May 2023 Half Marathons

See all May 2023 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.

Monday, May 1 – Friday, May 5


Fri May 5	Red Island Marathon & Half Marathon	Warwick RI

Saturday, May 6


Sat May 6	500 Festival Mini Marathon & 5k	Indianapolis IN
Sat May 6	Appleseed Trail Half Marathon 10k & 5k	Perrysville OH
Sat May 6	Breakneck Point Trail Runs Marathon & Half Marathon	Beacon NY
Sat May 6	Bridgehampton Half & 5k	Bridgehampton NY
Sat May 6	Cinco de Mayo Half Marathon 10k & 5k	Oak Grove OR
Sat May 6	Cinco de Mayo Half Marathon 15k 10k & 5k	Mineola TX
Sat May 6	Diamond Daze Half Marathon & 5K	Sallisaw OK
Sat May 6	Door County Half Marathon & Nicolet Bay 5k	Fish Creek WI
Sat May 6	DRC's Tal Morrison Half Marathon 5M & 5k	Dallas TX
Sat May 6	Farmington Half Marathon	Farmington UT
Sat May 6	Fire on the Mountain Half	White Salmon WA
Sat May 6	Folsom Lake Trail Run 50k 30k Half Marathon & 10k	Folsom CA
Sat May 6	GBTC Grand Island Half Marathon	Grand Island NY
Sat May 6	Great Allegheny Ohiopyle Marathon Race Festival	Ohiopyle PA
Sat May 6	Hacienda Hills Run Half Marathon	San Jose CA
Sat May 6	Hidden Hills Ultra 50M Marathon Half Marathon 10k & 5k	Graham TX
Sat May 6	International Peace Marathon & Half Marathon	Washington DC
Sat May 6	IronHorse Marathon Half Marathon & 5K	Riceville IA
Sat May 6	La Crosse Marathon Half Marathon & 5k	La Crosse WI
Sat May 6	Less Popular Brooklyn Half Marathon	Brooklyn NY
Sat May 6	May the Fourth Run Half Marathon 10k & 5k	Farmington UT
Sat May 6	Medal Madness Movie Half Marathon 10k & 5k at Gemini Springs Park	DeBary FL
Sat May 6	Old Colony Marathon & Half Marathon	Westfield MA
Sat May 6	Payson Utah Prayer Run Half Marathon 10k & 5k	Payson UT
Sat May 6	Potomac River Run Marathon & Half Marathon	Washington DC
Sat May 6	Race to End Domestic Violence Half Marathon & 5k	River Falls WI
Sat May 6	RC2 Community Runs Half Marathon 10k & 5k	Ripon WI
Sat May 6	Rock Hawk Trail Races Half Marathon 10k & 5k	Castle Rock CO
Sat May 6	Rockin Choccolocco 50k & Half Marathon	Heflin AL
Sat May 6	Run New Prague Half Marathon 10K 5K & Relay	New Prague MN
Sat May 6	Seashore Half Marathon & 5k	Lewes DE
Sat May 6	Shelburne Half Marathon 10K & 5K	Shelburne VT
Sat May 6	Shiprock Marathon & Half Marathon	Shiprock NM
Sat May 6	Shipyard Maine Coast Half & 5k	Wells ME
Sat May 6	Strolling Jim Run 41.2M Marathon Half Marathon & 10k	Wartrace TN
Sat May 6	Trail Nut 10k and Half Marathon	Bedford VA
Sat May 6	Uncorked Half & 5k	New Kent VA
Sat May 6	Unega Mountain Dog Marathon and Half Marathon	Bellevue ID
Sat May 6	Wisconsin Marathon Half Marathon & 5k	Kenosha WI
Sat May 6	Wisconsin Trail Assail Mother's Day Half Marathon 10k & 5k	Nashotah WI
Sat May 6	XTERRA New Jersey Multisport & Trail Runs Half Marathon	Hewitt NJ
Sat May 6	Yosemite Half Marathon	Bass Lake CA

Sunday, May 7


Sun May 7	Adamant Half Marathon	Adamant VT
Sun May 7	Avenue of the Giants Marathon Half Marathon & 10K	Weott CA
Sun May 7	Bay Bridge Half Marathon	Oakland CA
Sun May 7	Canton Hall of Fame Marathon & Half Marathon Weekend	Canton OH
Sun May 7	Chicagoland Spring Marathon & Half Marathon	Schaumburg IL
Sun May 7	Colorado Marathon Half Marathon 10K & 5K	Fort Collins CO
Sun May 7	Cookie Crusher Half Marathon and Fun Run	Cumming GA
Sun May 7	Cranky Crab Half Marathon & 5k	Seekonk MA
Sun May 7	Des Moines Women's Half Marathon	Des Moines IA
Sun May 7	Fast Half Marathon	Hamilton MA
Sun May 7	Flying Pig Marathon & Half Marathon	Cincinnati OH
Sun May 7	Frederick Running Festival Half Marathon 5K & Relay	Frederick MD
Sun May 7	Fruita Trail Half	Fruita CO
Sun May 7	Grayson Highlands Half Marathon	Grayson Highlands State Park VA
Sun May 7	Great Western Half Marathon and 10k	St. Charles IL
Sun May 7	Greenwood Furnace Trail Challenge Half Marathon	Greenwood Furnace State Park PA
Sun May 7	Hudson Valley Marathon Half Marathon at the Walkway Over the Hudson	Highland NY
Sun May 7	Jewel of the Valley Marathon & Half Marathon	Yakima WA
Sun May 7	Keep Moving Forward Half Marathon 10k & 5k	North Liberty IA
Sun May 7	Lincoln Marathon & Half Marathon	Lincoln NE
Sun May 7	Long Island Marathon & Half Marathon	Long Island NY
Sun May 7	Mark Twain Redding Road Race Half Marathon & 7M	Redding CT
Sun May 7	National Women's Half Marathon & 8K	Washington DC
Sun May 7	Nutmeg State Marathon & Half Marathon	Hartford CT
Sun May 7	NYC Spring Half Marathon	New York NY
Sun May 7	The OC Marathon & Half Marathon Weekend	Costa Mesa CA
Sun May 7	Palm Bluff Trail Race and Ultra Marathon	Osteen FL
Sun May 7	Pittsburgh Marathon & Half Marathon Weekend	Pittsburgh PA
Sun May 7	Prairie Fire Spring Half Marathon & 5k	Wichita KS
Sun May 7	Providence Marathon Half Marathon & 5k	Providence RI
Sun May 7	Run for Heaven's Sake Half Marathon 10k & 5k	Billings MT
Sun May 7	Run for the Animals Half Marathon & 10K	Wachapreague VA
Sun May 7	Snohomish Women's Run Half Marathon	Snohomish WA
Sun May 7	Superhero Half Marathon & Relay	Morris Township NJ
Sun May 7	Tour de Force Charity Run Half Marathon 10k 5k & 1M	Plattsburgh NY
Sun May 7	Wildflower Trail Runs Marathon Half Marathon & 7M	Bastrop TX
Sun May 7	York Marathon & Half Marathon	York PA

Monday, May 8 – Friday, May 12


Fri May 12	Maple Leaf Marathon & Half Marathon	Fairlee VT
Fri May 12	Prairie Series – Day 1 Marathon Half Marathon 10k & 5k	Miami OK

Saturday, May 13


Sat May 13	Arnold Rim Trail Endurance Runs 35M Half Marathon & 11k	Arnold CA
Sat May 13	Beaverhead Marathon & Half Marathon	Dillon MT
Sat May 13	BeYOUtiful Half Marathon & 5k	Pewaukee WI
Sat May 13	Bridge the Gap to Health Half Marathon 10k & 5k	Quincy IL
Sat May 13	Brookings Marathon & Half Marathon	Brookings SD
Sat May 13	Capital City Race Half Marathon 10k & 5k	Jefferson City MO
Sat May 13	Carbon Valley Half Marathon 5k & 1M	Firestone CO
Sat May 13	Cross Fit PC Half Marathon	Maryville TN
Sat May 13	Dark Island Trail Half Marathon	Central City NE
Sat May 13	Dino Half Marathon & 5M	Vernal UT
Sat May 13	Endure 12 Hour 24 Hour & Half Marathon	Divide CO
Sat May 13	Famous Idaho Potato Marathon Half Marathon 10k 5k & 1M	Boise ID
Sat May 13	Flower Moon 50M Marathon Half Marathon & 5k	Pawhuska OK
Sat May 13	Granite State Marathon & Half Marathon	Nashua NH
Sat May 13	Great Guernsey Trail Half Marathon 10k & 5k	Cambridge OH
Sat May 13	Greenbrier Half Marathon 10k & 5k	White Sulphur Springs WV
Sat May 13	Grizzly Peak 50k Marathon 30k Half Marathon & 10k	Berkeley CA
Sat May 13	Happy Half & 5k	Ellicottville NY
Sat May 13	Hippie Half and Quarter Marathon & 5k	Champoeg State Park OR
Sat May 13	Ice Age Trail Run 50M 50k & Half Marathon	La Grange WI
Sat May 13	Jump Off Rock Half Marathon & 10K	Hendersonville NC
Sat May 13	Kansas City Corporate Challenge Half Marathon	Shawnee KS
Sat May 13	Liberty Station Marathon Half Marathon Relay & 5k	San Diego CA
Sat May 13	Med City Marathon 20M & Half Marathon	Rochester MN
Sat May 13	Medal Madness Movie Half Marathon 10k & 5k at Cousler Park	York PA
Sat May 13	Mermaid Run East Bay 18M Half Marathon 10k & 5k	Fremont CA
Sat May 13	Mothers Day Half Marathon 15k 10k & 5k	Long Beach CA
Sat May 13	Mountain Railroad Half Marathon	Everett PA
Sat May 13	Muir Woods Marathon Half Marathon & 7M	Stinson Beach CA
Sat May 13	New River Marathon Half Marathon & 5k	Todd NC
Sat May 13	Nitro Trail Half Marathon 10k & 5k	San Pablo CA
Sat May 13	North Mitten Half Marathon 10k & 5k	Thompsonville MI
Sat May 13	Ocho de Mayhem Half Marathon & 12k	Middleburg FL
Sat May 13	Paducah Iron Mom Half Marathon & 5k	Paducah KY
Sat May 13	Prairie Series – Day 2 Marathon Half Marathon 10k & 5k	St. Joseph MO
Sat May 13	Provo City Half Marathon & 5k	Provo UT
Sat May 13	Race4Warriors Marathon Half Marathon & 5K	Lewes DE
Sat May 13	Races for all Paces Half Marathon 10k & 5k	Charleston IL
Sat May 13	Run on the River Half Marathon 10k & 5k	Astoria OR
Sat May 13	Running with the Cows Half Marathon & 5k	Bucyrus KS
Sat May 13	Runtastic Dino Half Marathon & 5M	Vernal UT
Sat May 13	Santa Barbara Wine Country Half Marathon	Solvang CA
Sat May 13	Scenic City Trail Marathon & Half Marathon	Chattanooga TN
Sat May 13	Smoke Rise Trail Run Half Marathon & 10k	Huntsville AL
Sat May 13	Spring Burke Lake 5k 10k and Half	Fairfax Station VA
Sat May 13	Sri Chinmoy 5k Half Marathon and Relay	New York NY
Sat May 13	Starved Rock Country Marathon Half Marathon & 5k	Ottawa IL
Sat May 13	Texas Switchback Marathon Half Marathon 10K & 5K	Johnson City TX
Sat May 13	Thelma and Louise Marathon Half Marathon & 15k	Moab UT
Sat May 13	Trail Run at Sly Park	Pollock Pines CA
Sat May 13	Uff Da Run Half Marathon & 5K	Woodville WI
Sat May 13	Vigor Big Cottonwood Canyon Half Marathon 10k & 5k	Cottonwood Heights UT
Sat May 13	Viola Valley Half Marathon & 5k	Viola TN

Sunday, May 14


Sun May 14	Brooklyn Mother's Day Half 10k & 5k	Brooklyn NY
Sun May 14	Cambridge Crab Run Half Marathon & 5k	Cambridge MD
Sun May 14	CRC Mother's Day Half Marathon & 5k	Ft. Worth TX
Sun May 14	Ghost Creek Half Marathon	Black Lick PA
Sun May 14	John Bryan Trail Half Marathon 10k & 5k	Yellow Springs OH
Sun May 14	Lake Norman Half Marathon	Mooresville NC
Sun May 14	Mother's Day Half Marathon & 5k	Kirkland WA
Sun May 14	Mother's Day Run for the Roses Half Marathon 10k & 5k	Coplay PA
Sun May 14	Mothers Day Half Marathon 15k 10k & 5k	Santa Monica CA
Sun May 14	Pacific Coast Running Festival Half Marathon 10k 5k & 1M	Long Beach WA
Sun May 14	Pine Tree Marathon & Half Marathon	Portland ME
Sun May 14	Prairie Series – Day 3 Marathon Half Marathon 10k & 5k	Hiawatha KS
Sun May 14	Quad Cities Distance Classic Half Marathon & 5k	Rock Island IL
Sun May 14	Ram Party 50M Marathon & Half Marathon	Colorado Springs CO
Sun May 14	Run This Mother Half Marathon & 5K	San Antonio TX
Sun May 14	Sasquatch Scramble Half Marathon 10k & 5k	Oakland CA
Sun May 14	Vermont Sun Half Marathon 10k & 5k	Lake Dunmore VT
Sun May 14	Western Mass Mother's Day Half Marathon	Whately MA
Sun May 14	What the Hill Half and 5k	Chesterton IN

Monday, May 15 – Friday, May 19


Mon May 15	Prairie Series – Day 4 Marathon Half Marathon 10k & 5k	South Sioux City NE
Tue May 16	Prairie Series – Day 5 Marathon Half Marathon 10k & 5k	Sioux City IA
Wed May 17	Prairie Series – Day 6 Marathon Half Marathon 10k & 5k	Baltic SD
Thu May 18	Prairie Series – Day 7 Marathon Half Marathon 10k & 5k	Breckenridge MN
Fri May 19	Prairie Series – Day 8 Marathon Half Marathon 10k & 5k	Wahpeton ND

Saturday, May 20


Sat May 20	Brooklyn Half	Brooklyn NY
Sat May 20	Capital City Marathon Half Marathon & 5M	Olympia WA
Sat May 20	Clear Creek Half Marathon	Sevier UT
Sat May 20	Connor's Claims 50k & Half Marathon	Stockton UT
Sat May 20	Crush Cancer Run Half Marathon 10k & 5k	Terrebonne OR
Sat May 20	Dances With Dirt – Gnaw Bone	Nashville IN
Sat May 20	Dandelion Run Half Marathon 10k 4M & 2M	Derby VT
Sat May 20	DASH Around Kampeska Half Marathon	Watertown SD
Sat May 20	DeWitt Take a Breath for PH and Get Moving for MS	DeWitt MI
Sat May 20	Fargo Marathon Half Marathon & 10K	Fargo ND
Sat May 20	Fiesta De Mayo Half 10k & 5k	Irving TX
Sat May 20	Front Porch Days Half Marathon 10k 5k 3k & 1k	Kyle TX
Sat May 20	Happy Girls Half Marathon 10k & 5k	Bend OR
Sat May 20	Harpers Ferry Half Marathon & 5k	Harpers Ferry WV
Sat May 20	Joplin Memorial Run Half Marathon 10k & 5k	Joplin MO
Sat May 20	Kickin Assphault Half Marathon & 10k	Great Falls MT
Sat May 20	La Jolla Half Marathon & 5k	Del Mar CA
Sat May 20	Lion Heart Half Marathon 10k & 5k	Woodward OK
Sat May 20	Madeline Island Marathon & Half Marathon	La Pointe WI
Sat May 20	Marion Arts Festival Half Marathon & 5k	Marion IA
Sat May 20	Mark Forester Price of Freedom Race Half Marathon 10k 5k & 1M	Haleyville AL
Sat May 20	Martha's Vineyard Marathon Half Marathon & Relay	Oak Bluffs MA
Sat May 20	Medal Madness Movie 5k 10k and Half Marathon at North Collier Regional	Naples FL
Sat May 20	Mountains to Mainstreet Half Marathon & 5k	Greenville SC
Sat May 20	Ogden Marathon Half Marathon & 5K	Ogden UT
Sat May 20	Rattlesnake Hills Wine Run Half Marathon 15k 10k & 5k	Zillah WA
Sat May 20	Red Cedar Trail Half Marathon	Makanda IL
Sat May 20	Run Like a Girl Half Marathon & 10k	Bellingham WA
Sat May 20	RunStock Half Marathon	Kaiser MO
Sat May 20	RunTheBluegrass Half Marathon 7M 3.7M & 1M	Lexington KY
Sat May 20	San Juan Island Half	Friday Harbor WA
Sat May 20	Silver State 50M 50k and Half Marathon Endurance Runs	Reno NV
Sat May 20	Soaring Eagle Trail Run Half Marathon 10k & 5k	Sammamish WA
Sat May 20	St. Michaels Running Festival Half Marathon 10k & 5k	Saint Michaels MD
Sat May 20	Strawberry Jam Half Marathon & 5k	Bryson City NC
Sat May 20	Tacos y Cerveza Trail Run Half Marathon 10k & 5k	Ft. Worth TX
Sat May 20	The Black Fly Half Marathon & 5k	Westmore VT
Sat May 20	Thousand Islands Half Marathon & 10k	Wellesley Island NY
Sat May 20	Timp Trail Marathon & Half Marathon	Provo UT
Sat May 20	Two-Way Torture Test Half Marathon Relay	Fairbanks AK
Sat May 20	Valkyrie Trail Race Marathon Half Marathon 50K & 4-Mile	Colorado Springs CO
Sat May 20	Virginia Wine Country Half Marathon 10k & 5k	Leesburg VA
Sat May 20	Wallace Falls Trail Run 50k 22.4M & Half Marathon	Gold Bar WA
Sat May 20	Whitefish Marathon & Half Marathon	Whitefish MT
Sat May 20	Wildcat Half Marathon 10k & 5k	El Sobrante CA

Sunday, May 21


Sun May 21	Armed Services Marathon Half Marathon & 5k	Grand Haven MI
Sun May 21	Capital City Marathon Half Marathon & 5M	Olympia WA
Sun May 21	Carderock Running Festival Half Marathon & 5k	Carderock MD
Sun May 21	Cellcom Green Bay Marathon Half Marathon & 5k	Green Bay WI
Sun May 21	Chicago Spring Half Marathon & 10K	Chicago IL
Sun May 21	Cleveland Marathon Half Marathon & 10K	Cleveland OH
Sun May 21	Deer Grove Trail Half Marathon and 10k	Palatine IL
Sun May 21	Denver Colfax Marathon Half Marathon 10M & Relay	Denver CO
Sun May 21	Fountainhead Half Marathon and 10k Trail Run	Fairfax Station VA
Sun May 21	Great Seal Trail Half Marathon Relay	Chillicothe OH
Sun May 21	Horseneck Half Marathon & 3.5M	Westport MA
Sun May 21	Jersey City Half 10k & 5k	Jersey City NJ
Sun May 21	Laurel Memorial Half 10k & 5k	Lorton VA
Sun May 21	Marine Corps Historic Half	Fredericksburg VA
Sun May 21	Mountains 2 Beach Marathon Half Marathon & 5k	Ventura CA
Sun May 21	Mystic Half Marathon & 10k	Mystic CT
Sun May 21	NOCO Half Marathon & 10k	Loveland CO
Sun May 21	Papillion Half Marathon 10k & 5k	Papillion NE
Sun May 21	Queen Bee Montana Marathon Half Marathon & 10k	Billings MT
Sun May 21	Reflection Run Half Marathon 10K & 5K	Washougal WA
Sun May 21	Renaissance Marathon & Half Marathon Festival	Ridgeland MS
Sun May 21	Rubin Run Half Marathon 10k & 5k	Tenafly NJ
Sun May 21	Run on the River Half Marathon 10k & 5k	Astoria OR
Sun May 21	Sioux Falls Half Marathon Skedaddle	Sioux Falls SD
Sun May 21	Soul Ryeders Half Marathon & 5k	Rye NY
Sun May 21	Steel Rail Race Marathon Half Marathon & 8k	Cheshire MA
Sun May 21	Surfer's Path Half Marathon	Santa Cruz CA
Sun May 21	Windermere Marathon Half Marathon 10k & 5k	Spokane WA
Sun May 21	Windsor Run & Wine Half Marathon 10k & 5k	Windsor CA

Saturday, May 27


Sat May 27	Armed Forces Half Marathon	Concord CA
Sat May 27	Bayshore Marathon Half Marathon & 10k	Traverse City MI
Sat May 27	Bill Snyder Highway Half & 5k	Manhattan KS
Sat May 27	Cassadaga Lake Running Festival Marathon Half Marathon 10k 5k & 1M	Cassadaga NY
Sat May 27	Cedarburg Half Marathon & 5k	Cedarburg WI
Sat May 27	Eastern Oregon Half Marathon 10k & 5k	Spray OR
Sat May 27	Great American River Run Half Marathon 10k & 5k	Memphis TN
Sat May 27	Hamden Hills Half Marathon & 5k	Hamden CT
Sat May 27	Medina Half Marathon & 5K	Medina OH
Sat May 27	Ogden Newspapers Wellness Weekend Half Marathon 5k & 1M	Wheeling WV
Sat May 27	Placerville Path Memorial Day Run Half Marathon 15k 10k & 5k	Placerville CA
Sat May 27	Prince of Wales Island Marathon Half Marathon & Relay	Craig AK
Sat May 27	Redfish Lake Lodge Run Half Marathon 10k & 5k	Stanley ID
Sat May 27	Spring Memorial Half 10k & 5k	Springfield VA
Sat May 27	Stillwater Half Marathon 10k & 5k	Stillwater MN
Sat May 27	Stumptown Trail Runs Half Marathon	Portland OR
Sat May 27	Texas Triple Multiple Sclerosis Marathon & Half Marathon	Dallas TX
Sat May 27	Top of Michigan Festival of Races Half Marathon 10k & 5k	Petoskey MI
Sat May 27	Trent Waldron Half Marathon & 10k	Anchorage AK

Sunday, May 28


Sun May 28	Badass Texas Half Marathon 10k & 5k	Waco TX
Sun May 28	Boston's Run to Remember Half Marathon & 5M	Boston MA
Sun May 28	Buffalo Marathon & Half Marathon	Buffalo NY
Sun May 28	Charlie Horse Half Marathon & 5k	Mohnton PA
Sun May 28	Coeur d'Alene Marathon Half Marathon 10k & 5k	Coeur d'Alene ID
Sun May 28	Hibiscus Half Marathon 15K & 5-Miler	Honolulu HI
Sun May 28	Lake City Running Festival Half Marathon 10k & 5k	Plattsburgh NY
Sun May 28	Memorial Day Run Half Marathon 10k & 5k	Lyons WI
Sun May 28	Northwoods Escape Marathon Half Marathon & 5k	Minocqua WI
Sun May 28	Old Turnpike Half Marathon	Waterfall PA
Sun May 28	Run Madtown Half Marathon & 5k	Madison WI
Sun May 28	Spirit Trail Run Marathon Half Marathon & 8k	Buena Vista CO
Sun May 28	Spring Georgetown Memorial 5k & Half	Washington DC
Sun May 28	Texas Triple Wayne's World Marathon & Half Marathon	Dallas TX
Sun May 28	Wyoming Marathon Races	Laramie WY

Monday, May 29 – Wednesday, May 31


Mon May 29	Fallen Soldiers Memorial Half 10k & 5k	Potomac MD
Mon May 29	Georgia Peach Jam Half Marathon & 5k	Cumming GA
Mon May 29	Grand Run Half Marathon 10k & 5k	Westfield IN
Mon May 29	Laguna Hills Memorial Day Half Marathon 10k & 5k	Laguna Hills CA
Mon May 29	Quad Cities Running Festival Half Marathon 7M & 5k	Bettendorf IA
Mon May 29	Texas Triple Memorial Day Marathon & Half Marathon	Dallas TX
Wed May 31	Independence Series – Day 1 Marathon & Half Marathon	Bear DE