Maryland · 12 Mile · 2-Person Relay
Altra Charles Street 12
Altra Charles Street 12 is a 12 Mile and 2-Person Relay event held in Towson, Maryland. It was last held on September 5, 2026 and is usually run in September; the next date hasn't been announced yet. About 3,000 runners take part across all distances.
- Usually held
- September
- Location
- Towson, MD
- Field size
- ~3,000 runners
Race details
- Last held
- September 5, 2026
- Usually held in
- September
- Location
- Towson, Maryland
- Distances
- 12 Mile, 2-Person Relay
- Field size
- About 3,000 runners
- Course
- Net downhill with rolling hills, ~350 ft gain
- Registration
- runsignup.com
- Official website
- charlesst12.com
About the Altra Charles Street 12
A point-to-point 12-mile race down Baltimore's historic Charles Street from Towson through downtown Baltimore, also offered as a two-person relay. Its predominantly downhill profile makes it a local favorite for personal bests.
Rankings and notes
- Rankings and awards
- Maryland's signature 12-mile distance race; net-downhill course popular for fast times; Charm City Run signature event
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Altra Charles Street 12: common questions
- When is the Altra Charles Street 12?
- The next date hasn't been announced in the listing yet. The race is usually held in September. Check the organiser's website for the official date.
- Where is the Altra Charles Street 12 held?
- In Towson, Maryland.
- What distances does the Altra Charles Street 12 offer?
- 12 Mile and 2-Person Relay.
- How many people run the Altra Charles Street 12?
- About 3,000 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Altra Charles Street 12?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.