52249 is zip code located in Keystone, Iowa. The population is 993, making 52249 the largest zipcode in Keystone and the 8th largest in Benton County.
There are 1 public schools in 52249 with an average Homefacts rating of B+. , and there are 2 registered sex offenders residing in the zip code 52249. Unemployment in 52249 is moderate.