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Key Colony Beach, FL

View of Key Colony Beach, FL
Image credit: Florida Keys--Public Libraries from Key West, Fla., USA / CC BY 2.0
Population
741
U.S. Census Population Estimates Program · 2025
Elevation
3 ft
Median Home Value
$919,800
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$1,929/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$94,231
U.S. Census American Community Survey 5-Year · 2024
General Quality
Overall rating out of 100

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OverallBest places in FloridaPopulation rankingHighest population places in FloridaNearest larger communityKey West, Florida49 miles away · 24,999 residents.

About Key Colony Beach

Located just off Marathon in the Middle Keys, Key Colony Beach is a peaceful island community known for its quiet canals, golf cart-friendly streets, and relaxed waterfront lifestyle. Connected to U.S. 1 by the Sadowski Causeway, it offers a quiet neighborhood setting while keeping grocery stores, restaurants, and Marathon’s local schools just minutes away. Boating and fishing are woven into everyday living here, with many homes featuring direct dock access to the Atlantic. In the evenings, residents often walk or bike over to Sunset Park to watch the sunset together, making it a welcoming choice for anyone seeking a friendly, easygoing coastal town.

Top Rating Signals

Highest current ratings for this town.

Lower FEMA County Drought Risk IndexA+100.0ratingLow PopulationA+100.0ratingLow State Income TaxA+100.0rating

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