Rockville, Iowa

Rockville is a former city in Delaware County, Iowa, United States. Bordering Dubuque County within the North Fork Township, it was approximately 3 miles northwest of Worthington and 1.5 miles west of today's Iowa Highway 136.
  • Elevation: 925 ft (282 m)
  • Country: United States
  • State: Iowa
  • Counties: Delaware
  • ZIP code: 52078
  • Area code: 563
  • FIPS code: 19-68220
Data from: en.wikipedia.org