Postal Codes

70403 ZIP Code

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ZIP code 70403 covers Hammond, Louisiana, with a population of about 30,835 and a median household income of $50,547.

Population
30,835729 per square mile
Median age
35.23.5 points below the US average
Median household income
$50,54716% below the Louisiana median
Poverty rate
26.9%14.5 points above the US average
Typical home value
$230,531up 3.9% in five years
Median rent
$992about the Louisiana median
Degree or higher
24.1%10.9 points below the US average
Homeownership
71.1%6.1 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
800

Where 70403 is

Hammond, 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

Population30,835
Median age35.2
Family households62.7%
Born outside the US2.8%
Speaks a language other than English at home5.1%
White (non-Hispanic)54.8%
Black (non-Hispanic)36.8%
Asian (non-Hispanic)0.5%
Hispanic or Latino6%
Veterans6.3%
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$50,547
Income per person$27,330
Poverty rate26.9%
Households on SNAP or cash assistance21.6%

Household income distribution

Under $10k7.6%
$10–15k10.7%
$15–20k5.3%
$20–25k6.8%
$25–30k4.4%
$30–35k5.2%
$35–40k4.3%
$40–45k3.3%
$45–50k1.9%
$50–60k7.5%
$60–75k8.3%
$75–100k11.1%
$100–125k6.9%
$125–150k5.1%
$150–200k6.2%
$200k or more5.3%

Income as declared to the IRS

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

Tax returns filed12,200
Mean adjusted gross income$62,780
Returns declaring $200,000 or more3.4%
Returns, under $25k37.4%
Returns, $25k–$50k25.6%
Returns, $50k–$75k13.0%
Returns, $75k–$100k7.9%
Returns, $100k–$200k12.8%
Returns, $200k or more3.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$207,600
Median gross rent$992
Rent as a share of household income41.8%
Owner-occupied71.1%
Vacant homes11.6%
Median year built1992

What the homes are

Detached house71.7%
Attached house1.9%
2 to 4 units7.5%
5 to 19 units3.5%
20 or more units1.7%
Mobile home13.7%
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$230,531as of 2026-07
Typical home value, 1 yearup 0.9%
Typical home value, 5 yearsup 3.9%
Typical home value, 10 yearsup 21%
Typical asking rent$1,331as of 2026-07
Typical asking rent, 1 yearup 5.7%
Typical home value since 2000
200820172026$247,694$161,805

$186,207 in 2008 to $230,531 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.1%
Bachelor's degree or higher24.1%
High school diploma or higher83.8%
Works from home5.3%
Drives to work alone85.5%
Takes public transport0.5%
Commutes 45 minutes or more29.5%
Health

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

Obesity44.3% 10.9 pts above the national average of 33.4%
Diagnosed diabetes16.3% 4.3 pts above the national average of 12%
Currently smokes19.7% 6.5 pts above the national average of 13.2%
High blood pressure42.9% 8.8 pts above the national average of 34.1%
Fair or poor general health27.2% 6.9 pts above the national average of 20.3%
No health insurance (18–64)9.8% 1.5 pts below the national average of 11.3%
Depression26.7% 4.8 pts above the national average of 21.9%
No leisure-time physical activity32.4% 7 pts above the national average of 25.4%
Arthritis31.2% 6.1 pts above the national average of 25.1%
Binge drinking17.6% 1.6 pts above the national average of 16%
Taking blood pressure medication78% 3.3 pts above the national average of 74.7%
Cancer (non-skin)7.2% 0.5 pts below the national average of 7.7%
Current asthma10.9% 0.5 pts above the national average of 10.4%
Coronary heart disease8% 1.8 pts above the national average of 6.2%
Routine check-up in past year81.1% 4.4 pts above the national average of 76.7%
Cholesterol screening84.8% 1.1 pts below the national average of 85.9%
Cognitive disability20.4% 5.6 pts above the national average of 14.8%
Colorectal screening67.7% 3.4 pts above the national average of 64.3%
COPD9.8% 3.2 pts above the national average of 6.6%
Visited a dentist54.3% 7 pts below the national average of 61.3%
Any disability41.1% 10.4 pts above the national average of 30.7%
Lacks emotional support29.3% 4.5 pts above the national average of 24.8%
Food insecurity26.5% 9.4 pts above the national average of 17.1%
Received food stamps24.3% 10 pts above the national average of 14.3%
Hearing disability8.3% 1.6 pts above the national average of 6.7%
High cholesterol37.7% 1.5 pts above the national average of 36.2%
Housing insecurity19.5% 5.7 pts above the national average of 13.8%
Independent living disability11.9% 3.5 pts above the national average of 8.4%
Lacks transport13.6% 4.4 pts above the national average of 9.2%
Loneliness39.1% 4.7 pts above the national average of 34.4%
Mammography use78.4% 2.5 pts above the national average of 75.9%
Poor mental health (14+ days)21.2% 4.4 pts above the national average of 16.8%
Mobility disability19.8% 5.8 pts above the national average of 14%
Poor physical health (14+ days)16.5% 3 pts above the national average of 13.5%
Self-care disability6% 2 pts above the national average of 4%
Utility shut-off threat14.8% 6 pts above the national average of 8.8%
Sleeps under 7 hours39.6% 3.2 pts above the national average of 36.4%
Stroke4.7% 1.3 pts above the national average of 3.4%
All natural teeth lost21.1% 8.1 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 establishments800
People employed15,233
Annual payroll$701,224,000
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 91.4% of US census tracts
FEMA ratingRelatively Moderate to Very High across the 13 census tracts this ZIP code covers
Expected annual loss88.6 out of 100
Community resilience52.2 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.

Hurricane97.9Very High at its worst in this ZIP code
Lightning91Very High at its worst in this ZIP code
Heat wave86.5Relatively High at its worst in this ZIP code
River flooding83.9Very High at its worst in this ZIP code
Tornado82.9Very High at its worst in this ZIP code
Wildfire79.3Relatively Moderate at its worst in this ZIP code
Hail78.9Relatively Moderate at its worst in this ZIP code
Cold wave78.3Relatively High at its worst in this ZIP code
Coastal flooding76.6Relatively Low at its worst in this ZIP code
Ice storm75.9Relatively Moderate at its worst in this ZIP code
Strong wind75.3Relatively High at its worst in this ZIP code
Landslide46.1Very Low at its worst in this ZIP code
Earthquake38.1Relatively Low at its worst in this ZIP code
Winter weather32.2Relatively 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$50,547$60,023$78,538
Income per person$27,330$34,211$43,289
Poverty rate26.9%18.9%12.4%
Median home value$207,600$208,700$303,400
Median gross rent$992$1,038$1,348
Homeownership71.1%67.3%65%
Bachelor's degree or higher24.1%26.6%35%
Unemployment rate6.1%6.3%5.2%
Works from home5.3%7.2%13.5%
Born outside the US2.8%4.7%13.9%
Median age35.237.838.7
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 stationHAMMOND 5 E, LA US9 km away
Rain in a year64 in

Average high and low by month

January61.5°F / 38.3°F5.75 in rain
February65.2°F / 41.9°F4.59 in rain
March71.5°F / 48.6°F5.25 in rain
April77.6°F / 54.7°F5.56 in rain
May84.5°F / 62.5°F5.41 in rain
June89.8°F / 69.1°F6.65 in rain
July91.5°F / 71.5°F6.79 in rain
August91.8°F / 71°F5.61 in rain
September88°F / 67.1°F4.38 in rain
October80.6°F / 55.6°F4.1 in rain
November70.4°F / 45.5°F4.2 in rain
December63.7°F / 40.5°F5.88 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 supermarket39% of this ZIP code's area
Far from a supermarket61% of this ZIP code's area
No vehicle and far from a supermarket91% 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.

Tangipahoa Parish School District86.1% of this ZIP code's land area
Livingston Parish School District13.9% 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 vulnerability65more vulnerable than 65% of US census tracts
Socioeconomic status63more vulnerable than 63% of US census tracts
Household characteristics66more vulnerable than 66% of US census tracts
Racial and ethnic minority status50more vulnerable than 50% of US census tracts
Housing type and transport58more vulnerable than 58% of US census tracts
Walkability6.2 out of 20Below average
Nearby ZIP codes

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

70404 Hammond, LA1.6 km away
70402 Hammond, LA2.7 km away
70401 Hammond, LA3.6 km away
70454 Ponchatoula, LA6.2 km away
70451 Natalbany, LA6.9 km away
70466 Tickfaw, LA8.5 km away
70711 Albany, LA12.4 km away
70455 Robert, LA13 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.

Tangipahoa Parish86.1% of this ZIP code's land area
Livingston Parish13.9% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area42.32 sq mi
Water area0.22 sq mi
Population density729 people per sq mi
Latitude, longitude30.4911, -90.4697

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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