October · Half Marathon
October Half Marathons 2026 & 2027
Find half marathons taking place in October. Compare race dates, locations, field size and registration information. Explore 179 half marathons with a confirmed date.
- Upcoming, date confirmed
- 179
- Active listings
- 454
- States
- 50
Nearby months
Upcoming october half marathons
All 179 with a confirmed date, soonest first.
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Dia De Los Muertos Half Marathon & 5K Run/Walk (Bakersfield)Bakersfield, CAHalf Marathon5K2 Mile Speed Walk
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bg26.2 Marathon, Half Marathon & bg6000Bowling Green, KYMarathonHalf Marathonbg6000 (6K) ~700 runners
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Creep N' Crawl - Half Marathon, 5K, Lil Monsters Kids' DashLittle Rock, ARHalf Marathon5K0.5 Miles
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The Long Beach Halloween Run 5K. 10K. Half Marathon by Califlow RunsLong Beach, CAHalf Marathon5K10K
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Colorado Springs Marathon, Half, 5K, and Kids KColorado Springs, COMarathonHalf Marathon10K5K +1 more ~2,500 runners
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Golden Harvest Half Marathon & 5k/10k - St. LouisSt. Louis, MOHalf Marathon50m1 Mile5K +1 more ~10 runners
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Golden Harvest Half Marathon & 5k/10k - Kansas CityParkville, MOHalf Marathon50m1 Mile5K +1 more ~10 runners
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Guthrie Wineglass Marathon, Wegmans Wineglass Half Marathon & Williams Toyota Wineglass 5KCorning, NYMarathonHalf Marathon5K ~3,500 runners
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Pacific Beach Half Marathon & 5KSan Diego County, CA5K - 7:30a - Early Wave - SATURDAY5K - 9:00a - Main Wave - SATURDAYHalf Marathon - SUNDAYKids 1K - SATURDAY +1 more
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Sentara Crawlin' Crab Half Marathon WeekendHampton, VAHalf Marathon5KKids Kilometer ~4,000 runners
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Trinity Health Probility Ann Arbor MarathonAnn Arbor, MIMarathonHalf Marathon10K5K +2 more ~3,000 runners
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Autumn Harvest 50K • 20-Miler • 10-Miler • 5-Miler • Full • Half • 10K • 5K • Big Bastrop Backyard Ultra (Last Runner & Last Rucker Standing)Bastrop, TX50KMarathonHalf Marathon20-Miler +7 more ~7 runners
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LewisGale Salem Half Marathon, 8K and Kids Fun RunSalem, VAHalf Marathon5K8K1 Mile +1 more ~5,115 runners
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Pocono Mountains Marathon Race Festival: Marathon, Half Marathon, 10K and 5KGreentown, PAMarathonHalf Marathon10K5K ~8 runners
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"LOOP THE LAKE" The Great New York State Marathon WeekendSyracuse, NYMarathonHalf Marathon10K5K ~3,091 runners
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AmeriHealth Atlantic City Marathon, Half Marathon, 10K & G. Larry James 5KAtlantic City, NJMarathonHalf Marathon10K5K ~3,000 runners
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Indiana Women's Half Marathon (Indiana Women's Running Festival)Carmel, INHalf Marathon10K5K ~2,500 runners
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Livingston Oval Marathon / Half-Marathon / Last Person StandingLivingston, NJMarathonLast Person StandingHalf Marathon
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Sadlers Creek Stumble (32 Hour - 26.2 - 13.1 - 10k)Anderson, SC32 Hour (100 Mile)Marathon (26.2)Half Marathon (13.1)10K ~755 runners
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Kansas City Marathon (Garmin Kansas City Marathon)Kansas City, KSMarathonHalf Marathon10K5K ~8,000 runners
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TMC A-Mountain Half Marathon (Get Moving Tucson)Tucson, AZHalf Marathon4-MilerFamily MileFitKidz Mile ~2,500 runners
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Grand Canyon Trail Marathon, Half-Marathon, & 5k Run/WalkGrand Canyon Village, AZMarathonHalf Marathon13.4 Miles26.8 Miles +1 more ~1,000 runners
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Haunted Hustle Half Marathon, 10K & 5KMiddleton, WIHalf Marathon10K5K5K Dog Jog +1 more ~2,000 runners
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Show Me Your Free State Marathon and UltraSt. Joseph, MO100-Mile50-Mile50-KMMarathon +1 more ~300 runners
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Binational RaceSan Diego, CATHE BINATIONAL 10K Starting in Tijuana MexicoTHE BINATIONAL 12KTHE BINATIONAL HALF MARATHONVIRTUAL HALF MARATHON ( ~5,000 runners
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Fields of Gold 50K • Marathon • Half Marathon • 12 Hour • 1 Hour • 10K • 5KMarble Falls, TXHalf Marathon50K10K5K
Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.
Largest October Half Marathons
By estimated field size across all distances at the event.
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Detroit Free Press MarathonDetroit, MI Usually held in October · next date not announcedMarathonHalf5K ~30,000 runners
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Columbus MarathonColumbus, OH Usually held in October · next date not announcedMarathonHalf5K ~15,000 runners
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Disney Wine & Dine Half Marathon WeekendOrlando, FL Usually held in October · next date not announcedHalf Marathon10K5K ~15,000 runners
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Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus, OH Usually held in October · next date not announcedMarathonHalf Marathon10K29.3 Miles +2 more ~15,000 runners
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EVL Halloween Half Marathon, 5k, Half Marathon RelayEllicottville, NY Usually held in October · next date not announcedHalf Marathon5K ~14,233 runners
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Baltimore Running Festival MarathonBaltimore, MD Usually held in October · next date not announcedMarathonHalf10K5K +1 more ~14,000 runners
October Half Marathons by state
- California (47) 14 upcoming races
- Texas (28) 13 upcoming races
- New York (23) 11 upcoming races
- Ohio (17) 2 upcoming races
- Missouri (16) 8 upcoming races
- New Jersey (16) 9 upcoming races
- North Carolina (16) 4 upcoming races
- Colorado (15) 8 upcoming races
- Virginia (15) 3 upcoming races
- Tennessee (14) 8 upcoming races
- Michigan (13) 5 upcoming races
- Illinois (12) 7 upcoming races
- Washington (12) 4 upcoming races
- Arizona (11) 8 upcoming races
- Florida (11) 4 upcoming races
- Indiana (10) 3 upcoming races
Annual events awaiting their next date
These half marathons are held every year, but the next date isn't in the listing yet.
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Detroit Free Press MarathonDetroit, MI Usually held in October · next date not announcedMarathonHalf5K ~30,000 runners
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Columbus MarathonColumbus, OH Usually held in October · next date not announcedMarathonHalf5K ~15,000 runners
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Disney Wine & Dine Half Marathon WeekendOrlando, FL Usually held in October · next date not announcedHalf Marathon10K5K ~15,000 runners
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Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus, OH Usually held in October · next date not announcedMarathonHalf Marathon10K29.3 Miles +2 more ~15,000 runners
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EVL Halloween Half Marathon, 5k, Half Marathon RelayEllicottville, NY Usually held in October · next date not announcedHalf Marathon5K ~14,233 runners
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Baltimore Running Festival MarathonBaltimore, MD Usually held in October · next date not announcedMarathonHalf10K5K +1 more ~14,000 runners
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Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford, CT Usually held in October · next date not announcedMarathonHalf Marathon10K5K ~10,000 runners
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Hartford MarathonHartford, CT Usually held in October · next date not announcedMarathonHalf5K ~10,000 runners
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NYRR Staten Island HalfStaten Island, NY Usually held in October · next date not announcedHalf Marathon ~9,500 runners
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Long Grove's Oktoberfest Half Marathon, 10K & 5KLong Grove, IL Usually held in October · next date not announcedHalf Marathon5K10K ~9,000 runners
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Paine to Pain Trail Half MarathonNew Rochelle, NY Usually held in October · next date not announcedHalf Marathon ~8,737 runners
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Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family StrollWeston, CT Usually held in October · next date not announcedHalf Marathon5K1K ~8,517 runners
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Mother Earth Brewing Ironclad Half-Marathon & 5kKinston, NC Usually held in October · next date not announcedHalf Marathon5K ~7,800 runners
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Duke City MarathonAlbuquerque, NM Usually held in October · next date not announcedMarathonHalf10K5K ~6,000 runners
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Naperville Half MarathonNaperville, IL Usually held in October · next date not announcedHalf Marathon10K5K ~6,000 runners
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Women's Epic Road Half Marathon & 10kOgden, UT Usually held in October · next date not announcedHalf Marathon5K10K ~6,000 runners
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Chessie Trail Marathon, Half Marathon, 10K, 5K, & 26.2 RelayLexington, VA Usually held in October · next date not announcedMarathonHalf Marathon10K5K +1 more ~5,947 runners
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The Haunted Forest MarathonCanal Fulton, OH Usually held in October · next date not announcedMarathonHalf Marathon5K ~5,042 runners
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Des Moines Marathon & HalfDes Moines, IA Usually held in October · next date not announcedMarathonHalf5K ~5,000 runners
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Mankato MarathonMankato, MN Usually held in October · next date not announcedMarathonHalf ~5,000 runners
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Historic Hillsborough Half Marathon and 5KHillsborough, NC Usually held in October · next date not announcedHalf Marathon5K ~4,575 runners
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Poulsbo Half Marathon & 10kPoulsbo, WA Usually held in October · next date not announcedHalf Marathon10K ~3,850 runners
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2026Citizens Run Against Cancer Half Marathon & 5KVictoria, TX Usually held in October · next date not announcedHalf Marathon5K ~3,650 runners
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Urban Bourbon Half Marathon & 5KLouisville, KY Usually held in October · next date not announcedHalf Marathon5K ~3,200 runners
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Cannonball Running FestivalGreensboro, NC Usually held in October · next date not announcedMarathonHalf Marathon10K5K +1 more ~3,000 runners
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CHaD HERO Half MarathonHanover, NH Usually held in October · next date not announcedHalf Marathon5K ~3,000 runners
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Famously Hot Pink Half Marathon, 10K & 5K (Walk for Life)Columbia, SC Usually held in October · next date not announcedHalf Marathon10K5KWalk +1 more ~3,000 runners
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Indy Half Marathon at Fort BenIndianapolis, IN Usually held in October · next date not announcedHalf Marathon10K5KKids One Mile ~3,000 runners
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Malibu Moves: Half Marathon, 10K, 5K, 1-Mi & 1KMalibu, CA Usually held in October · next date not announcedHalf Marathon10K5K ~3,000 runners
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Prairie Fire MarathonWichita, KS Usually held in October · next date not announcedMarathonHalf ~3,000 runners
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Rock Reno Half Marathon, Relay & 5KReno, NV Usually held in October · next date not announcedHalf Marathon5K ~3,000 runners
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Spinx Run FestGreenville, SC Usually held in October · next date not announcedMarathonHalf10K5K ~3,000 runners
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The Great GO! St. Louis Halloween RaceEureka, MO Usually held in October · next date not announcedHalf Marathon10K5K1-Mile Fun Run ~3,000 runners
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Duneland Half Marathon and 5KChesterton, IN Usually held in October · next date not announcedHalf Marathon5K ~2,650 runners
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Bull City Race FestDurham, NC Usually held in October · next date not announcedHalf Marathon5 Miles1 Mile ~2,500 runners
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Fargo Mini MarathonFargo, ND Usually held in October · next date not announcedHalf Marathon10K5KRed River Double ~2,500 runners
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Ocean State MarathonNarragansett, RI Usually held in October · next date not announcedMarathonHalf ~2,500 runners
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Spokane MarathonSpokane, WA Usually held in October · next date not announcedMarathonHalf10K ~2,500 runners
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Judgment Day Half Marathon, 10K & 5K Run/WalkBakersfield, CA Usually held in October · next date not announcedHalf Marathon5K10K ~2,293 runners
Guides from the RaceRove blog
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- 4 min read Diplo's Run Club 2026-27: Every City, Date and Course Diplo's Run Club is a 5K with a post-race concert. Every US date for 2026-27 (San Francisco, New York, Los Angeles, San Diego and Phoenix), start times and courses.
- Blog All guides Planning advice for finding, choosing and travelling to races.
October Half Marathons 2026 & 2027: common questions
- How many october half marathons are there?
- RaceRove currently lists 179 upcoming races with a confirmed date, plus 275 annual events whose next date hasn't been announced yet.
- How long is a half marathon?
- A half marathon is 13.1 miles (21.1 kilometres).
Search every half marathon in October
Filter by state, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.