61101 is zip code located in Rockford, Illinois. The population is 22,912, making 61101 the 5th largest zipcode in Rockford and the 7th largest in Winnebago County.
There are 8 public schools in 61101 with an average Homefacts rating of D+. The total crime rate for Rockford is high , and there are 143 registered sex offenders residing in the zip code 61101. Unemployment in 61101 is high.