Bennett County ZIP Codes

List of ZIP Codes in Bennett County

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


S.N. Zip Code Latitude Longitude City Population Density
1 57551 43.18087 -101.70012 Martin 2,026 1.0
2 57574 43.10954 -101.36238 Tuthill 106 0.2
3 57714 43.32689 -101.91843 Allen 1,166 2.8


About Bennett County ZIP Codes

Bennett County in South Dakota (SD) is served by approximately 3 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 3,298 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 Bennett County are located in cities such as Martin, Allen, Tuthill. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Bennett County, South Dakota follow the America/Denver time zone.