national average of 10.4%
Coronary heart disease8.1% 1.9 pts above the national average of 6.2%
Routine check-up in past year79.9% 3.2 pts above the national average of 76.7%
Cholesterol screening85.4% 0.5 pts below the national average of 85.9%
Cognitive disability20% 5.2 pts above the national average of 14.8%
Colorectal screening62.2% 2.1 pts below the national average of 64.3%
COPD10% 3.4 pts above the national average of 6.6%
Visited a dentist53.8% 7.5 pts below the national average of 61.3%
Any disability41.6% 10.9 pts above the national average of 30.7%
Lacks emotional support28.2% 3.4 pts above the national average of 24.8%
Food insecurity20.8% 3.7 pts above the national average of 17.1%
Received food stamps16.4% 2.1 pts above the national average of 14.3%
Hearing disability9.4% 2.7 pts above the national average of 6.7%
High cholesterol40.8% 4.6 pts above the national average of 36.2%
Housing insecurity14.6% 0.8 pts above the national average of 13.8%
Independent living disability11% 2.6 pts above the national average of 8.4%
Lacks transport10.2% 1 pts above the national average of 9.2%
Loneliness34.9% 0.5 pts above the national average of 34.4%
Mammography use74.4% 1.5 pts below the national average of 75.9%
Poor mental health (14+ days)20.6% 3.8 pts above the national average of 16.8%
Mobility disability19.2% 5.2 pts above the national average of 14%
Poor physical health (14+ days)17.2% 3.7 pts above the national average of 13.5%
Self-care disability5.2% 1.2 pts above the national average of 4%
Utility shut-off threat10% 1.2 pts above the national average of 8.8%
Sleeps under 7 hours40.5% 4.1 pts above the national average of 36.4%
Stroke4.2% 0.8 pts above the national average of 3.4%
All natural teeth lost20.9% 7.9 pts above the national average of 13%
Vision disability6.7% 1.1 pts above the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments160
People employed2,168
Annual payroll$133,471,000
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 90.2% of US census tracts
FEMA ratingRelatively High
Expected annual loss88.1 out of 100
Community resilience93.5 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.

Hurricane98.2Very High at its worst in this ZIP code
Heat wave89.4Relatively High at its worst in this ZIP code
Cold wave83Relatively High at its worst in this ZIP code
Drought82.7Relatively Moderate at its worst in this ZIP code
Lightning81.8Relatively High at its worst in this ZIP code
Tornado80.4Relatively High at its worst in this ZIP code
Coastal flooding78.7Very High at its worst in this ZIP code
Landslide58.7Very Low at its worst in this ZIP code
Winter weather52.5Relatively Moderate at its worst in this ZIP code
Wildfire52.3Very Low at its worst in this ZIP code
Hail51.6Relatively Low at its worst in this ZIP code
Strong wind43.5Relatively Moderate at its worst in this ZIP code
Earthquake31.8Very Low at its worst in this ZIP code
River flooding30Relatively Low at its worst in this ZIP code
Ice storm0.4Very 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$59,474$60,023$78,538
Income per person$31,754$34,211$43,289
Poverty rate17.6%18.9%12.4%
Median home value$165,600$208,700$303,400
Median gross rent$732$1,038$1,348
Homeownership79.7%67.3%65%
Bachelor's degree or higher15.7%26.6%35%
Unemployment rate4.2%6.3%5.2%
Works from home1.4%7.2%13.5%
Born outside the US5.4%4.7%13.9%
Median age39.737.838.7
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 stationGALLIANO, LA US7.4 km away
Rain in a year67 in

Average high and low by month

January62.9°F / 44.8°F5.58 in rain
February66.1°F / 48.4°F4.16 in rain
March71.4°F / 54.6°F4.66 in rain
April76.6°F / 60.6°F4.37 in rain
May82.9°F / 68.2°F5.09 in rain
June87.7°F / 74°F6.87 in rain
July89.3°F / 75.6°F9.19 in rain
August89.4°F / 75.6°F7.64 in rain
September86.4°F / 72.3°F6.62 in rain
October79.6°F / 62.8°F4.34 in rain
November71.2°F / 52.2°F3.48 in rain
December64.9°F / 47.4°F4.68 in rain
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 supermarket16% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
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%.

Lafourche Parish School District100% 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 vulnerability56more vulnerable than 56% of US census tracts
Socioeconomic status45more vulnerable than 45% of US census tracts
Household characteristics73more vulnerable than 73% of US census tracts
Racial and ethnic minority status27more vulnerable than 27% of US census tracts
Housing type and transport63more vulnerable than 63% of US census tracts
Walkability4.3 out of 20Least walkable
Nearby ZIP codes

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

70373 Larose, LA6.8 km away
70354 Galliano, LA11 km away
70374 Lockport, LA14.4 km away
70357 Golden Meadow, LA17.3 km away
70377 Montegut, LA20.5 km away
70355 Gheens, LA24.9 km away
70344 Chauvin, LA25.9 km away
70343 Bourg, LA26.2 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.

Lafourche Parish100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area128.77 sq mi
Water area28.08 sq mi
Population density67 people per sq mi
Latitude, longitude29.5232, -90.3393

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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