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Details for this race  and its 2 related events  are listed below. Some races allow participant registration  for their events. Please check below and where available you may Register for Event  and see Who's Registered! Race Information Race Name: Southernmost Half Marathon and 10k Location: Key West State: Florida, United States Posted: December 17th, 2025 1:07 pm Event Information Name of Event: Half Marathon Distance: 13.10 Measurement: Miles Date: Sunday October 11th, 2026 Start Time: 7:00 am Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   Event Information Name of Event: 10K Distance: 6.20 Measurement: Miles Date: Sunday October 11th, 2026 Start Time: 7:20 am Event Registration Schedule Currently runner registration is not available through the website of RunRace for this event. Click the Race Detail tab above and check with the specific race website for more information.   2004-2026 : All rights reserved Terms and Conditions