2025 Marathons

September 2025 Marathons

Your complete September 2025 marathon calendar. Find every marathon happening in September 2025 with comprehensive race details, registration information, and official results, including the Heart of America Marathon (Missouri), Last Chance BQ.2 Marathon Chicagoland (Illinois), and Old Forge Marathon (New York).

Each marathon listing includes a 2025 marathon guide including dates, locations, course details, weather conditions, and relevant links for registration and more information. We maintain the most current results database, publishing official results on race day, plus complete 2024 results for year-to-year comparison.

Cascade Express Marathon

North Bend, Washington

September 6, 2025

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The Cascade Express Marathon features a unique course that begins with a flat stretch along Keechelus Lake, followed by a thrilling passage through the 2.4-mile Snoqualmie Tunnel, and concludes with a stunning 17-mile, 1,500-foot descent through mountain vistas and cascading waterfalls. Celebrated for its fast, USATF-certified course, it is a top choice for runners seeking to achieve a Boston Qualifier or personal record, complete with excellent support and scenic beauty in North Bend, Washington.

Lock 2 Lock Marathon

Williamsport, Maryland

September 6, 2025

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The Lock 2 Lock Marathon in Williamsport, Maryland, challenges runners with its rugged course along the historic C&O Canal Towpath, featuring dirt trails marked by potholes, roots, and rocks, yet maintains a minimal elevation gain of just 40 feet. As a Boston Qualifier, this USATF-certified marathon attracts those seeking a competitive edge, while offering a peaceful escape amidst the scenic beauty of the canal's natural landscape.

Holloman Ace of Races Marathon

Alamogordo, New Mexico

September 6, 2025

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The Holloman Ace of Races Marathon in Alamogordo, New Mexico, offers runners a flat, fast course with breathtaking views of the Sacramento Mountains and White Sands National Park, enhanced by static aircraft displays that highlight its unique Air Force heritage. The event supports the Morale, Welfare, and Recreation fund for Holloman AFB Airmen and their families, making it a meaningful race that combines speed, scenic beauty, and community spirit.

Abebe Bikila Day International Peace Marathon

Washington D.C.,

September 7, 2025

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The Abebe Bikila Day International Peace Marathon features a flat, double out-and-back course along Washington, D.C.'s scenic C&O Towpath, where runners traverse gravel and dirt paths amid the vibrant activity along the Potomac River. Celebrating the legacy of Olympic champion Abebe Bikila, this race fosters a spirit of peace and unity, offering a meaningful experience with a pre-race September 11 Memorial and opportunities to support charitable causes.

Appletree Marathon

Vancouver, Washington

September 7, 2025

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The Appletree Marathon in Vancouver, Washington, offers a scenic course that winds through historic Fort Vancouver and along the beautiful Columbia River, providing runners with a captivating "Run Through History" experience. As a Boston Qualifier with a mostly flat terrain and new single-loop design for 2025, it combines a fast pace with community festivities, making it an ideal choice for both competitive and recreational runners.

Surfers Point Marathon

Ventura, California

September 7, 2025

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The Surfers Point Marathon features a breathtaking ocean-side course with a flat, fast design that winds along Ventura's scenic coast, from Solimar Beach up the Old Rincon Highway, offering runners minimal elevation gain and a refreshing sea breeze. As a Boston qualifier, this marathon is perfect for personal record attempts and includes festive post-race celebrations with complimentary beer, street tacos, and a friendly atmosphere, making it a standout event in the Californian coastal running scene.

Holland Haven Marathon

Holland, Michigan

September 7, 2025

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The Holland Haven Marathon offers a breathtaking course from Grand Haven to Holland, Michigan, with its flat, USATF-certified route skirting the scenic shores of Lake Michigan and Lake Macatawa, ideal for those chasing a Boston Marathon qualification. This race not only tests endurance but also immerses runners in the vibrant community spirit of Holland, complete with a festive post-race celebration featuring live music and local cuisine.

Charles River Marathon

Boston, Massachusetts

September 9, 2025

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The Charles River Marathon features a flat, 2.6-mile loop along Boston's scenic Charles River, offering runners a strategic challenge with ten laps past iconic spots like DCR’s Herter Park. With its lively atmosphere, USATF certification, and a cause-driven mission to support skin cancer awareness, this race combines competitive spirit with community engagement, making it a standout event for both seasoned and aspiring marathoners.

Skagit Flats Marathon

Burlington, Washington

September 10, 2025

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The Skagit Flats Marathon in Burlington, Washington, features an exceptionally flat and fast course through the picturesque Skagit Valley farmlands, making it the flattest Boston qualifier in the state. This intimate race, capped at 800 participants, offers a community-driven atmosphere with strong support from local volunteers and 15 well-stocked aid stations, providing a serene yet challenging experience for runners seeking personal bests amidst charming rural landscapes.

Priest Lake Marathon

Priest Lake, Idaho

September 13, 2025

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The Priest Lake Marathon invites runners to experience a captivating off-road adventure through Idaho's stunning wilderness, featuring a course that winds along well-packed dirt trails and fire roads, offering scenic views of Priest Lake and the majestic Selkirk Mountains. This race is ideal for both novice and seasoned marathoners, blending the thrill of trail running with the community spirit and support of a road race, complete with custom medals, tech shirts, and a celebratory lunch at the finish.

Huntsville Marathon

Huntsville, Utah

September 13, 2025

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The Huntsville Marathon takes runners on a breathtaking downhill journey from Monte Cristo, dropping nearly 3,852 feet through Utah's vibrant autumn landscapes to the finish at Huntsville Town Park. Renowned as the fastest marathon in Utah and among the top ten in the U.S., it combines the thrill of a high-speed race with the challenge of high-altitude acclimatization, all within a supportive and well-organized community event.

Dirt Dash Marathon

Johns Island, South Carolina

September 13, 2025

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The Dirt Dash Marathon at Johns Island County Park in South Carolina features an engaging 3.3-mile loop that runners navigate eight times, offering easy access to a fully stocked aid station amidst the enchanting Southern landscape of ancient oaks and Spanish moss. This inviting race, with its range of distances from 5K to a full marathon, creates a vibrant community atmosphere and provides a perfect blend of natural beauty and personal achievement, making it suitable for both first-time trail runners and seasoned marathoners.

Wabash Trace Nature Marathon

Shenandoah, Iowa

September 13, 2025

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The Wabash Trace Nature Trail Marathon invites runners on a scenic journey through Iowa's rolling hills and lush landscapes, featuring 63 original railroad bridges offering views of wetlands and limestone outcroppings. As a Boston Qualifier with a small, intimate field, this race combines the challenge of a fast course with the charm of rural Iowa, culminating in a festive finish in Shenandoah with local food, beer, and live music.

Boring Marathon

Boring, Oregon

September 14, 2025

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The Boring Marathon in Oregon takes runners through the picturesque Springwater Trail, featuring a two-loop course with rolling hills and notable climbs like Palmblad Road, all set against the tranquil backdrop of neighborhood streets and serene parks. As a Boston Qualifier, this volunteer-run event not only challenges runners with its strategic elevation changes but also fosters a strong sense of community, with proceeds supporting local youth athletic programs.

Sundance to Spearfish Marathon

Spearfish, South Dakota

September 14, 2025

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The Sundance to Spearfish Marathon offers a stunning and fast 26.2-mile course, starting at Cement Ridge in Wyoming and descending 3,000 feet to Spearfish, South Dakota, passing through breathtaking mountain meadows and the iconic "Dances with Wolves" film site. With nearly 34% of finishers qualifying for the Boston Marathon, this intimate, 100-participant race is a prime choice for runners seeking personal bests amidst the serene beauty of the Black Hills.

Elk River Rail Trail Marathon

Clay, West Virginia

September 14, 2025

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The Elk River Rail Trail Marathon in Clay, West Virginia, features an out-and-back course that combines rolling hills with the serene beauty of the Elk River, offering runners a fast and picturesque route despite its crushed stone surface. As the only marathon on this scenic trail, it provides a unique racing experience with tree-canopied paths and charming trailheads, ideal for those seeking both a personal best and a deep connection with nature.

Tunnel Light Marathon

North Bend, Washington

September 14, 2025

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The Tunnel Light Marathon takes runners on an exhilarating course from Snoqualmie Pass to North Bend, Washington, featuring a thrilling 2.4-mile pitch-black tunnel and a scenic descent through lush forests. Known for its consistent 2.2% downhill grade and over 2,000 feet of elevation loss, this marathon is a favorite for those aiming for personal records and Boston Marathon qualification, with a remarkable success rate of over 42% among participants.

Fall Equinox Marathon

Fort Collins, Colorado

September 14, 2025

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The Fall Equinox Marathon in Fort Collins, Colorado, features a breathtaking downhill course that starts at the Mishawaka Amphitheater and winds through the vibrant autumn landscapes of the Poudre River Canyon. With its dramatic elevation drop and intimate field capped at 300 runners, this marathon offers a perfect blend of challenge and serene beauty, culminating in a lively finish line celebration with local food, drinks, and music.

Black Hills Veteran Marathon

Deadwood, South Dakota

September 20, 2025

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The Black Hills Veteran March and Marathon takes runners on a breathtaking 26.2-mile journey along the historic George S. Mickelson Trail, weaving through the majestic Black Hills from Rochford to the finish line at Deadwood. Honoring the sacrifices of servicemen and women, this event blends camaraderie and challenge, offering a meaningful experience for participants across various race categories, including military and civilian teams.

Top of Utah Marathon

Logan, Utah

September 20, 2025

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The Top of Utah Marathon guides runners through a breathtaking course starting with a gentle descent amidst vibrant fall colors and canyon views, transitioning to a flat, slightly uphill challenge with numerous turns in the final miles. Celebrated for over 26 years in Logan, Utah, this race is the state's only Olympic Trials qualifier, offering a serene yet competitive atmosphere with ample support and $6,800 in prizes.

Air Force Marathon

Dayton, Ohio

September 20, 2025

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The Air Force Marathon takes runners on a dynamic course that winds through the historic Wright-Patterson Air Force Base, featuring a challenging yet rewarding finish under the wings of historic aircraft at the National Museum of the United States Air Force. This Boston Marathon qualifier offers a unique blend of military heritage and athletic challenge, with an atmosphere enriched by aircraft displays, enthusiastic support, and the thrill of running on an active airbase.

Ely Marathon

Ely, Minnesota

September 20, 2025

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The Ely Marathon offers a captivating course that begins at Camp Du Nord near Burntside Lake and features the unique Canoe Portage Division, where runners carry a canoe over their heads, adding an adventurous twist. This Boston-qualifying race invites participants to embrace its challenging elevation changes and stunning Minnesota landscapes, culminating in a festive finish at Whiteside Park with live music and community camaraderie.

Fox Cities Marathon

Appleton, Wisconsin

September 21, 2025

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The Fox Cities Marathon takes runners on a scenic 26.2-mile journey through six Wisconsin communities, featuring seven miles of paved trails and the impressive 1,600-foot Fox Cities Trestle Trail Bridge. Known for its enthusiastic community support and vibrant atmosphere, this marathon offers a unique blend of natural beauty and local charm, making it a memorable experience for both seasoned athletes and newcomers.

Fox Valley Marathon

St. Charles, Illinois

September 21, 2025

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The Fox Valley Marathon takes runners on a scenic journey through the charming towns of St. Charles, Geneva, and Batavia, following the picturesque Fox River on a mostly flat course with just a few gentle inclines. Known for its small race atmosphere and big race amenities, this event offers a supportive, family-friendly environment with multiple race options, making it a perfect choice for both seasoned marathoners and newcomers.

Tromptown Marathon

DeRuyter, New York

September 21, 2025

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The Tromptown Marathon takes runners through four counties in New York, featuring challenging terrain with breathtaking views, including a notorious "heartbreak hill" at mile 20 and a rewarding descent with panoramic valley vistas. Nestled in the tranquil setting of DeRuyter, this race offers a family-friendly, community-driven atmosphere, complete with a weekend of multi-sport events like the DeRuyter DuAthlon, making it an ideal choice for those seeking a more intimate marathon experience.

Bellingham Bay Marathon

Bellingham, Washington

September 21, 2025

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The Bellingham Bay Marathon offers a breathtaking point-to-point course that takes runners from Lummi Nation near Gooseberry Point through diverse landscapes, including rural farmlands and waterfront greenways, before finishing in downtown Bellingham. As a Boston Marathon qualifier, this event combines stunning views of Bellingham Bay and the North Cascade mountains with a challenging yet rewarding experience, attracting dedicated runners eager for a personal best in the Pacific Northwest's cool fall weather.

Mill Race Marathon

Columbus, Indiana

September 27, 2025

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The Mill Race Marathon in Columbus, Indiana, features a predominantly flat course that winds through scenic People Trails and city parks, making it a prime choice for runners seeking a personal best or a Boston Marathon qualifying time. With its community-centric atmosphere, lively pockets of support, and a variety of race options, it offers a well-organized and memorable experience for both serious competitors and casual participants.

Monument Marathon

Scottsbluff and Gering, Nebraska

September 27, 2025

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The Monument Marathon in Nebraska challenges runners with a scenic course that begins with a downhill start from the Wildcat Hills State Recreation Area, weaving through historic sites like Scotts Bluff National Monument and along the storied Oregon Trail. This Boston Marathon qualifier not only tests endurance with its diverse terrain and formidable elements but also supports local education through the Western Nebraska Community College Foundation, making it a fulfilling race for both body and spirit.

Jackson Hole Marathon

Jackson Hole, Wyoming

September 27, 2025

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The Jackson Hole Marathon offers a stunning point-to-point course that begins under the iconic elk antler arches in Jackson and takes runners through breathtaking landscapes, including the National Elk Refuge and a scenic crossing over the Snake River. Running at over 6,000 feet, this high-altitude challenge rewards participants with extraordinary views of the Grand Teton Mountains, making it a must for those seeking both physical and visual exhilaration.

Hamptons Marathon

Southampton, New York

September 27, 2025

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The Hamptons Marathon features a double-loop course through the picturesque roads of Southampton Village, offering breathtaking views of the Atlantic Ocean and Shinnecock Bay with a mostly flat terrain, ideal for those pursuing a Boston Marathon qualifier. Known for its intimate atmosphere, the race hosts 200-400 runners and is celebrated for its scenic beauty, exceptional organization, and vibrant post-race festivities, making it a standout event on any marathon calendar.

Akron Marathon

Akron, Ohio

September 27, 2025

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The Akron Marathon features a dynamic 26.2-mile course that weaves through the city's scenic neighborhoods and bustling commercial areas, offering a mix of paved surfaces and challenging elevation changes like the Sand Run ascent and Heart Rate Hill. Renowned for its top-notch organization and vibrant community spirit, this race immerses participants in Akron's rich culture, with enthusiastic local support and lively post-race festivities enhancing the experience.

Quad Cities Marathon

Moline, Illinois

September 28, 2025

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The Quad Cities Marathon offers a scenic 26.2-mile course that uniquely weaves through four cities and two states, featuring breathtaking views of the Mississippi River and three iconic bridges. This USATF-certified Boston Qualifier is more than a race; it's a vibrant celebration complete with live entertainment, strong community support, and a variety of events that create an unforgettable experience for runners of all levels.

Adirondack Marathon Distance Festival

Schroon Lake, New York

September 28, 2025

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The Adirondack Marathon takes runners on a visually stunning 26.2-mile journey around Schroon Lake, featuring a challenging mix of flat stretches, steep climbs, and breathtaking Adirondack Mountain views. With a cozy field of 500 participants, this USATF-certified race offers a supportive atmosphere complete with frequent aid stations, an Early Bird Start, and a weekend-long festival of events, making it a unique and memorable experience for both runners and their families.

Kenai River Marathon

Kenai, Alaska

September 28, 2025

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The Kenai River Marathon offers a captivating 26.2-mile loop through Alaska's breathtaking landscapes, featuring rolling hills and flat stretches with stunning views of the Kenai River and snow-capped Kenai Mountains. Held during the peak salmon season, this race not only provides a serene and intimate running experience but also immerses participants in the community spirit with events like a spaghetti feed, all while supporting local parks and recreation.