Lockport is located in Will County, IL. The population is 24,991, making Lockport the 4th largest city in Will County.
There are 8 public schools in Lockport with an average Homefacts rating of B+. The total crime rate for Lockport is very low, and there are 29 registered sex offenders residing in the city. Unemployment in Lockport is very high and the median home sales price is $209,000.