Delmar is located in Clinton County, IA. The population is 453, making Delmar the 7th largest city in Clinton County.
There are 1 public schools in Delmar with an average Homefacts rating of A+. The total crime rate for Delmar is low , and there are 1 registered sex offenders residing in the city. Unemployment in Delmar is moderate and the median home sales price is $0. Detailed and up-to-date Delmar property reports are available for any property address.
Cities near Delmar include Bloomfield Township, Maquoketa and Maquoketa Township.