2026 Nov 12 Thu
Registration open Closes Nov 12, 2026
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Heatwave Half Marathon/5K/10K - San Antonio
- Date
- Saturday, July 31, 2027
- Location
- TBD, San Antonio, TX, 78220
Jul 31 Saturday, 2027
Registration open· closes Jul 31, 2027 Register Now Registration links may earn us a small commission at no extra cost to you.
When and where is Heatwave Half Marathon/5K/10K - San Antonio?
Heatwave Half Marathon/5K/10K - San Antonio is on Saturday, July 31, 2027 in San Antonio, Texas. The first event starts at 7:00 AM local time. Distances: kids run, 1 Mile, 5K, 10K and half marathon. Current entry fees run $17 to $56 on RunSignup, before processing fees. Online registration is open and closes Jul 31, 2027.
Events & distances
| Event | Distance | Start | Entry fee | Registration |
|---|---|---|---|---|
| Kids Dash | 50m | Jul 31, 2027, 7:00 AM | $17.00 until Jul 31, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
| 1 Mile | 1 Miles | Jul 31, 2027, 7:00 AM | $22.00 until Jul 31, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
| 5K | 5K | Jul 31, 2027, 7:00 AM | $31.00 until Apr 26, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
| 10K | 10K | Jul 31, 2027, 7:00 AM | $31.00 until Apr 26, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
| Half-Marathon | 13.1 Miles | Jul 31, 2027, 7:00 AM | $56.00 until Feb 1, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
| Virtual Race | Virtual | Jul 31, 2027, 7:00 AM | $42.00 until Jul 31, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
| Volunteer Then Run | — | Jul 31, 2027, 7:00 AM | $17.00 until Jul 31, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
| Running Buddy Half Marathon | Half | Jul 31, 2027, 7:00 AM | $0.00 until Jul 31, 2027 | Opens Oct 1, 2026 · Closes Jul 31, 2027 |
Fees shown are the RunSignup price tier in effect now, before processing fees. Times are local to the race.
About Heatwave Half Marathon/5K/10K - San Antonio
Join us for the Heatwave Half Marathon, 10K, & 5K!
A sun-soaked summer challenge that’s perfect for the whole family.
The fun includes –
- Great Swag – designer shirt & custom medal
- Chip-timing with live results and awards
- Free photos
- FREE ice cream at the finish to help you cool off
- Plenty of hot fun in the summer sun!
Grab your friends and family—you won’t want to miss this one!
Can’t make the race? No problem! We offer a virtual race option where you can run anywhere, at any time, and still earn the fun swag!
Youth-based pricing is available: ages 12 & under are only $17!
Half Marathon/10K/5K registration includes a custom bib, designer shirt, and an awesome finisher medal!
1 Mile registration is untimed and includes a custom bib, designer shirt, and an awesome finisher medal!
Kid’s Dash is a fun, untimed dash for ages 10 and under. Registration includes a mini bib, youth-sized shirt, and a specially crafted medal for our youngest runners! (If your child wants to run the kid’s dash without swag, they’re welcome to run free on race day!)
Register by midnight on Thursday, two Thursdays before race day, to guarantee your shirt!
Description provided by the race organizer via RunSignup.
Race data provided by RunSignup and refreshed every morning(last sync Nov 12, 2026). Registration happens on RunSignup; Lone Star Strides may earn a referral commission at no cost to you. Always confirm dates and details on the official race page.
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