Ascension County ZIP Codes

List of ZIP Codes in Ascension County

The following table lists ZIP Codes associated with Ascension County, Louisiana, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 70346 30.10774 -91.02061 Donaldsonville 9,831 58.5
2 70725 30.13652 -90.97255 Darrow 995 44.6
3 70734 30.20812 -91.00095 Geismar 9,880 137.5
4 70737 30.22587 -90.92271 Gonzales 47,971 343.0
5 70769 30.30802 -90.93967 Prairieville 48,074 387.8
6 70774 30.22741 -90.78815 Saint Amant 10,093 74.2
7 70778 30.16085 -90.81777 Sorrento 2,879 24.2


About Ascension County ZIP Codes

Ascension County in Louisiana (LA) is served by approximately 7 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 129,723 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Ascension County are located in cities such as Prairieville, Gonzales, Saint Amant, Geismar, Donaldsonville. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Ascension County, Louisiana follow the America/Chicago time zone.