Southernmost Half Marathon, 10K & 5K
calendar_today October 11, 2026
location_on Key West, Florida Keys
Half Marathon10K5K
3.1 miles
5K Races in Key West, FL
Next up: Southernmost Half Marathon, 10K & 5K on October 11, 2026. Every race below links to registration.
16
Upcoming 5Ks
20
All Key West races
Upcoming 5K Races in Key West
Fantasy Fest 5K Run/Walk
calendar_today October 19, 2026
location_on Key West, Florida Keys
5K1 Mile
Southernmost Turkey Trot 5K
calendar_today November 26, 2026
location_on Key West, Florida Keys
1 Mile5K
Montessori Key West 5K Run/Walk & Kids Fun Run
calendar_today December 6, 2026
location_on Key West, Florida Keys
5K1 Mile0.25 Miles
directions_run
2nd Annual Save Our First Responders 5K
calendar_today January 9, 2027
location_on Key West, Florida Keys
5K
Key West Half Marathon & 5K, 8K, 10K, Rum Stroll & Beer Mile
calendar_today January 16, 2027
location_on Key West, Florida Keys
Half Marathon8K5K10K +4 more
Irish Kevin's Shamrock Shuffle 1K/5K/10K 2027
calendar_today March 13, 2027
location_on Key West, Florida Keys
5K10K
Salute to Service presented by The Marker Resort
calendar_today May 30, 2027
location_on Key West, Florida Keys
5K
Other Race Distances in Key West
Running Stores in Key West
Race-day shoes, packet pickup partners and group runs. Local specialty stores fit you properly before you toe the line.
Key West 5K FAQs
How many 5K races are in Key West, FL? expand_more
Key West has 16 upcoming 5K races on the calendar, running from October 11, 2026 through July 24, 2027. New events are added as organizers open registration.
What is the next 5K in Key West? expand_more
The next 5K in Key West is Southernmost Half Marathon, 10K & 5K on October 11, 2026. Click the race for course details and the registration link.
How do I register for a 5K in Key West? expand_more
Open any race above and click Register. You will go straight to the official registration page, usually on RunSignUp. Entry fees rise as race day approaches, so early registration is cheaper.
When is the best time of year to run a 5K in Key West? expand_more
October through March is prime racing season in Key West, with cooler mornings and lower humidity. Summer races start early, often before 7am, to beat the heat.
Running a 5K in Key West
Key West runners have 16 5K races to pick from this season, part of 20 upcoming races across all distances in the city. Florida courses are flat and fast, so a 5K here is a good place to chase a personal best.
Register early. Most Key West races raise their entry fee two or three times before race day, and popular events sell out. Every card above goes straight to the official registration page.
Browse everything running in Key West, compare 5K races statewide, or submit your race to get listed for free.