83631 is zip code located in Idaho City, Idaho. The population is 1,278, making 83631 the largest zipcode in Idaho City and the 3rd largest in Boise County.
There are 2 public schools in 83631 with an average Homefacts rating of B-. , and there are 8 registered sex offenders residing in the zip code 83631. Unemployment in 83631 is moderate.