2025 - Charles River Marathon: Volunteer Registration
2025 distances
Running
USE VOLUNTEER FEATURE ONLY (do not click on sign up below)
Race-day weather
Conditions on May 4, 2025 — historical Open-Meteo data.
The sun rises at 5:34 AM and sets at 7:47 PM local time (EDT) in Allston on May 4, 2025 — 14h 12m of daylight.
Course
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.
Reviews
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Other races near Allston
Different organizers, within 40 miles, in the next three months
The Ryan Shaw Memorial 5k
Reach Green Stadium Challenge - Tree Boston
Reach Green Stadium Challenge - November
The Beantown Winter Classic
🏃 Plan Your Next Race in Allston
Find upcoming events by distance:
- Allston Running Calendar 2026 5 races
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, 5 Allston events
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