Hahnville ZIP Codes — Saint Charles County, LA

There is one unique ZIP code in Hahnville, Louisiana and it is 70057. Area code: 985.
1
ZIP codes
44.52
sq mi land
2.86
sq mi water
985
area code
Hahnville, LA ZIP code map

About Hahnville, LA

Hahnville, Louisiana, is a charming city located in the southeastern region of the state. Nestled in Saint Charles County, this small yet vibrant community boasts a rich history and a strong sense of local pride. With a close-knit atmosphere and a variety of local businesses, Hahnville provides residents with a unique blend of rural and suburban living.

Location & geography

Hahnville is geographically situated about 30 miles west of New Orleans and just a short drive from neighboring communities like Destrehan to the north and Luling to the south. The city covers a total area of 44.52 square miles, with 2.86 square miles designated as water. The terrain here features a mix of flat land and waterways, characteristic of Louisiana's landscape.

Community & economy

The community of Hahnville is known for its friendly atmosphere and Southern hospitality, which can be felt in its local events and gatherings. A mix of agricultural and small-scale manufacturing industries supports the local economy, with residents often engaged in farming and related activities. Daily life in Hahnville revolves around family, community events, and enjoying the natural beauty of the surrounding landscape.

Transportation

Hahnville is accessible via major highways, including U.S. Route 90, which facilitates travel to nearby cities and attractions. The nearest major airport is Louis Armstrong New Orleans International Airport, located approximately 20 miles to the east. Public transit options are limited, but local bus services help connect residents to nearby areas.

History

Founded in the early 19th century, Hahnville has deep historical roots that reflect the development of Saint Charles County. The area initially thrived on agriculture and plantation farming, which significantly influenced its cultural landscape. Notable events in the city's history include the establishment of the local government and the development of community services that have shaped Hahnville into the vibrant place it is today.

Did you know?

One surprising fact about Hahnville is that it hosts the Saint Charles Parish Fair, a beloved local event that brings the community together through various activities and entertainment. Additionally, Hahnville is home to the historic Saint Charles Borromeo Church, which showcases the city's rich cultural heritage.

ZIP codes for Hahnville, LA (1)
ZIP code City County Map
70057 Hahnville Saint Charles View map

Demographics & statistics

4,564
Population
43.1
Median age
$58,965
Median household income
$28,718
Per capita income
$214,700
Median home value
$577
Median monthly rent
88.0%
Home ownership
11.5%
Poverty rate
3.5%
Unemployment
1,531
Housing units
14.4%
Bachelor's or higher

Age distribution

Male Female
23
Under 5
19
71
5–9
61
145
10–14
124
301
15–19
257
219
20–24
186
180
25–34
154
397
35–44
337
347
45–54
296
200
55–59
171
213
60–64
181
201
65–74
171
144
75–84
123
23
85+
20
← Male
Female →

Age summary

GroupCount%
Under 1877617.0%
18 and over3,78883.0%
65 and over68214.9%
Median age43.1 years

Race & ethnicity

White 40%
Black or African American 38.8%
Hispanic or Latino 9.5%
Other race 8%
Two or more races 3.6%
American Indian / Alaska Native 0.2%
GroupCount%
White2,01540%
Black or African American1,95538.8%
Hispanic or Latino4779.5%
Other race4028%
Two or more races1823.6%
American Indian / Alaska Native100.2%

Household income

Under $10k 8.1%
$10k–$15k 6.3%
$15k–$25k 5.0%
$25k–$35k 13.7%
$35k–$50k 12.5%
$50k–$75k 11.1%
$75k–$100k 10.8%
$100k–$150k 11.7%
$150k–$200k 6.6%
$200k+ 14.3%
Range% of households
Under $10k8.1%
$10k–$15k6.3%
$15k–$25k5.0%
$25k–$35k13.7%
$35k–$50k12.5%
$50k–$75k11.1%
$75k–$100k10.8%
$100k–$150k11.7%
$150k–$200k6.6%
$200k+14.3%
Median income$58,965

Housing

Home values

Under $50k 9.3%
$50k–$100k 6.9%
$100k–$150k 9.3%
$150k–$200k 21.6%
$200k–$300k 21.4%
$300k–$500k 31.4%

Housing overview

MetricValue
Median home value$214,700
Median rent / month$577
Owner occupied88.0%
Renter occupied12.0%
Vacant17.7%
Single-family detached81.7%
Large apartment buildings2.8%
Mobile homes7.5%
Median rooms6.1
Avg household size (owned)3.08

Year built

Era%
2020 or later0.8%
2010–20193.4%
2000–200924.7%
1990–199918.0%
1980–198916.7%
1970–19798.2%
1960–196916.8%
1950–19593.4%
1940–19492.9%
1939 or earlier5.1%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom3.9%
2 bedrooms11.1%
3 bedrooms73.2%
4 bedrooms10.9%
5+ bedrooms0.8%

Vehicles per household

Vehicles% of households
No vehicle8.5%
1 vehicle25.7%
2 vehicles35.0%
3 or more30.9%

Heating fuel

Fuel type%
Utility gas33.0%
Electricity65.9%
No fuel used1.1%

Households & families

Household typeCount%
Married-couple family75353.8%
Cohabiting couple775.5%
Male householder, no spouse1258.9%
Female householder, no spouse44431.7%
Households with children under 1842530.4%
Households with seniors (65+)44431.7%
Average household size2.97

Marital status

StatusMaleFemale
Never married52.5%29.7%
Married36.7%51.5%
Separated1.7%0.0%
Widowed1.5%6.9%
Divorced7.6%11.9%

Education

Less than 9th grade 7.6%
Some HS, no diploma 9.8%
HS graduate 40.9%
Some college, no degree 20.5%
Associate's degree 6.8%
Bachelor's degree 11.4%
Graduate / professional 3.0%
Metric%
HS diploma or higher82.6%
Bachelor's or higher14.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool545.2%
Kindergarten181.7%
Elementary school31930.6%
High school45043.2%
College / grad school20119.3%

Employment

Industry of employment

Education & healthcare 22.5%
Transportation & utilities 21.7%
Manufacturing 10.6%
Public administration 9.1%
Professional & management 7.8%
Arts, food & hospitality 7.8%
Retail trade 7.6%
Finance & real estate 5.9%
Construction 4.5%
Wholesale trade 1.0%
Agriculture & mining 0.9%
Information 0.8%

Occupation

Category%
Management, business & arts28.3%
Service23.8%
Sales & office11.4%
Natural resources & construction8.3%
Production & transportation28.2%

Employment type

Type%
Private sector76.4%
Government18.9%
Self-employed4.6%
Unpaid family workers0.0%

Commute

Method%
Drive alone78.5%
Carpool17.5%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)27.8

Poverty

All people 11.5%
Under 18 years 16.3%
18 and over 10.4%
Married-couple families 0.0%
Female-led households 23.3%

Income support

Source% of households
Social Security39.8%
Retirement income41.0%
Supplemental Security8.1%
Cash public assistance1.4%
Food stamps / SNAP15.4%

Health indicators

Condition%
High blood pressure41.7%
High cholesterol34.9%
Heart disease6.8%
Stroke4.2%
Asthma10.3%
Arthritis24.6%
Kidney disease3.4%
Pulmonary disease8.1%
Cancer5.1%
Behavior / access%
Binge drinking18.3%
No physical activity35.1%
Less than 7 hrs sleep40.5%
Fair or poor health22.9%
Poor mental health18.6%
Poor physical health13.6%
No health insurance18.0%
Visited doctor (checkup)78.1%
Visited dentist48.5%
Cholesterol screening88.2%
Teeth loss22.7%

Veterans & disability

VeteransCount%
Civilian veterans2496.6%
Disability%
Any disability19.7%
Under 183.6%
18–64 years19.0%
65 and over40.3%

Health insurance coverage

Type%
Private insurance65.2%
Public insurance40.0%
Uninsured under 192.9%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only4,52299.1%
Spanish2395.3%
Other Indo-European2245.0%
Asian & Pacific Islander150.3%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)4,24192.9%
Born in same state4,22592.6%
Born in different state3,62479.4%
Foreign born160.4%
Naturalized citizen3237.1%
Not a US citizen9328.8%

Ancestry

AncestryCount%
Italian2244.9%
Arab1683.7%
French1042.3%
AncestryCount%
German441%
English70.2%

Technology access

Metric% of households
Computer access30.7%
Internet access94.6%

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

Frequently asked questions
What ZIP codes does Hahnville, LA have?
Hahnville, LA has one ZIP code: 70057. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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