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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Rock Valley, IA

Rock Valley, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 51247StandardSioux4,870712

Timezone(s):Central (GMT -06:00)
Counties:SIOUX, IA
Population:3,354 (More Details)
Male Population:1,656
Female Population:1,698
Median Age:36
ZIP Codes:1
Area Codes:1
Total Area:769 square miles (county)
Land Area:768 square miles (county)
Water Area:1 square miles (county)

Rock Valley, IA Demographic Information *

Total population3,354
Male population1,656
Female population1,698
Median age (years)35.8
White Population3,093
Black Population9
Indian Population1
Asian Population13
Hawaiian Population1
Hispanic Population409
Median age (Male)32.9
Median age (Female)38.6
Total households1,283
Family households (families)870
Average household size2.54
Average family size3.16
Total housing units1,356
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],