Clay County South Dakota Zip Codes

Below are a list of the cities located in Clay County, SD. There are 4 total unique zip codes in Clay County, South Dakota. The time zone for Clay County is the Central Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 46027.

The population in Clay County, SD is currently 15,150. That is an increase of 15.38% vs the population of 13,864 in 2010.