Caldwell County ZIP Codes

List of ZIP Codes in Caldwell County

The following table lists ZIP Codes associated with Caldwell 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 71415 32.0253 -92.14241 Clarks 310 280.8
2 71418 32.13405 -92.04589 Columbia 5,351 5.8
3 71435 32.02456 -92.1539 Grayson 3,533 6.5
4 71441 31.94706 -92.13805 Kelly 812 6.1


About Caldwell County ZIP Codes

Caldwell County in Louisiana (LA) is served by approximately 4 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 10,006 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 Caldwell County are located in cities such as Columbia, Grayson, Kelly, Clarks. These cities and towns help define the economic and demographic character of the county.

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