Garnavillo is located in Clayton County, IA. The population is 854, making Garnavillo the 6th largest city in Clayton County.
There are 2 public schools in Garnavillo with an average Homefacts rating of A-. The total crime rate for Garnavillo is very low , and there are 1 registered sex offenders residing in the city. Unemployment in Garnavillo is moderate and the median home sales price is $0. Detailed and up-to-date Garnavillo property reports are available for any property address.