calendar_today 03 Oct, 2026
directions_bike Cycling
directions_run Running
language Official Website
sell $25.00 – $45.00
Oct 03, 2026
Distance — Beginner (19+) - Beginner Men (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Beginner (19+) - Beginner Women (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — E-Bike (19+) - E-Bike Men (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — E-Bike (19+) - E-Bike Women (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Expert Men (14+) - Expert (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Expert Men (14+) - Expert Junior (14-18)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Expert Women (14+) - Expert (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Expert Women (14+) - Expert Junior (14-18)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Juniors (up to 18) - Juniors Men
Type — Cycling, Running
30 days remaining
$25.00
Oct 03, 2026
Distance — Juniors (up to 18) - Juniors Women
Type — Cycling, Running
30 days remaining
$25.00
Oct 03, 2026
Distance — Singlespeed (19+) - Singlespeed Men (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Singlespeed (19+) - Singlespeed Women (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Sport (19+) - Sport Men (19+)
Type — Cycling, Running
30 days remaining
$45.00
Oct 03, 2026
Distance — Sport (19+) - Sport Women (19+)
Type — Cycling, Running
30 days remaining
$45.00
Dec 06, 2026
Distance — 5K
Type — Cycling, Running
09:30
$40.00
Dec 06, 2026
Distance — 5K
Type — Cycling, Running
09:30
$40.00
These values represent the 3-year monthly averages for October in Lawrence.
Learn more about the host city, Lawrence.
Cambridge is a city in Massachusetts, across the Charles River from Boston. It is renowned as the home of Harvard University and the Massachusetts Institute of Technology (MIT), both widely considered to be among the best universities in the world. The city's population was 118,000 in 2020; the fourth largest in the state.
Read more launchRead what other athletes have to say about their experience at the River Trail Riot.
Be the first to share your experience with the community!
Spotted an error or missing detail about the River Trail Riot? Help us improve.
Explore other exciting events happening in this same region.
location_on Boston, Massachusetts, US
calendar_today Sep 03, 2026
location_on Allston, Massachusetts, US
calendar_today Sep 13, 2026
location_on Allston, Massachusetts, US
calendar_today Sep 08, 2026
Hand-picked events we think you’ll love.
Sep 26, 2026
The 3 Beach Minimum Half Marathon is a spectacular run that starts at expansive Nantasket Beach, then follows the coast…
Read more
Sep 12, 2026
The Lazy Lobster 5 Miler is back for its 6th edition! This scenic coastal run through the charming village of Wareham, …
Read more
Sep 13, 2026
The Cape Cod Canal 10km - In Memory of Daniel Toy will take place on Sunday, September 13, 2026, at 7:30am. Join us for…
Read more
Sep 20, 2026
Muddy Princess is a 5K obstacle mud run for women! Our event is for Princesses of all sizes, ages and fitness levels. W…
Read more
