Endurance Grid lists 34 races in Key Biscayne, Florida, from October 2026 to June 2027.
The Key Biscayne race calendar is busiest in December, February, and November. It covers a range of endurance sports — you'll find races in Running and Ultramarathon — so there's usually a race near you. Distances span a wide range across those sports; you'll see 5K, 10K, Half Marathon, and 1 Mile.
Weather on race day varies by time of year, so it lives where it’s accurate — each race page shows that race’s typical high, low, and rain chance from NOAA climate normals for its venue and date.
Population
14,560
as of 2023
City Elevation
7 ft
Nearest Airport
MIA
Miami International Airport
Time Zone
Eastern Time
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Explore and filter upcoming endurance races in Key Biscayne, Florida on the map below — by sport, distance, price, or month.