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Upcoming Half Marathon Races Near Cobb Island, MD

Historic Half Training (sponsored by FARC)

Fredericksburg, VA

Saturday, January 3rd, 2026

Featured

5K

10K

Half

View details for race Historic Half Training (sponsored by FARC)

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Dahlgren Trail Half Marathon

King George, VA

Saturday, January 31st, 2026

Half

Trail

View details for race Dahlgren Trail Half Marathon

Rosaryville Half Marathon, 10K, 5K Trail Run

Upper Marlboro, MD

Saturday, March 28th, 2026

5K

10K

Half

Trail

View details for race Rosaryville Half Marathon, 10K, 5K Trail Run

PNC Alexandria Half

Alexandria, VA

Sunday, April 26th, 2026

Half

5K

View details for race PNC Alexandria Half

23rd annual Potomac River Run Marathon & Half

Washington, DC

Saturday, May 2nd, 2026

Half

Marathon

View details for race 23rd annual Potomac River Run Marathon & Half

These are not the droids you're looking for

Washington, DC

Saturday, May 2nd, 2026

Marathon

Half

View details for race These are not the droids you're looking for

Fountainhead Half Marathon and 10K++ Trail Run

Fairfax Station, VA

Sunday, May 3rd, 2026

10K

Half

Trail

View details for race Fountainhead Half Marathon and 10K++ Trail Run

Cambridge Crab Run

Cambridge, MD

Sunday, May 10th, 2026

Half

5K

View details for race Cambridge Crab Run

St. Michaels Running Festival presented by Broo...

Saint Michaels, MD

Saturday, May 16th, 2026

Half

10K

5K

View details for race St. Michaels Running Festival presented by Brooks (CANCELED)

Run & Ride at Kings Dominion

Doswell, VA

Saturday, May 30th, 2026

Half

10K

5K

View details for race Run & Ride at Kings Dominion

3H Trail Half Marathon

King George, VA

Saturday, August 8th, 2026

Half

Trail

View details for race 3H Trail Half Marathon

3H Trail Half Marathon + DHRT 50K

King George, VA

Saturday, August 8th, 2026

Half

Ultra

Trail

View details for race 3H Trail Half Marathon + DHRT 50K

DC Half Races

Washington, DC

Sunday, September 20th, 2026

Half

5K

View details for race DC Half Races

Explore more in Cobb Island, MD

Distances:

5K 10K Half Marathon Marathon

Months:

December January February

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Maryland races

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