racecast.ioMay
Upcoming marathons in May
May 2026
- Wild West Marathon & Ultra50M, 50K, Marathon, Half Marathon, 10MLone Pine, CA, USA
- Texas Switchback Trail RaceMarathon, Half Marathon, 10K, 5KAustin, TX, USA
- Brainerd Jaycees Run for the Lakes MarathonMarathon, Half Marathon, 10K, 5KNisswa, MN, USA
- Potomac River Run MarathonMarathon, Half MarathonCarderock, MD, USA
- Muddy River MarathonMarathon, Half Marathon, Half RelayCape Girardeau, MO, USA
- Miwok 100K100KStinson Beach, CA, USA
- OneAmerica 500 Festival Mini-MarathonHalf Marathon, 5KIndianapolis, IN, USA
- Shiprock MarathonMarathon, Half Marathon, 5KShiprock, NM, USA
- La Crosse MarathonMarathon, Half Marathon, 5KLa Crosse, WI, USA
- IronHorse MarathonMarathon, Half Marathon, 10K, 5KRiceville, IA, USA
- Great Allegheny Ohiopyle MarathonMarathon, Half Marathon, 10K, 5KOhiopyle, PA, USA
- Stramilano Run GenerationHalf Marathon, 10K, 5KMilan, Italy
- Walter Childs MarathonMarathon, Half MarathonHolyoke, MA, USA
- York MarathonMarathon, Half MarathonYork, PA, USA
- Maas Marathon De La Basse-MeuseMarathon, Half Marathon, Marathon RelayVise, Belgium
- Great Limerick RunMarathon, Relay, Half Marathon, 6 Mile, Children's Fun RunLimerick, Ireland
- Lilac Bloomsday 12K12KSpokane, WA, USA
- Great Birmingham Run10K, Half MarathonBirmingham, England, UK
- Des Moines Women's Half MarathonHalf Marathon, 10K, 5KDes Moines, IA, USA
- Three Forts MarathonMarathon, Half Marathon, 5 MileWorthing, England, UK
- Georgina Spring Fling MarathonMarathon, Half Marathon, 10K, 5KGeorgina, ON, Canada
- Charles River MarathonMarathonBoston, MA, USA
- Eau Claire MarathonMarathon, Half Marathon, 10K, 5KEau Claire, WI, USA
- Chicagoland Spring MarathonMarathon, Half Marathon, 10KSchaumburg, IL, USA
- Tacoma City MarathonMarathon, Half Marathon, 5KTacoma, WA, USA
- Pittsburgh MarathonMarathon, Half Marathon, 5KPittsburgh, PA, USA
- Belfast City MarathonBelfast, Ireland, UK
- Avenue of the Giants MarathonMarathon, Half Marathon, 10KEureka, CA, USA
- Cincinnati Flying Pig MarathonMarathon, Half Marathon, 10K, 5KCincinnati, OH, USA
- OC MarathonMarathon, Half Marathon, 5KCosta Mesa, CA, USA
- Toronto GoodLife MarathonMarathon, Relay, Half Marathon, 10K, 5KToronto, ON, Canada
- Colorado MarathonMarathon, Half Marathon, 10K, 5KFort Collins, CO, USA
- Vancouver MarathonMarathon, Half Marathon, 8KVancouver, BC, Canada
- Long Island MarathonMarathon, Half Marathon, 10K, 5K, 1KEast Meadow, NY, USA
- Lincoln MarathonMarathon, Half MarathonLincoln, NE, USA
- Maine Coast MarathonMarathon, Half Marathon, 5KWells, ME, USA
- Hudson Valley MarathonMarathon, Half Marathon, 10K, 5KPoughkeepsie, NY, USA
- Prague MarathonMarathonPrague, Czechia
- Milton Keynes MK MarathonMarathon, Half Marathon, 10K, 5K, Fun RunMilton Keynes, UK, England
- Maple Leaf MarathonMarathon, Half Marathon, 10K, 5KFairlee, VT, USA
- Starved Rock Country MarathonMarathon, Half Marathon, 5KOttawa, IL, USA
- Granite State MarathonMarathon, Half Marathon, 10K, 5KNashua, NH, USA
- Santa Barbara Wine Country Half MarathonHalf Marathon, Half RelaySolvang, CA, USA
- Greenbrier Half MarathonHalf Marathon, 10K, 5KWhite Sulphur Springs, WV, USA
- Amway River Bank Run25K Run, 25K Wheelchair/Handcycle, 10K Run, 5K Run, 5K Community WalkGrand Rapids, MI, USA
- Lake Wobegon Trail MarathonMarathonSt. Joseph, MN, USA
- Maratona dell'Isola d'ElbaElba, Li, Italy
- Geneva MarathonMarathon, Marathon Relay, Half Marathon, 10K, 5KGeneva, Switzerland
- Leiden MarathonMarathon, Half Marathon, 10K, 5KLeiden, Netherlands
- Pine Tree MarathonMarathon, Half Marathon, 10K, 5KPortland, ME, USA
- Great Bristol Run10K, Half MarathonBristol, England, UK
- Copenhagen MarathonMarathon, Half Marathon, 10KCopenhagen, Denmark
- Fredericton MarathonMarathon, Half Marathon, 10K, 5K, 3KFredericton, NB, Canada
- Timp Trail MarathonMarathon, Half MarathonOrem, UT, USA
- Famous Idaho Potato MarathonMarathon, Half Marathon, 10K, 5KBoise, ID, USA
- RBC Brooklyn Half MarathonHalf MarathonBrooklyn, NY, USA
- Mattoni Karlovy Vary Half MarathonHalf MarathonKarlovy Vary, Czechia
- Whitefish MarathonMarathon, Half Marathon, 5KWhitefish, MT, USA
- Helsinki City Running DayMarathon, Marathon Relay, Half Marathon, Double, 5K, MinimarathonHelsinki, Finland
- Three Hearts MarathonMarathon, Half Marathon, 10K, 5KRadenci, Slovenia
- Madeline Island MarathonMarathon, Half MarathonLa Pointe, WI, USA
- Sehgahunda Trail MarathonHunt, NY, USA
- Ogden MarathonMarathon, Half Marathon, 12K, 5KOgden, UT, USA
- New River MarathonMarathon, Half Marathon, 5KTodd, NC, USA
- Sugarloaf MarathonMarathon, 15KKingfield, ME, USA
- Navy Bay Bridge Run4 MileSan Diego, CA, USA
- Capitol Hill Classic10K, 3KWashington, DC, USA
- Bay to Breakers12KSan Francisco, CA, USA
- Riga MarathonMarathon, Half Marathon, 10K, 6KRiga, Latvia
- Windermere MarathonMarathon, Half Marathon, 10K, 5KSpokane, WA, USA
- Capital City MarathonMarathon, Half Marathon, 5MOlympia, WA, USA
- Marine Corps Historic HalfWashington, DC, USA
- Beer Lovers MarathonMarathonLiège, Belgium
- Salzburg MarathonMarathon, Half Marathon, 10KSalzburg, Austria
- Steel Rail Marathon & HalfMarathon, Half Marathon, 8KAdams, MA, USA
- Red Deer Marathon (Woodys RV World Marathon)Marathon, Half Marathon, 10K, 5KRed Deer, AB, Canada
- Med City MarathonMarathon, Half Marathon, 20M, 5KRochester, MN, USA
- Colfax MarathonMarathon, Half Marathon, 10M, 5KDenver, CO, USA
- Cleveland MarathonMarathon, Half Marathon, 10K, 5KCleveland, OH, USA
- Blue Nose MarathonHalifax, NS, Canada
- Epic MarathonMarathon, Half Marathon, 5KGreen Bay, WI, USA
- Armed Service MarathonMarathon, Half Marathon, 5KGrand Haven, MI, USA
- Gothenburg Half MarathonHalf MarathonGothenburg, Sweden
- Beaverhead MarathonMarathon, Half MarathonDillon, MT, USA
- Glendalough 'Lap of the Gap' MarathonMarathon, Half MarathonGlendalough, Ireland
- Bill Snyder Highway Half and 5KHalf Marathon, 5KManhattan, KS, USA
- Prince of Wales Alaska MarathonMarathon, Half MarathonCraig, AK, USA
- Bayshore MarathonMarathon, Half Marathon, 10KTraverse City, MI, USA
- Lima Marathon (Maraton De Lima)Marathon, Half Marathon, 10KLima, Peru
- Edinburgh MarathonMarathon, Half Marathon, 10K, 5KEdinburgh, Scotland
- Boston's Run To Remember Half MarathonHalf Marathon, 5MBoston, MA, USA
- Minocqua Northwoods Escape MarathonMarathon, Half Marathon, 5KMinocqua, WI, USA
- Sudbury Rocks MarathonMarathon, Half Marathon, 10K, 5KSudbury, ON, Canada
- Cape Town MarathonMarathon, 10K, 5KCape Town, South Africa
- Vermont City MarathonMarathonBurlington, VT, USA
- Calgary MarathonMarathon, Half Marathon, 10K, 5KCalgary, AB, Canada
- Ottawa MarathonMarathonOttawa, ON, Canada
- Coeur d'Alene Marathon (CDA Marathon)Marathon, Half Marathon, 10K, 5KCoeur d'Alene, ID, USA
- Buffalo MarathonMarathon, Half Marathon, 5KBuffalo, NY, USA
- Boulder Boulder10KBoulder, CO, USA
- Old Colony MarathonMarathon, Half Marathon, 10K, 5KWestfield, MA, USA
- Nutmeg State MarathonMarathon, Half Marathon, 10K, 5KHartford, CT, USA
- Virginia Wine Country Half MarathonHalf Marathon, 10K, 5KLoudoun, VA, USA
- Stockholm MarathonStockholm, Sweden
- Fargo MarathonMarathon, Half Marathon, 10K, 5KFargo, ND, USA
- Red Island State MarathonMarathon, Half Marathon, 10K, 5KWarwick, RI, USA
- Great Manchester Run10K, Half MarathonManchester, England, UK
- Saskatchewan MarathonSaskatoon, SK, Canada
- Newport Marathon - OregonMarathon, Half MarathonNewport, OR, USA
- Rock n Roll San Diego MarathonMarathon, Half Marathon, 5KSan Diego, CA, USA
- Course des Pompiers MarathonLaval, QC, Canada