Dover Sherborn Boosters Triathlon
About this race
The 19th Dover Sherborn Boosters Triathlon is back for 2026! The organizers of this race are honored to be your beloved September sprint distance triathlon and looking forward to seeing everyone on Sunday, September 13th, 2026 @ 8am.
2026 Course Map: For a detailed course map click here
2026 Run Route: Map My Run Run Route here
2026 Bike Route: Map My Run Bike Route here
2026 Athletes Guide: Click here
Want to volunteer? Student and adult volunteer sign ups below!
• Student volunteer sign up here
• Adult volunteer sign up here
The Dover Sherborn Boosters Triathlon offers:
- Swim: .25 mile swim at Farm Pond, an immaculate and crystal clear kettle pond.
- Bike: 14.3 mile bike through the hills and backcountry, sought after by cyclists from all over the state.
- Run: 3.4 mile run through the challenging yet welcoming backroads of Sherborn and Dover.
For those new to the race and for our valued alumni please see below on what makes this Triathlon so special:
- The cleanest fresh water, rolling swim start within 20 miles of downtown Boston
- A well designed, double transition style course that winds through the scenic roads and farms of Dover and Sherborn and finishes Olympic stadium style at Dover-Sherborn High School
- The best post race Breakfast Brunch Buffet this side of the Rocky Mountains - sponsored by a huge outpouring of support from local merchants
- A community organized, volunteer driven event developed to benefit the Dover-Sherborn Boosters - a non-profit focused on providing quality athletic experiences for our children while promoting health and exercise
Pick your distance
Triathlon
INDIVIDUAL
The Dover Sherborn Boosters Triathlon offers: Swim: .25 mile swim at Farm Pond. An immaculate and crystal clear kettle pond Bike: 14.3 mile bike through the hills and backcountry. Sought after by cyclists from all over the sate Run: 3.4 mile run through the challenging yet welcoming backroads of Sherborn and Dover The RACE SCHEDULE is as follows: SATURDAY 3:00-5:00 PM Registration / Race Packet Pick Up DS High School (DSHS), 9 Junction Street, Dover, MA SUNDAY 5:45 AM: T1/Bike drop opens: Farm Pond, (enter latitude/longitude 42.2316, -71.3513 into Google Maps) T2/Parking opens at DSHS Registration / Race Packet pickup opens at DSHS Body marking & timing chip pick up at Farm Pond Shuttle busses begin running from DSHS to Farm Pond 6:45 AM: Registration/Race Packet pickup closes at DSHS; All athletes to Farm Pond! 7:00 AM: Bike Drop Off at Farm Pond ends 7:15 AM: Last athlete shuttle leaves from DSHS to Farm Pond; spectators welcome 7:45 AM: Body marking & timing chip pick up closes at Farm Pond 7:50 AM: Mandatory pre-race meeting & announcements on Farm Pond beach 7:55 AM: Final call for first wave!
RELAY TEAMS
The Dover Sherborn Boosters Triathlon offers: Swim: .25 mile swim at Farm Pond. An immaculate and crystal clear kettle pond Bike: 14.3 mile bike through the hills and backcountry. Sought after by cyclists from all over the sate Run: 3.4 mile run through the challenging yet welcoming backroads of Sherborn and Dover The RACE SCHEDULE is as follows: SATURDAY 3:00-5:00 PM Registration / Race Packet Pick Up DS High School (DSHS), 9 Junction Street, Dover, MA SUNDAY 5:45 AM: T1/Bike drop opens: Farm Pond (enter latitude/longitude 42.2316, -71.3513 into Google Maps) T2/Parking opens at DSHS Registration / Race Packet pickup opens at DSHS Body marking & timing chip pick up at Farm Pond Shuttle busses begin running from DSHS to Farm Pond 6:45 AM: Registration/Race Packet pickup closes at DSHS; All athletes to Farm Pond! 7:00 AM: Bike Drop Off at Farm Pond ends 7:15 AM: Last athlete shuttle leaves from DSHS to Farm Pond; spectators welcome 7:45 AM: Body marking & timing chip pick up closes at Farm Pond 7:50 AM: Mandatory pre-race meeting & announcements on Farm Pond beach 7:55 AM: Final call for first wave!
Course
Route map and elevation profile
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 1 Dover-Sherborn event
Spotted something wrong? Tell us and we'll fix it.