61603 is zip code located in Peoria, Illinois. The population is 16,790, making 61603 the 4th largest zipcode in Peoria and the 5th largest in Peoria County.
There are 4 public schools in 61603 with an average Homefacts rating of D. The total crime rate for Peoria is very high , and there are 1 registered sex offenders residing in the zip code 61603. Unemployment in 61603 is high.