ZIP Code 50653
About Marble Rock
Marble Rock is a city in Floyd County, Iowa, United States, along the Shell Rock River. The population was 271 at the time of the 2020 census. Marble Rock has a city park, historical museums, a powerhouse on the river, and a veterans' memorial. The Marble Rock Historical Society has a website with information about the museums.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
448
population
$65,313
median household income
9
people / sq mi
$150,900
median home value
$592
median gross rent
58.2
median age
246
housing units
203
households
51.7
land area (sq mi)