ZIP Code 70346, Louisiana

ZCTA5 70346 is a 5-digit ZIP Code area located in Ascension Parish / Assumption Parish, Louisiana. As of official census estimates, it has a reported population of 9,927. The land area covers 64.92 sq mi. ^[1]

Demographics & Population

Demographic Metric	Estimate / Count	Margin of Error	Survey Period / Source
Total Population	9,927	±612	2020-2024 / Census ACS 5-Year 2024
Median Age	35 yrs	±3.5	2020-2024 / Census ACS 5-Year 2024
Total Households	3,680	±387	2020-2024 / Census ACS 5-Year 2024

Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric	Estimate / Value	Margin of Error
Total Housing Units	4,400	±428
Occupied Housing Units	3,680	±387
Vacant Housing Units	720	±198
Median Home Value	$176,900	±$21,584
Median Gross Rent	$856	±$91

Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric	Estimate / Value	Margin of Error
Median Household Income	$35,280	±$14,193
Per Capita Income	$22,826	±$2,899
Poverty Rate	35.3%	±9.2%
Population Below Poverty Level	3,306	±884
Unemployment Rate	11.2%	±7.9%
Civilian Labor Force, Employed	3,727	±617
Broadband Internet Rate	84.3%	±2.3%

Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
PARISH OF ASCENSION GUS Population: 133,534 (2024) ID: 165994	County	Official County Government	Contact: ASSISTANT TREASURER PO BOX 2392, GONZALES LA 70707-2392

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides

Institution	Type	Grades	Location
Assumption High School	Regular School Nearby	09-12	Napoleonville, LA
Belle Rose Middle School	Regular School Nearby	05-08	Belle Rose, LA
Belle Rose Primary School	Regular School Nearby	PK-04	Belle Rose, LA
Bluff Middle School	Regular School Nearby	06-08	Prairieville, LA
Bluff Ridge Primary	Regular School Nearby	PK-05	Prairieville, LA
Bullion Primary School	Regular School Nearby	PK-05	Prairieville, LA
Central Middle School	Regular School Nearby	06-08	Gonzales, LA
Central Primary School	Regular School Nearby	PK-05	Gonzales, LA
Donaldsonville High School	Regular School Nearby	09-12	Donaldsonville, LA
Donaldsonville Primary School	Regular School Nearby	PK-02	Donaldsonville, LA

Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 10 civic institutions across 2 datasets queried CMS • IPEDS • IMLS

Facility Name	Category	Relationship	Address / Location	Contact
River Parishes Community College	College	7.9 mi away	925 West Edenborne Parkway, Gonzales, LA, 70737	2257438500 Website →
STUDY COMMONS AT THE WAG CENTER	Library	1.6 mi away	1221 MAGINNIS STREET, DONALDSONVILLE, LA, 70346	(225) 257-1307
Fortis College-Baton Rouge	College	18.0 mi away	14111 Airline Hwy, Suite 101, Baton Rouge, LA, 70817	2252481015 Website →
ASCENSION PARISH LIBRARY BOOKMOBILE	Library	1.9 mi away	500 MISSISSIPPI STREET, DONALDSONVILLE, LA, 70346	(225) 473-8052
Moore Career College	College Vocational	18.1 mi away	14141 Airline Highway, Building 1, Suite X, Baton Rouge, LA, 70817	225757377073770 Website →
DONALDSONVILLE BRANCH	Library	1.9 mi away	500 MISSISSIPPI STREET, DONALDSONVILLE, LA, 70346	(225) 473-8052
ITI Technical College	College	18.2 mi away	13944 Airline Hwy, Baton Rouge, LA, 70817	2257524233 Website →
BELLE ROSE BRANCH	Library	4.1 mi away	7089 HWY 1, BELLE ROSE, LA, 70341	(985) 473-1936
Paul Mitchell the School-Baton Rouge	College Vocational	21.1 mi away	12158 Coursey Blvd, Baton Rouge, LA, 70816	8334568376 Website →
WHITE CASTLE BRANCH	Library	8.8 mi away	32835 BOWIE STREET, WHITE CASTLE, LA, 70788	(225) 545-8424

Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at DONALDSONVILLE 4 SW, LA US, located 2.4 miles from ZCTA5 70346. Local microclimates, topography, and elevation may cause municipal conditions to differ.

Month	High (°F)	Low (°F)	Mean (°F)	Precip (in)	Snow (in)
January	62.1°	41.7°	51.9°	5.78"	0.0"
February	66.1°	45.2°	55.6°	4.11"	0.0"
March	72.4°	51.0°	61.7°	4.03"	0.0"
April	78.4°	57.1°	67.8°	4.88"	0.0"
May	84.9°	65.1°	75.0°	5.64"	0.0"
June	89.2°	71.6°	80.4°	6.97"	0.0"
July	90.6°	73.5°	82.1°	6.51"	0.0"
August	90.8°	73.1°	81.9°	6.37"	0.0"
September	87.6°	69.1°	78.3°	5.39"	0.0"
October	80.3°	58.6°	69.4°	4.65"	0.0"
November	70.9°	48.6°	59.8°	4.21"	0.0"
December	64.4°	43.7°	54.1°	4.86"	0.1"

Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery

Community Name	Classification	Distance	Population
Donaldsonville city	City	1.7 mi	—
Darrow CDP	CDP	2.3 mi	—
Belle Rose CDP	CDP	4.8 mi	—
Lemannville CDP	CDP	5.4 mi	—
Union CDP	CDP	7.8 mi	—
Paincourtville CDP	CDP	8.4 mi	—

Sources & Data Provenance

1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 70346. • Official Source Dataset →
2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.

Read complete data sources, methodology, and licensing documentation →