August · Marathon
August Marathons 2026 & 2027
RaceRove lists 64 annual marathons usually held in August. None has a confirmed date yet.
- Upcoming, date confirmed
- 0
- Active listings
- 64
- States
- 28
Nearby months
Largest August Marathons
By estimated field size across all distances at the event.
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Santa Rosa MarathonSanta Rosa, CA Usually held in August · date not confirmedMarathonHalf Marathon10K5K ~4,000 runners Flat courseBoston Qualifier
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Leading Ladies MarathonSD Usually held in August · date not confirmedMarathonHalf ~1,500 runners Downhill courseBoston Qualifier
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Marquette MarathonMarquette, MI Usually held in August · date not confirmedMarathonHalf Marathon5K ~1,500 runners Downhill courseBoston Qualifier
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Sioux Falls MarathonSioux Falls, SD Usually held in August · date not confirmedMarathonHalf10K5K ~1,500 runners Flat courseBoston Qualifier
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Anchorage RunFest (Humpy's Marathon)Anchorage, AK Usually held in August · next date not announced49K UltraMarathonHalf MarathonRelay +2 more ~1,400 runners
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Appletree MarathonVancouver, WA Usually held in August · date not confirmedMarathonHalf Marathon5K ~1,200 runners Flat courseBoston Qualifier
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ET Full Moon Midnight MarathonRachel, NV Usually held in August · date not confirmedMarathonHalf Marathon10K5K +1 more ~1,000 runners Hilly course
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Wausau MarathonWausau, WI Usually held in August · date not confirmedMarathonHalf MarathonRelay5K ~1,000 runners Flat courseBoston Qualifier
August Marathons by state
- California (6)6 races listed
- Michigan (5)5 races listed
- Wisconsin (5)5 races listed
- Nebraska (4)4 races listed
- North Carolina (4)4 races listed
- South Dakota (4)4 races listed
- Utah (4)4 races listed
- Alaska (3)3 races listed
- Colorado (3)3 races listed
- Montana (3)3 races listed
- New York (3)3 races listed
- Minnesota (2)2 races listed
- Nevada (2)2 races listed
- Pennsylvania (2)2 races listed
- Washington (2)2 races listed
- West Virginia (2)2 races listed
Annual events awaiting their next date
These marathons are held every year, but the next date isn't in the listing yet.
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Santa Rosa MarathonSanta Rosa, CA Usually held in August · date not confirmedMarathonHalf Marathon10K5K ~4,000 runners Flat courseBoston Qualifier
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Leading Ladies MarathonSD Usually held in August · date not confirmedMarathonHalf ~1,500 runners Downhill courseBoston Qualifier
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Marquette MarathonMarquette, MI Usually held in August · date not confirmedMarathonHalf Marathon5K ~1,500 runners Downhill courseBoston Qualifier
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Sioux Falls MarathonSioux Falls, SD Usually held in August · date not confirmedMarathonHalf10K5K ~1,500 runners Flat courseBoston Qualifier
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Anchorage RunFest (Humpy's Marathon)Anchorage, AK Usually held in August · next date not announced49K UltraMarathonHalf MarathonRelay +2 more ~1,400 runners
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Appletree MarathonVancouver, WA Usually held in August · date not confirmedMarathonHalf Marathon5K ~1,200 runners Flat courseBoston Qualifier
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ET Full Moon Midnight MarathonRachel, NV Usually held in August · date not confirmedMarathonHalf Marathon10K5K +1 more ~1,000 runners Hilly course
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Wausau MarathonWausau, WI Usually held in August · date not confirmedMarathonHalf MarathonRelay5K ~1,000 runners Flat courseBoston Qualifier
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Headlands Endurance RunsSausalito, CA Usually held in August · date not confirmedMarathon50K50 Mile100 Mile ~700 runners
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Moonlight on the Falls MarathonDavis, WV Usually held in August · next date not announcedMarathonHalf Marathon10K ~700 runners Hilly courseBoston Qualifier
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Nebraska State Fair MarathonGrand Island, NE Usually held in August · date not confirmedMarathonHalf MarathonMarathon Relay5K +1 more ~700 runners Flat courseBoston Qualifier
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Millennium Meadows MarathonGrand Rapids, MI Usually held in August · date not confirmedMarathonHalf Marathon10K5K ~600 runners Flat courseBoston Qualifier
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Wicked Fast Marathon & Half MontanaLivingston, MT Usually held in August · date not confirmedMarathonHalf Marathon ~600 runners
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Crater Lake Rim RunsCrater Lake, OR Usually held in August · date not confirmed6.7 mileHalf MarathonMarathon ~500 runners Hilly course
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Nitty Gritty Off-Road RaceRed Lodge, MT Usually held in August · date not confirmedMarathonHalf Marathon8.5 Mile ~500 runners
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Paavo Nurmi MarathonHurley, WI Usually held in August · date not confirmedMarathonHalf Marathon5K ~500 runners Rolling course
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Big Sky Trail MarathonBig Sky, MT Usually held in August · date not confirmedTrail Marathon ~400 runners
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Fallsburg MarathonLowell, MI Usually held in August · date not confirmedMarathonHalf Marathon5K ~400 runners
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Riley Trails MarathonHolland, MI Usually held in August · date not confirmedMarathonHalf Marathon10K ~400 runners
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Drake Well MarathonTitusville, PA Usually held in August · date not confirmedMarathonHalf Marathon ~300 runners Rolling courseBoston Qualifier
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Hatcher Pass Marathon/50MWillow, AK Usually held in August · date not confirmedMarathon50M trail ~250 runners Hilly course
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Philmont Trail RaceCimarron, NM Usually held in August · date not confirmed50 MileMarathonHalf Marathon8 Mile ~250 runners
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Run with the Horses MarathonGreen River, WY Usually held in August · date not confirmedMarathonHalf10K ~175 runners Hilly course
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Baby Backyard 5K-50K UltraMaple Grove, MN Usually held in August · date not confirmed50KMarathonHalf Marathon10K +1 more ~150 runners
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Great Plains Trail MarathonCrawford, NE Usually held in August · date not confirmedTrail Marathon ~150 runners
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Med Bow Rail Trail Marathon & Half MarathonLaramie, WY Usually held in August · next date not announcedMarathonHalf Marathon ~150 runners Hilly course
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Aspen BackcountryAspen, CO Usually held in August · next date not announced50 KilometerMarathonHeavy Half Marathon
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Bound for Boston Marathon & Half Marathon - DenverDenver, CO Usually held in August · next date not announcedMarathonHalf Marathon10K5K Flat courseBoston Qualifier
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Bound for Boston Marathon & Half Marathon - MilwaukeeMenomonee Falls, WI Usually held in August · next date not announcedMarathonHalf Marathon10K5K Flat courseBoston Qualifier
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Bound for Boston Marathon & Half Marathon - MinneapolisMaple Grove, MN Usually held in August · next date not announcedMarathonHalf Marathon10K5K
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Butterfield Canyon MarathonHerriman, UT Usually held in August · next date not announcedMarathonHalf Marathon
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Cape Blossom MarathonKotzebue, AK Usually held in August · next date not announcedMarathonHalf Marathon
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Dark Horse Trail Series (26.2 - 13.1 - 10k)Mill Spring, NC Usually held in August · next date not announcedMarathonHalf Marathon10K5K
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East Canyon Marathon - 26.2 - 13.1 - 10K - 5KMorgan, UT Usually held in August · next date not announcedMarathonHalf Marathon5K10K Downhill courseBoston Qualifier
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Extraterrestrial Full MoonRachel, NV Usually held in August · next date not announcedMarathon5K10K51K
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Fall 2026 Adult Full & Half Marathon Training Evening - ApexApex, NC Usually held in August · next date not announcedMarathon10K5K
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Fall 2026 Adult Full & Half Marathon Training Morning - CaryApex, NC Usually held in August · next date not announcedMarathon10K5K
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Fall 2026 Adult Full & Half Marathon Training Morning - Holly SpringsHolly Springs, NC Usually held in August · next date not announcedMarathon10K5K
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.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- 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.
- Blog All guides Planning advice for finding, choosing and travelling to races.
August Marathons 2026 & 2027: common questions
- How many august marathons are there?
- RaceRove lists 64 annual races. None has a confirmed upcoming date yet.
- How long is a marathon?
- A marathon is 26.2 miles (42.2 kilometres).
Search every marathon in August
Filter by state, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.