Running Races in Key Biscayne, Florida
34 upcoming races in Key Biscayne, updated nightly. For radius search from your exact zip, use the Race Finder.
Racing in Key Biscayne: what the calendar looks like
There are 34 upcoming races on the Key Biscayne calendar over the next 12 months, with race dates in 9 of the next 12 months. Among complete calendar months, December 2026 has the most listed races, with 6. By race count, Key Biscayne ranks 9th among Florida cities.
Of those, 33 offer a 5K, 31 offer a 10K and 29 offer a Half Marathon. The next half marathon is Halloween Trick or Trot Run 5K/10K/13.1 MIAMI on October 31. Where fees are published, the median entry in Key Biscayne is $30, close to the Florida median of $30.
Close enough for a race-day drive: Miami (36 races, 10 miles), Hollywood (20 races, 24 miles), Davie (7 races, 28 miles).
Races by month
- Oct 20263 races
- Nov 20265 races
- Dec 20266 races
- Jan 20274 races
- Feb 20275 races
- Mar 20274 races
- Apr 20274 races
- May 20272 races
- Jun 20271 race
October 2026
- Sat 10/24Run For RecoveryKey Biscayne, FL · 10K · 5K · from $15 · register ↗
- Sat 10/31Halloween Trick or Trot Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 10/31PB&J Fuel Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
November 2026
- Sat 11/1449th Annual Key Biscayne Lighthouse RunKey Biscayne, FL · 5K · 10K · from $40 · register ↗
- Sat 11/14Run for Mental Health 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 11/14Veterans Day Freedom Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 11/28Coffee Lovers Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 11/28Thanksgiving Gobble Trot Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
December 2026
- Sat 12/12Run for Breast Cancer 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 12/12Sunrise Marathon 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 12/19Jingle Bell Jog Key BiscayneKey Biscayne, FL · 5K · from $15 · register ↗
- Sat 12/19Miami Backyard UltraKey Biscayne, FL · Timed · from $249 · register ↗
- Sat 12/26A Merry Christmas Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 12/26New Year's Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
January 2027
- Sat 1/16Sunrise Marathon 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 1/16MLK Jr. Freedom Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 1/30Coffee Lover Run MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 1/30Run for Donut MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
February 2027
- Sat 2/62027 SunSmart 5KKey Biscayne, FL · 5K · from $25 · register ↗
- Sat 2/13Run for Chocolate 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 2/13Valentine's Day Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 2/27Run For Mental Health MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 2/27Run Together Against Breast Cancer MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
March 2027
- Sat 3/20Sunrise Marathon 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 3/20St. Paddy's Day Lucky Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 3/27Always Hope Easter Run MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 3/27SuperHeroes Run MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
April 2027
- Sat 4/10Run for PB&J 5k/10k/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 4/10Sloth Run 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 4/24Coffee Lover Run MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 4/24Run for Donut MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
May 2027
- Sat 5/8Run for Chocolate 5k/10k/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
- Sat 5/29SuperHeroes Run MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
June 2027
- Sat 6/19Run Juneteenth Day 5K/10K/13.1 MIAMIKey Biscayne, FL · 5K · 10K · Half Marathon · 1 Mile · from $30 · register ↗
Where to stay in Key Biscayne
Race-weekend hotel search, dates prefilled for check-in the night before.
- Oct 31Halloween Trick or Trot Run 5K/10K/13.1 MIAMIFind hotels for this race weekend
- Oct 31PB&J Fuel Run 5K/10K/13.1 MIAMIFind hotels for this race weekend
- Nov 14Run for Mental Health 5K/10K/13.1 MIAMIFind hotels for this race weekend
Hotel links are affiliate links. Booking through them costs you nothing extra and helps keep RunRace USA free.
Planning a race
- Getting inlotteries, qualifiers, and how entry works for the races that sell out
- Lottery watchwhich race lotteries and registration windows are open right now
- Choosing a first marathona practical guide to picking a debut race