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Key Colony Beach

Key Colony Beach is in Monroe County. According to the U.S. Census Bureau, it has about 800 residents, a median age of 60 and a median household income of $85,000. The figures below compare it on the same terms as every city on this site, each with its source, so you can check them yourself.

Key facts

Population and income from the U.S. Census · housing from public listing data

PopulationU.S. Census800
Median AgeU.S. Census60
Median Household IncomeU.S. Census$85,000
Median Home PricePublic listing data$900,000
Average Rent (2BR)Public listing data$2,800 / month
Cost of LivingBEA regional price parities24% above U.S. average
Summer Avg TempNOAA climate normals89°F
Winter Avg TempNOAA climate normals72°F
Commute to Nearest City CenterEstimated drive time10 minutes
Commute to Nearest BeachEstimated drive timeWalk to water
CountyMonroe County
Flood riskFEMA flood mapsCheck FEMA map ↗

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Neighborhoods in Key Colony Beach

2 areas people ask about in Key Colony Beach

Oceanfront

Schools & jobs in Key Colony Beach

School zoning is set by address, not by city. Sources: Florida Department of Education and NCES for schools; U.S. Bureau of Labor Statistics and Bureau of Economic Analysis for wages and cost of living.

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Questions people ask about Key Colony Beach

The comparisons buyers most often raise, with the figures behind them.

Key Colony Beach vs Summerland Key

On price, Summerland Key is the cheaper entry at a $720,000 median, against $900,000 in Key Colony Beach. Scale differs too: 1,000 people in Summerland Key, 800 in Key Colony Beach. Two-bedroom rents sit near $2,400 in Summerland Key and $2,800 in Key Colony Beach.

Read more about Summerland Key →

Key Colony Beach vs Islamorada

Scale differs too: 6,000 people in Islamorada, 800 in Key Colony Beach. Islamorada skews younger, a median age of 53 against 60. Key Colony Beach reports a median household income of $85,000 against $80,000 in Islamorada.

Read more about Islamorada →

Key Colony Beach vs Plantation Key

Scale differs too: 6,000 people in Plantation Key, 800 in Key Colony Beach. Plantation Key skews younger, a median age of 52 against 60. Key Colony Beach reports a median household income of $85,000 against $78,000 in Plantation Key.

Read more about Plantation Key →

Key Colony Beach vs Layton

Scale differs too: 800 people in Key Colony Beach, 200 in Layton. Key Colony Beach reports a median household income of $85,000 against $75,000 in Layton. On price, Layton is the cheaper entry at a $800,000 median, against $900,000 in Key Colony Beach.

Read more about Layton →

Where these numbers come from

Checked against the published source, not estimated

  • Population, age and household income, U.S. Census Bureau, American Community Survey
  • Home prices and rent, public listing data, refreshed periodically. Figures move with the market; confirm current numbers before you act on them.
  • School grades, Florida Department of Education, 2025-26 school grades. School list and enrollment from the National Center for Education Statistics. Zoning is set by address, not by city.
  • Unemployment, U.S. Bureau of Labor Statistics, metropolitan area annual rates
  • Cost of living, Bureau of Economic Analysis regional price parities, 2024. 100 is the U.S. average.
  • Flood risk, FEMA Flood Map Service Center. Always check the specific address.
  • Temperatures and drive times, NOAA climate normals and typical driving estimates