City profile
Key Biscayne, FL
Miami-Dade County · Population 14,791
Key Biscayne is a town in Miami-Dade County, FL with about 14,791 residents and a typical home value near $1,575,000. It is 30 miles from Fort Lauderdale, FL, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Warm & sunny
Winter avg
69°F
Summer avg
84°F
Sunny days / yr
248
Home prices & cost of living
Median home price
$1,575,300
Typical monthly housing
$9,699
Cost of living (100 = U.S.)
224
Taxes
- Property tax
- 0.87%
- State income tax (top)
- None
- Social Security
- Not taxed
- Pensions
- Not taxed
- Sales tax (state + avg. local)
- 7.00%
FEMA natural hazard risk
Very High · county score 100/100
Top hazards: Hurricane, Lightning, Riverine flooding
Nearest major airport
11 mi to Miami International Airport (MIA)
Political lean (2024 county vote)
Leans Republican · 44% Democratic / 55% Republican
Community
Population
14,791
Black population
0.8%
County
Miami-Dade County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸Home insurance is very expensive or hard to get here — get quotes before you buy
- ▸Home prices are softening in 2026 — more room to negotiate
- ▸Climate/cost risks to check: hurricanes, flooding
Highlights
- About 14,791 residents
- Typical home value about $1,575,000
- 30 miles from Fort Lauderdale, FL
Trade-offs
- Smaller community with fewer local amenities
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.