Running races in or near Brentwood, MD
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local Brentwood, MD area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
Running-5K - Running-5K
Organization: Fill the Shoes
Date of Race: 11-07-2026
Description: Fill the Shoes is proud to present the 14th annual "Fill ...
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Running-5K - Adult (Age 21 & Over)
Organization: Town of Herndon Parks and Recreation
Date of Race: 11-21-2026
Description: Herndon Parks and Recreation is hosting the annual Turkey Trot 5K ...
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Running-5K - Youth (Age 20 & Under)
Organization: Town of Herndon Parks and Recreation
Date of Race: 11-21-2026
Description: Herndon Parks and Recreation is hosting the annual Turkey Trot 5K ...
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Little & Junior TrackStars One Day Speed Clinic
Organization: Howard County Government
Date of Race: 11-14-2026
Description: DescriptionWho doesn't want to be fast, explosive and quick? Those characteristics ...
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Marathon @ 7:30 AM - Members of supporting ...
Organization: Marathon Charity Cooperation
Date of Race: 05-01-2027
Description: The 24th Potomac River Run Marathon Half, will be held ...
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Half marathon @ 8:30 AM - Members of ...
Organization: Marathon Charity Cooperation
Date of Race: 05-01-2027
Description: The 24th Potomac River Run Marathon Half, will be held ...
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Bubble Run - Exclusive VIP Registration- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ ...
Organization: Viral Run
Date of Race: 07-31-2027
Description: If you’ve done a traditional 5K, you know they ...
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Speed & Agility Clinic - Winter 2026 ...
Organization: GAITHERSBURG PARKS & RECREATION DEPT
Date of Race: 01-04-2027
Description: DescriptionGet ready to move, sprint, cut, and level up your athletic ...
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Non-members - Team of 3 - non-members
Organization: Potomac Valley Track Club
Date of Race: 11-21-2026
Description: Race-day: Saturday, November 20
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Herndon Turkey Trot 5K
Organization: Town of Herndon Parks and Recreation
Date of Race: 11-21-2026
Description: Herndon Parks and Recreation is hosting the annual Turkey Trot 5K ...
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15th Annual Jack T. Farrar, Jr. 'Fill the ...
Organization: Fill the Shoes
Date of Race: 11-07-2026
Description: Fill the Shoes is proud to present the 14th annual "Fill ...
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2027 National Women's Half Marathon and 8K
Organization: 10xEM LLC
Date of Race: 05-02-2027
Description: The 8th Annual National Women's Half Marathon 8K ...
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STROLLER WARRIORS 8k - Stroller Warriors 8k - ...
Organization: 10xEM LLC
Date of Race: 05-02-2027
Description: The 8th Annual National Women's Half Marathon 8K ...
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After School with Little & Junior TrackStars
Organization: Howard County Government
Date of Race: 11-09-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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Marathon @ 7:30 AM - Participants
Organization: Marathon Charity Cooperation
Date of Race: 05-01-2027
Description: The 24th Potomac River Run Marathon Half, will be held ...
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Little & Junior TrackStars One Day Speed Clinic
Organization: Howard County Government
Date of Race: 11-14-2026
Description: DescriptionWho doesn't want to be fast, explosive and quick? Those characteristics ...
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Non-members - Non-Members - 5K at 8:00 AM, ...
Organization: Potomac Valley Track Club
Date of Race: 11-21-2026
Description: Race-day: Saturday, November 20
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Speed & Agility Clinic - Winter 2026 ...
Organization: GAITHERSBURG PARKS & RECREATION DEPT
Date of Race: 01-04-2027
Description: DescriptionGet ready to move, sprint, cut, and level up your athletic ...
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Speed & Agility Clinic - Winter 2026 ...
Organization: GAITHERSBURG PARKS & RECREATION DEPT
Date of Race: 01-04-2027
Description: DescriptionGet ready to move, sprint, cut, and level up your athletic ...
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Speed & Agility Clinic - Winter 2026 ...
Organization: GAITHERSBURG PARKS & RECREATION DEPT
Date of Race: 01-04-2027
Description: DescriptionGet ready to move, sprint, cut, and level up your athletic ...
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After School with Little & Junior TrackStars
Organization: Howard County Government
Date of Race: 11-09-2026
Description: DescriptionInternet Registration has not begun yet. Check Registration Dates in ...
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8k - 8K - Individual
Organization: 10xEM LLC
Date of Race: 05-02-2027
Description: The 8th Annual National Women's Half Marathon 8K ...
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Half marathon @ 8:30 AM - Participants
Organization: Marathon Charity Cooperation
Date of Race: 05-01-2027
Description: The 24th Potomac River Run Marathon Half, will be held ...
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After School with Little & Junior TrackStars
Organization: Howard County Government
Date of Race: 11-12-2026
Description: DescriptionEnergize your afternoons with running, jumping, and sharpening mental focus are ...
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Bubble Run - Value Registrations- R̶e̶g̶u̶l̶a̶r̶ P̶r̶i̶c̶e̶ $̶5̶4̶.̶9̶5̶
Organization: Viral Run
Date of Race: 07-31-2027
Description: If you’ve done a traditional 5K, you know they ...
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Complete list of running events in and near Brentwood, MD: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about Brentwood
About Brentwood
Brentwood (MD) is a town in Prince Georges County with an estimated population of 3,046.[4]
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Did you know?
There were at least 768 marathons scheduled in the United States and Canada in 2016.
