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About Rock Valley, Iowa

Rock Valley is a city in Sioux County, Iowa, United States, along the Rock River. The population was 2,702 at the 2000 census.

News from Rock Valley

Rock Valley Facts

  • Population Total: 2702
  • Square Miles: 1.7
  • Area Code: 712
  • Elevation: 1250
  • Postal Codes: 51247
  • Timezone: North American Central