Delavan Lake is located in Walworth County, WI. The population is 2,717, making Delavan Lake the 9th largest city in Walworth County.
There are 0 public schools in Delavan Lake with an average Homefacts rating of NA. The total crime rate for Delavan Lake is low, and there are 0 registered sex offenders residing in the city. Unemployment in Delavan Lake is low and the median home sales price is $0.