The Best Races - San Antonio

JUN
20
2026
A relaxed community run at Olmos Basin Park Trail in San Antonio on June 20, 2026 offering 5K, 10K, half marathon, a family mile and a virtual option. Timing is optional and participants receive mailed shirts and finisher medals.
Sat 20 Jun 2026
13 miles 10 kilometers 5 kilometers

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Sloth Run 5K/10K/13.1 SAN ANTONIO

The event takes place on June 20, 2026 at Olmos Basin Park Trail in San Antonio, TX 78212. It offers multiple distance options and a virtual run alternative that can be completed any time and place.

Distances

  • 5K
  • 10K
  • Half Marathon 13.1
  • Virtual Run
  • Family 1 Mile Fun Run

The organizer runs the event as a smaller, capped group run with waves filled on a first come, first served basis. Waves may sell out and a virtual option is available. Timing is optional; there are no timing chips. Participants may track time with mobile apps and submit results for online posting, or ask coordinators for timing assistance.

Registered participants receive a swag bag that includes a running t shirt shipped within the United States, a finisher towel or giveaway, a finisher medal, a digital training pack, online results and a certificate of completion, and an invitation to join local running clubs. Race bibs are provided on race day. Shirts are mailed the week of the race and late registrants may receive shirts after the event.

Registration fees vary by distance and are listed by the organizer. Visit the organization's website for the most recent information.

13 mi
Half-Marathon 13.1 Registration
10 km
10k Registration
5 km
5k Registration
Family 1 Mile Fun Run
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