3M Half Marathon
Road Running covering 21.1 km with up to 64 m D+ in Austin (Texas, United States)
3M Half Marathon is an endurance sporting event in Austin, Texas, US focused on Road Running. Key features include City Run, Relay.
The competition program features Half Marathon (21.1 km, +64 m D+). The next edition is officially confirmed for January 17, 2027. Official race regulations, course details, and registration information are provided on the organizer's website (downhilltodowntown.com).

Races & distances (1)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Half Marathon | Road Running | 21.1 km | +64 m | 109 m - 136 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 109 m to 136 m above sea level (+64 m D+, -64 m D-)
Frequently asked questions (FAQ)
When and where does 3M Half Marathon take place?
3M Half Marathon takes place in Austin, Texas, US (start area at coordinates 30.2672° N, 97.7431° W). The next edition is officially confirmed for January 17, 2027.
What races and distances are offered at 3M Half Marathon?
The competition program features Half Marathon (21.1 km, +64 m D+). The competitions belong to Road Running.
What is the course layout and elevation profile for 3M Half Marathon?
The main competition (Half Marathon over 21.1 km) is designed as a loop course featuring +64 m of elevation gain and -64 m of elevation loss, ranging between 109 m and 136 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for 3M Half Marathon?
Official race regulations, course details, and registration information are provided on the organizer's website (downhilltodowntown.com).