Postal Codes

70737 ZIP Code

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ZIP code 70737 covers Gonzales, Louisiana, with a population of about 47,971 and a median household income of $80,758.

Population
47,971888 per square mile
Median age
39.1about the US average
Median household income
$80,7581.3× the Louisiana median
Poverty rate
10.7%1.7 points below the US average
Typical home value
$296,399up 27% in five years
Median rent
$1,5331.5× the Louisiana median
Degree or higher
25.9%9.1 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
1,191

Where 70737 is

Gonzales, 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

Population47,971
Median age39.1
Family households69.9%
Born outside the US6.7%
Speaks a language other than English at home10.7%
White (non-Hispanic)59.5%
Black (non-Hispanic)25.9%
Asian (non-Hispanic)0.7%
Hispanic or Latino10.2%
Veterans5%
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$80,758
Income per person$40,158
Poverty rate10.7%
Households on SNAP or cash assistance11.4%

Household income distribution

Under $10k3.6%
$10–15k3.2%
$15–20k1.7%
$20–25k4.4%
$25–30k2.3%
$30–35k2.6%
$35–40k5.2%
$40–45k3.3%
$45–50k3.9%
$50–60k8.4%
$60–75k7.8%
$75–100k12.4%
$100–125k10.7%
$125–150k9.1%
$150–200k11.4%
$200k or more10.0%

Income as declared to the IRS

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

Tax returns filed21,380
Mean adjusted gross income$78,333
Returns declaring $200,000 or more5.8%
Returns, under $25k28.4%
Returns, $25k–$50k21.7%
Returns, $50k–$75k14.3%
Returns, $75k–$100k10.0%
Returns, $100k–$200k19.8%
Returns, $200k or more5.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$252,600
Median gross rent$1,533
Rent as a share of household income25.8%
Owner-occupied79.7%
Vacant homes7.7%
Median year built2002

What the homes are

Detached house69.5%
Attached house1.7%
2 to 4 units1.7%
5 to 19 units3.8%
20 or more units6.6%
Mobile home16.6%
Boat, RV or van0.2%
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$296,399as of 2026-07
Typical home value, 1 yearup 3.6%
Typical home value, 5 yearsup 27%
Typical home value, 10 yearsup 39.1%
Typical asking rent$1,574as of 2026-07
Typical asking rent, 1 yearup 1.2%
Typical home value since 2000
200920172026$296,399$188,418

$204,900 in 2009 to $296,399 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6%
Bachelor's degree or higher25.9%
High school diploma or higher86.2%
Works from home6.8%
Drives to work alone82.4%
Takes public transport0%
Commutes 45 minutes or more19.9%
Health

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

Obesity36.1% 2.7 pts above the national average of 33.4%
Diagnosed diabetes12.5% 0.5 pts above the national average of 12%
Currently smokes16.1% 2.9 pts above the national average of 13.2%
High blood pressure39.2% 5.1 pts above the national average of 34.1%
Fair or poor general health21.4% 1.1 pts above the national average of 20.3%
No health insurance (18–64)8.9% 2.4 pts below the national average of 11.3%
Depression27.3% 5.4 pts above the national average of 21.9%
No leisure-time physical activity27.3% 1.9 pts above the national average of 25.4%
Arthritis27.6% 2.5 pts above the national average of 25.1%
Binge drinking18.1% 2.1 pts above the national average of 16%
Taking blood pressure medication76.5% 1.8 pts above the national average of 74.7%
Cancer (non-skin)7% 0.7 pts below the national average of 7.7%
Current asthma9.9% 0.5 pts below the national average of 10.4%
Coronary heart disease6.1% same as the national average of 6.2%
Routine check-up in past year81.2% 4.5 pts above the national average of 76.7%
Cholesterol screening86.5% 0.6 pts above the national average of 85.9%
Cognitive disability17.7% 2.9 pts above the national average of 14.8%
Colorectal screening66.9% 2.6 pts above the national average of 64.3%
COPD7% same as the national average of 6.6%
Visited a dentist62.6% 1.3 pts above the national average of 61.3%
Any disability34.6% 3.9 pts above the national average of 30.7%
Lacks emotional support27.8% 3 pts above the national average of 24.8%
Food insecurity19% 1.9 pts above the national average of 17.1%
Received food stamps14.7% same as the national average of 14.3%
Hearing disability6.8% same as the national average of 6.7%
High cholesterol38.5% 2.3 pts above the national average of 36.2%
Housing insecurity15% 1.2 pts above the national average of 13.8%
Independent living disability8.9% 0.5 pts above the national average of 8.4%
Lacks transport9.7% 0.5 pts above the national average of 9.2%
Loneliness35.2% 0.8 pts above the national average of 34.4%
Mammography use80.5% 4.6 pts above the national average of 75.9%
Poor mental health (14+ days)19.3% 2.5 pts above the national average of 16.8%
Mobility disability14.6% 0.6 pts above the national average of 14%
Poor physical health (14+ days)14.1% 0.6 pts above the national average of 13.5%
Self-care disability4.1% same as the national average of 4%
Utility shut-off threat10.5% 1.7 pts above the national average of 8.8%
Sleeps under 7 hours40% 3.6 pts above the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost12.5% 0.5 pts below the national average of 13%
Vision disability5.4% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,191
People employed19,939
Annual payroll$1,239,232,000
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 91.2% of US census tracts
FEMA ratingRelatively Moderate to Very High across the 15 census tracts this ZIP code covers
Expected annual loss93.1 out of 100
Community resilience76.7 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.

Hurricane98.7Very High at its worst in this ZIP code
Tornado93.5Very High at its worst in this ZIP code
Coastal flooding92.9Relatively High at its worst in this ZIP code
Lightning89.3Very High at its worst in this ZIP code
Heat wave84.9Relatively High at its worst in this ZIP code
Cold wave80.3Relatively High at its worst in this ZIP code
Hail76.5Relatively Moderate at its worst in this ZIP code
Ice storm69.8Relatively Moderate at its worst in this ZIP code
Strong wind63.5Relatively Moderate at its worst in this ZIP code
Wildfire57.9Relatively Low at its worst in this ZIP code
River flooding57.5Relatively High at its worst in this ZIP code
Drought46.4Relatively Moderate at its worst in this ZIP code
Earthquake45.8Relatively Low at its worst in this ZIP code
Landslide44.3Very Low at its worst in this ZIP code
Winter weather37.2Relatively 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$80,758$60,023$78,538
Income per person$40,158$34,211$43,289
Poverty rate10.7%18.9%12.4%
Median home value$252,600$208,700$303,400
Median gross rent$1,533$1,038$1,348
Homeownership79.7%67.3%65%
Bachelor's degree or higher25.9%26.6%35%
Unemployment rate6%6.3%5.2%
Works from home6.8%7.2%13.5%
Born outside the US6.7%4.7%13.9%
Median age39.137.838.7
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 stationCARVILLE 2 SW, LA US20.7 km away
Rain in a year63 in

Average high and low by month

January61.7°F / 43.1°F5.47 in rain
February65.6°F / 46.7°F4.39 in rain
March71.9°F / 52.3°F4.42 in rain
April77.8°F / 58.7°F4.77 in rain
May84.3°F / 66.7°F5.6 in rain
June88.5°F / 72.9°F7.14 in rain
July90°F / 75°F6.28 in rain
August90.3°F / 74.7°F5.97 in rain
September87.1°F / 70.9°F4.48 in rain
October79.6°F / 60.7°F4.95 in rain
November70.4°F / 50.3°F4.06 in rain
December64°F / 45°F5.01 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 supermarket60% of this ZIP code's area
No vehicle and far from a supermarket47% 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%.

Ascension 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 vulnerability52more vulnerable than 52% of US census tracts
Socioeconomic status51more vulnerable than 51% of US census tracts
Household characteristics56more vulnerable than 56% of US census tracts
Racial and ethnic minority status51more vulnerable than 51% of US census tracts
Housing type and transport47more vulnerable than 47% of US census tracts
Walkability6.6 out of 20Below average
Nearby ZIP codes

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

70728 Duplessis, LA6 km away
70707 Gonzales, LA6.6 km away
70718 Brittany, LA7 km away
70769 Prairieville, LA7 km away
70774 Saint Amant, LA7.2 km away
70778 Sorrento, LA8.7 km away
70734 Geismar, LA9.2 km away
70738 Burnside, LA12.1 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.

Ascension Parish100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area53.99 sq mi
Water area0.33 sq mi
Population density888 people per sq mi
Latitude, longitude30.2473, -90.9180

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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