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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Marble Rock, IA

Marble Rock, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 50653StandardFloyd639

Timezone(s):Central (GMT -06:00)
Counties:FLOYD, IA
Population:307 (More Details)
Male Population:150
Female Population:157
Median Age:48
ZIP Codes:1
Area Codes:1
Total Area:501 square miles (county)
Land Area:501 square miles (county)
Water Area:1 square miles (county)

Marble Rock, IA Demographic Information *

Total population307
Male population150
Female population157
Median age (years)47.5
White Population304
Black Population0
Indian Population0
Asian Population1
Hawaiian Population0
Hispanic Population0
Median age (Male)44.5
Median age (Female)47.9
Total households134
Family households (families)84
Average household size2.29
Average family size2.85
Total housing units150
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 12/1/2022],
  2. Internal Data Creation [Last Updated: 12/1/2022],
  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],