51531 is zip code located in Elk Horn, Iowa. The population is 828, making 51531 the largest zipcode in Elk Horn and the 3rd largest in Shelby County.
There are 1 public schools in 51531 with an average Homefacts rating of C. , and there are 1 registered sex offenders residing in the zip code 51531. Unemployment in 51531 is low.