Dahlgren Trailblazer
About this race
Join us for the Dahlgren Trail's annual bike event - the Trailblazer! This friendly, community bike ride begins at the trailhead located at 10431 Bloomsbury Road. Google maps doesn't always show the correct location of the trailhead. 10431 Bloomsbury Road can be located using GPS coordinates: 38.26753N 77.29842W
The ride turns around 4 miles later at 9274 Comorn Road and returns to the starting area, for a total of 8 miles. Anyone not wishing to ride this distance can turn around and return to the starting area at any time.
To better serve our community's bike riders, the Friends of the Dahlgren Railroad Heritage Trail, a 501c3 non-profit organization, is conducting this event as a fundraiser for the purchase and installation of public bike maintenance stands along the trail. Please consider a donation of $10-$20 along with your event registration. You can also support this effort by ordering a limited edition event shirt through our online store.
Pick your distance
Cycling
Trailblazer Community Bike Ride
Typical race-day weather
Based on 7 years of Open-Meteo archive data for this event's race dates in King George, plus the 3 days either side.
The sun rises at 5:51 AM and sets at 8:19 PM local time (EDT) in King George on May 23, 2026 — 14h 28m 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.
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Other races near King George
Different organizers, within 40 miles, in the next three months
Ainsley's Angels 11th Annual Spirit Of Inclusion 5K
Veterans Day 5K and 1mile run
Run For Valor 10K + 5K Trail Run, 10K Ruck, Virtual 10K + 5K & 1 Mile Run/Walk
Plaid to the Bone 10K
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, 15 King George events
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