52001 is zip code located in Dubuque, Iowa. The population is 43,560, making 52001 the largest zipcode in Dubuque and the largest in Dubuque County.
There are 11 public schools in 52001 with an average Homefacts rating of C+. The total crime rate for Dubuque is low , and there are 125 registered sex offenders residing in the zip code 52001. Unemployment in 52001 is moderate.