May 2020 Half Marathons

See all May 2020 half marathons across the USA below, or click Race Calendars above to see each state’s calendar. For each race, you’ll find course maps, elevation profiles, reviews and info on how to register.


Saturday, May 2

Sunday, May 3

Saturday, May 9

Sat May 9 Bridgehampton Half Marathon Bridgehampton NY
Sat May 9 Carbon Valley Half Marathon Firestone CO
Sat May 9 Dino Half Marathon Vernal UT
Sat May 9 Fargo Marathon Half Marathon & 10K Fargo ND
Sat May 9 Fast Half Marathon South Hamilton MA
Sat May 9 Festival Foods Grandad Half Marathon 5K & Relay La Crosse WI
Sat May 9 Greenbrier Half Marathon White Sulphur Springs WV
Sat May 9 Happy Half Marathon & 5K Ellicottville NY
Sat May 9 Hippie Chick Half Marathon & Quarter Marathon Hillsboro OR
Sat May 9 Maine Coast Marathon & Half Marathon Biddeford ME
Sat May 9 Mine Shaft Half Marathon & Tommyknocker Ultras Golden CO
Sat May 9 Muir Woods Marathon Half Marathon & 7-Mile Stinson Beach CA
Sat May 9 Night Echoes Half Marathon & 10K Moonlight Run Pioche NV
Sat May 9 Rhinebeck Hudson Valley Marathon & Half Marathon Rhinebeck NY
Sat May 9 Running with the Cows Half Marathon & 5K Bucyrus KS
Sat May 9 Sand Bar Half Marathon & 5K Englewood FL
Sat May 9 Santa Barbara Wine Country Half Marathon Solvang CA
Sat May 9 Tromp and Chomp Trail Run Half Marathon & 8-Mile La Farge WI
Sat May 9 Vigor Big Cottonwood Canyon Half Marathon 10K & 5K Cottonwood Heights UT
Sat May 9 Wildcat Half Marathon 10K & 5K El Sobrante CA
Sat May 9 Yosemite Half Marathon Bass Lake CA

Sunday, May 10


Saturday, May 16

Sat May 16 Big Lake Half Marathon Alton NH
Sat May 16 Brookings Marathon Half Marathon & Relay Brookings SD
Sat May 16 Dayton Spring Half Marathon 10K & 5K Dayton OH
Sat May 16 Erie Canal Half Marathon & 5K Utica NY
Sat May 16 Geist Half Marathon 10K & 5K Fishers IN
Sat May 16 Hidden Hills Ultra Marathon Half Marathon 50-Mile 10K & 5K Strawn TX
Sat May 16 Madeline Island Marathon & Half Marathon La Pointe WI
Sat May 16 Martha's Vineyard Marathon & Half Marathon Martha's Vineyard MA
Sat May 16 Nitro Trail Half Marathon 10K & 5K Pinole CA
Sat May 16 Race4Warriors Marathon Half Marathon & 5K Lewes DE
Sat May 16 Rock 'n' Roll Atlantic City Half Marathon Atlantic City NJ
Sat May 16 Run for 57th AHC Half Marathon & 5K Possum Kingdom Lake TX
Sat May 16 San Juan Island Half Marathon Friday Harbor WA
Sat May 16 St. Michaels Running Festival Half Marathon & 5K St. Michaels MD
Sat May 16 Uff Da Run Half Marathon & 5K Woodville WI
Sat May 16 Whitefish Marathon & Half Marathon Whitefish MT
Sat May 16 Zions Bank Ogden Marathon Half Marathon & 5K Ogden UT

Sunday, May 17

Monday, May 18 – Friday, May 22

Mon May 18 Pine Tree Marathon & Half Marathon Portland ME
Tue May 19 Granite State Marathon & Half Marathon Nashua NH
Wed May 20 Maple Leaf Marathon & Half Marathon Springfield VT
Thu May 21 Old Colony Marathon & Half Marathon Westfield MA
Fri May 22 Nutmeg State Marathon & Half Marathon Hartford CT

Saturday, May 23

Sat May 23 Bayshore Marathon Half Marathon & 10K Traverse City MI
Sat May 23 Eastern Oregon Half Marathon 10K & 5K Spray OR
Sat May 23 Great American River Run Half Marathon & 5K Memphis TN
Sat May 23 Hamden Hills Half Marathon & 5K Hamden CT
Sat May 23 Jemez Mountain Trail Runs 15-Mile 50K & 50-Mile Los Alamos NM
Sat May 23 Oregon Spring Half Marathon St. Paul OR
Sat May 23 Red Island Marathon & Half Marathon Warwick RI
Sat May 23 Santa Fe Half Marathon 10K & 5K Santa Fe NM
Sat May 23 Stillwater Half Marathon 10K & 5K Stillwater MN
Sat May 23 Stumptown Trail Races Half Marathon & 50K Portland OR

Sunday, May 24

Monday, May 25 – Friday, May 29

Saturday, May 30

Sunday, May 31

Sun May 31 Bobcat Marathon & Half Marathon Proctorville OH
Sun May 31 Dexter-Ann Arbor Run Half Marathon 10K & 5K Ann Arbor MI
Sun May 31 Lake Balboa Half Marathon Van Nuys CA
Sun May 31 Rock 'n' Roll San Diego Marathon & Half Marathon San Diego CA
Sun May 31 Trail Quake Half Marathon 10K & 5K Saratoga CA

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