The Ultimate Miami Experience!

The new 305 Half Marathon & 5K (March 1, 2020) is all about local vibes, attracting visitors from all over the world and those who are fired up to call Miami their home. Once known as the 13.1 Miami Beach & 5K, this ultimate Miami experience is a cultural gem that will have you running like you live here. Count on a fast and coastal course with a fresh and vibrant Miami soul. It’s how we do it in the 305!

Photo credit: Yi H. Ling

Claim Your 305 Three-peat!

Athletes earned the ‘3’ medal when they crossed the finish line in 2018 and have received the ‘0’ by direct mail for completing the 2019 event. Register now to add the ‘5’ in 2020 to complete your 305 three-peat!

Distribution of the ‘3’ and ‘0’ medals that were purchased during registration will receive both during 2020 packet pickup.*

*Purchases of the ‘3’ and ‘0’ medals were offered for those who missed the 2018 and/or 2019 events. Sales ended Oct. 31, 2019.

Bib Mailing

NEW! We are now offering a bib-mailing option to those within the continental U.S.* Those who wish to receive their bib via mail prior to race day may opt-in to have their 2020 305 Half Marathon & 5K bib hand-delivered to their door!

An opt-in option will be offered during the registration process or, if you’re already registered and have not signed up for this option, you may contact our Athlete Services in order to add this to your race profile.

All orders must have been received by November 30, 2019 in order to be fulfilled.

*View more details and restrictions.

Get in the loop

The 305 Half Marathon is among more than 30 athletic events owned and produced by Life Time, the premier healthy lifestyle brand. We believe every event is an extension of our Healthy Way of Life philosophy and brand, and it’s always our goal to deliver an exceptional event experience for both participants and spectators. For more information please visit Life Time Events


The 305 Half Marathon is at the pinnacle of athletic events thanks in part to our wonderful sponsors.

Interested in becoming a sponsor?
For information on sponsorship opportunities, please contact our sponsorship team.

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Promotional Partners

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