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Rock Falls, IA

Population
143
U.S. Census Population Estimates Program · 2025
Elevation
1,107 ft
Median Home Value
$156,300
U.S. Census American Community Survey 5-Year · 2024
Median Income
$71,042
U.S. Census American Community Survey 5-Year · 2024

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Rock Falls in context.

OverallBest places in IowaPopulation rankingHighest population places in IowaNearest larger communityMason City, Iowa7.1 miles away · 26,853 residents.

About Rock Falls

Rock Falls is a city in Cerro Gordo County, Iowa, United States, along the Shell Rock River. The 2020 census counted 150 residents. Rock Falls is part of the Mason City Micropolitan Statistical Area. A post office named Shell Rock Falls opened in 1855; in 1872 this was changed to Rock Falls. Taken together, these details give a newcomer a usable picture of Rock Falls, where its history, geography, and current gathering places meet. For Rock Falls, the memorable detail is the way older history and current gathering places share one local map.

Top Rating Signals

Highest current ratings for this town.

Lower County Wildfire Hazard Potential ClassA+100.0ratingLower Projected Late-Century County-Area Exposure to Sea-Level RiseA+100.0ratingLow PopulationA+100.0rating

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