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Rosaryville Half Marathon

Name: Rosaryville Half Marathon
Start: 2026-03-28
End: 2026-03-28
Location: Upper Marlboro

Upper Marlboro, United States • 28 Mar 2026

The Rosaryville Half Marathon will take place in Upper Marlboro on Saturday 28 March 2026. You can run between 5 and 21 kilometers. Visit the organization's website for the most recent information.

United States Maryland Upper Marlboro

Race information

Website Registration

Half Marathon

10 km

10k

5 km

Virtual 10k

Virtual 5k

Virtual Half Marathon

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday Jan 17

Food for Other's 10k

Woodbridge

5 km

10 km

Join the Food for Others 5k and 10k at Leesylvania State Park on Jan 17, 2026 for a scenic trail run with small hills and a staircase. Support Food for Others while enjoying chip timing, medals, tech shirts, and a virtual option.

Saturday Jan 31

Mid-Maryland Trail Festival 50k

Elkridge

50 km

Challenge yourself on scenic singletrack at Rockburn Branch Park in the Mid Maryland Trail Festival, featuring a 50K and a 50K relay. Run six loops or join a team of 2 to 6 with options to run fewer loops and aid stations on course.

Sat - Sun Jan-Feb 31-1

Little Patuxent River Half Marathon

Run scenic, tame trails along the Little and Middle Patuxent Rivers in Columbia, MD during a fun January race weekend. Choose 5K, 10K or half marathon distances and earn finisher medals, a long sleeve shirt and knit gloves.

Sunday Mar 1

Bigfoot Endurance 10 Mile Trail Race

Columbia

5 mi

10 mi

Join the Bigfoot Endurance Trail Race at Rockburn Branch Park in Elkridge on March 1, 2026 with 5 mile, 10 mile and two person relay options on scenic trails. Get a long sleeve shirt, finisher medal, post race beers and support Parkinson's..