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Runners during one of the biggest marathons in the us

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The Biggest Marathons in the US That Every Runner Dreams About

The biggest marathons in the US are more than races. They are legendary experiences that inspire runners around the world. From the bustling streets of New York to the historic course of Boston, these events attract tens of thousands of athletes each year. They combine world-class competition, incredible crowd support, and iconic courses that make every mile unforgettable. Whether you are chasing a personal best, looking for a Boston qualifier, or dreaming of a bucket list race, America’s largest marathons offer something special. Each one has its own story, and together they define the spirit of endurance running in the United States.
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    The New York City Marathon – The World’s Biggest Running Stage

    The New York City Marathon is the largest marathon in the US and the world. Each November, more than 50,000 runners cross the finish line in Central Park, supported by over one million spectators. This scale makes it not just one of the biggest marathons in the US, but also one of the most famous sporting events on the planet.

    The course is unforgettable. It begins on Staten Island and carries runners across the Verrazzano-Narrows Bridge into Brooklyn, Queens, the Bronx, and finally Manhattan. The moment you enter Central Park, with cheering crowds packed shoulder to shoulder, is a highlight runners never forget. The energy is constant, with live bands, cultural celebrations, and families shouting encouragement from sidewalks and balconies.

    As one of the World Marathon Majors, New York ranks alongside the Boston Marathon and Chicago Marathon in prestige. Unlike Boston, entry is not based on qualifying standards, but through a lottery system, charity spots, or guaranteed entry for repeat participants. This opens the door for runners of all levels who want to be part of one of the most iconic destination marathons in the USA.

    The race is challenging, with rolling hills and long bridges that test endurance, yet it remains popular for its atmosphere rather than its speed. Elite athletes may use the race to chase glory, while recreational runners often see it as the ultimate bucket list achievement. For anyone looking to experience the pinnacle of big city marathons, New York is the one that delivers the full package of size, prestige, and excitement.

    Quick Facts Table:

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    FeatureDetails
    LocationNew York, NY
    Average Finishers55,000+ (record-setting scale)
    Spectators2,000,000+ along the course
    CourseFive boroughs with multiple bridge crossings
    PrestigeWorld Marathon Major
    Best ForBucket list marathoners and big city race fans
    Train for the Iconic New York City Marathon

    Preparing for one of the biggest marathons in the US requires more than just logging miles. Our New York City Marathon Training Plan is designed to help you tackle the bridges, stay strong through the rolling hills, and manage your pacing across all five boroughs. Whether you’re aiming to finish strong or chase a personal best, this plan gives you the structure and confidence to succeed.

    • NYC-specific workouts: train for bridges, rolling terrain, and long-distance pacing
    • Expert coaching: guidance on fueling, recovery, and race-day strategy
    • Tailored structure: plans adapt to your fitness and schedule
    • Confidence-building: prepare mentally and physically for the world’s largest marathon
    • Accountability: consistent feedback and support to keep you on track

    Run through all five boroughs with confidence and make your New York City Marathon experience unforgettable.

    Get Your NYC Marathon Plan →

    The Boston Marathon - Tradition Meets Prestige

    The Boston Marathon is the oldest annual marathon in the world, first held in 1897. Today it remains one of the biggest marathons in the US, attracting about 30,000 registered participants and roughly 500,000 spectators along the course each April. Unlike the New York City Marathon, which welcomes runners through a lottery, Boston is known for its strict entry standards. To earn a place, athletes must achieve a Boston Marathon qualifier time at another certified event. This has made Boston a global symbol of dedication and achievement.

    The course is as historic as the race itself. It begins in Hopkinton and winds through several Massachusetts towns before ending on Boylston Street in downtown Boston. The route is point-to-point, which adds unique challenges with rolling hills and late-race climbs. The most famous is Heartbreak Hill, a section near mile 20 that tests strength and resilience when energy is running low.

    While Boston is demanding, it is also deeply rewarding. The atmosphere is unmatched, with fans lining nearly every mile. Locals treat the race as a celebration, and the energy surges to unforgettable levels in places like Wellesley College, where the “Scream Tunnel” motivates runners with incredible volume. In recent years, average finish times for the non-elite field have been around 3 hours and 53 minutes, reflecting both the difficulty of the course and the quality of the participants.

    As one of the World Marathon Majors, the Boston Marathon ranks among the most prestigious races on the planet. Runners who cross the finish line wear their medals with pride, joining an exclusive group that many consider the pinnacle of distance running. Boston isn’t just another big city marathon; it’s a tradition woven into the fabric of American sport.

    Looking for an even bigger challenge? Discover some of the most grueling courses in our guide to The Hardest Marathons in the US.

    Quick Facts Table:

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    FeatureDetails
    LocationHopkinton to Boston, MA
    Average Participants~30,000 registered runners
    Spectators~500,000 along the course
    Founded1897 (oldest annual marathon)
    CoursePoint-to-point with rolling hills
    PrestigeWorld Marathon Major
    Average Finish Time~3:53 (non-elite field)
    Best ForQualifiers chasing tradition and prestige
    Train for the Legendary Boston Marathon

    Want to take on one of the most historic and prestigious races in the world? Our Boston Marathon Training Plan is built to help you earn your Boston qualifying time or run confidently through Heartbreak Hill and past cheering crowds on Boylston Street. Whether you're chasing a personal best or crossing off a bucket list race, this plan gives you the structure and strategy you need.

    • Qualifying-focused workouts: speed intervals, tempo runs, and hill training
    • Course-specific strategy: pacing and training tailored to Boston’s rolling terrain
    • Expert coaching: guidance on nutrition, rest, and race execution
    • Adaptive schedule: adjustments based on your fitness and progress
    • Motivation & support: consistent feedback and tracking to keep you accountable

    Equip yourself for Boylston Street and the Boston finish you’ve dreamed of.

    Get Your Boston Marathon Plan →

    The Chicago Marathon - Fast, Flat, and World-Class

    The Chicago Marathon is one of the biggest marathons in the US and a favorite for runners chasing personal bests. With more than 40,000 finishers each October, it is not only one of the largest marathons in the US but also one of the fastest. Its flat and looped course through downtown Chicago makes it a prime destination for anyone seeking a Boston Marathon qualifier or even a shot at a world record.

    The course winds through 29 neighborhoods, starting and finishing in Grant Park. Along the way, runners experience the energy of Chicago’s diverse communities, from the Latin beats of Pilsen to the skyscraper-lined streets of the Loop. The supportive crowds and cooler fall weather combine to create ideal racing conditions, making this race especially popular for first-timers and experienced marathoners alike.

    Chicago is also a highlight of the World Marathon Majors, joining New York and Boston as America’s representatives in the global series. The event attracts elite athletes from across the globe, with past champions setting multiple records here. In fact, world records in the marathon have been broken in Chicago, most recently in the women’s division when Brigid Kosgei ran 2:14:04 in 2019.

    For many runners, Chicago is considered one of the best big city marathons because of its balance of prestige, accessibility, and speed. Unlike Boston, it does not require qualification to enter. Registration is via lottery, charity programs, or guaranteed entry options, making it more open to a wider running community. If your goal is a fast time on an iconic American stage, Chicago is one of the top choices.

    Quick Facts Table:

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    FeatureDetails
    LocationChicago, IL
    Average Finishers40,000+
    CourseFlat, looped city route
    World RecordsBrigid Kosgei (2019, 2:14:04 women’s record)
    PrestigeWorld Marathon Major
    Best ForRunners chasing personal bests and fast qualifiers
    Train for the Fast & Flat Chicago Marathon

    If you're chasing a personal best or a Boston Marathon qualifier, our Chicago Marathon Training Plan is designed for speed. The course is flat and fast, perfect for performance-oriented runners. This plan gives you workouts geared for pacing, efficient endurance, and fine-tuned race execution.

    • Speed-focused sessions: intervals, tempo runs, and pace rehearsal
    • Course-specific pacing: practice for long flat stretches and fast finishers
    • Nutrition & hydration strategy: fueling guidance for race day performance
    • Adaptive training: adjusts based on your weekly feedback and progress
    • Performance accountability: real coaching feedback to keep you on track

    Step into one of the fastest major marathons with confidence and purpose.

    Get Your Chicago Marathon Plan →

    The Marine Corps Marathon - The People’s Marathon

    The Marine Corps Marathon, often called “The People’s Marathon,” is one of the largest marathons in the US that does not offer prize money. This makes it unique among big city marathons, as the focus is entirely on participation, achievement, and community rather than professional competition. Each October, more than 20,000 runners take part in Washington, D.C., making it a standout event for first-time marathoners and experienced runners alike.

    The course highlights some of the most iconic landmarks in the nation’s capital. Starting in Arlington, Virginia, the route passes the Pentagon, the National Mall, the Lincoln Memorial, and the U.S. Capitol before finishing at the Marine Corps War Memorial. The patriotic atmosphere is heightened by the presence of U.S. Marines, who support and encourage runners throughout the event. For many participants, this creates a once-in-a-lifetime experience that blends endurance sport with national pride.

    Unlike the Boston Marathon or Chicago Marathon, the Marine Corps Marathon does not require a qualifying time. Entry is typically through a lottery, which keeps the race accessible to a wide range of participants. Its reputation as a well-organized, supportive, and scenic marathon has helped it consistently rank among the top marathons in America for both atmosphere and runner experience.

    This event is especially popular among those seeking a meaningful marathon without the pressure of elite competition. With strong military involvement, a flat and scenic course, and a reputation for excellent crowd support, the Marine Corps Marathon is often recommended for runners looking for a rewarding and patriotic entry into the world of marathon running.

    Quick Facts Table:

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    FeatureDetails
    LocationArlington, VA & Washington, D.C.
    Participants (typical)~30,000 in some years
    Founded1976
    CourseScenic route past U.S. landmarks
    Prize MoneyNone (one of the largest races without prize money)
    Best ForFirst-time marathoners, patriotic experiences

    The Los Angeles Marathon - Stadium to the Sea

    The Los Angeles Marathon is one of the biggest marathons in the US on the West Coast, drawing around 20,000 to 25,000 participants each March. Since its founding in 1986, it has grown into one of the most recognizable races in America, with a course that once followed the famous “Stadium to the Sea” route from Dodger Stadium to Santa Monica Pier. Although recent editions finish on Avenue of the Stars in Century City, the race still highlights the energy and diversity of Los Angeles.

    The course showcases some of the city’s most famous landmarks. Runners pass through downtown Los Angeles, Hollywood Boulevard, Rodeo Drive, and Beverly Hills before the final stretch into Century City. The race is known for its festive atmosphere, with live music, cheering crowds, and a strong mix of local and international participants.

    Unlike the Boston Marathon, which requires qualifying times, the Los Angeles Marathon is open to all entrants. This inclusivity has helped it become one of the most popular big city marathons in the western United States. The course is not considered as fast as Chicago, but its combination of cultural highlights and mild spring weather makes it a top choice for both first-timers and experienced marathoners.

    The event is also part of the “Triple 5K Tour of LA,” which rewards participants who run the 5K the day before, complete the marathon, and then participate in the Charity Challenge Half Marathon. This gives runners multiple options for being part of Los Angeles’s signature running celebration.

    Quick Facts Table:

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    FeatureDetails
    LocationLos Angeles, CA
    Average Participants20,000–25,000
    Founded1986
    CourseDodger Stadium to Century City (formerly Santa Monica)
    AtmosphereFestive, diverse, with live music and crowds
    Best ForFirst-timers and runners seeking a cultural marathon experience

    The Philadelphia Marathon - Scenic East Coast Classic

    The Philadelphia Marathon may not be as famous as the Boston Marathon or the New York City Marathon, but it has earned a reputation as one of the best fall races in the United States. With more than 10,000 finishers in the full marathon and thousands more across its weekend of events, it is one of the largest marathons in the US outside the World Marathon Majors. The race is held each November, offering cool temperatures and ideal running conditions.

    The course begins and ends near the Philadelphia Museum of Art, where runners finish with the iconic “Rocky Steps” in view. Along the way, participants pass historic landmarks such as Independence Hall, the Liberty Bell, and the Schuylkill River. This combination of history and scenery makes the race appealing to runners looking for both a cultural and athletic experience.

    Unlike some of the bigger marathons that rely on a lottery system, the Philadelphia Marathon is first-come, first-served for registration. This makes it more accessible to runners who want to secure a place without the uncertainty of a draw. The course is relatively flat, with some rolling hills, which means it is often chosen as a Boston Marathon qualifier for athletes aiming to post a fast time late in the year.

    The city embraces the race, with strong community support along the route. Crowds gather in Center City and along the riverbanks to cheer runners toward the finish line. For those seeking a large but approachable marathon on the East Coast, Philadelphia delivers a balance of big-race atmosphere and manageable logistics, making it a consistent favorite.

    Quick Facts Table:

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    FeatureDetails
    LocationPhiladelphia, PA
    Average Finishers10,000+ (full marathon)
    Founded1994
    CourseScenic city and river route, ending at the Art Museum
    AtmosphereHistoric, community-driven, strong fall racing vibe
    Best ForRunners seeking a scenic, accessible Boston qualifier

    Houston Marathon – A Winter Favorite

    The Houston Marathon is one of the largest winter marathons in the United States, held every January. With around 12,000 marathon finishers and more than 27,000 participants across its weekend of races, it is one of the biggest marathons in the US during the early part of the year. Since its founding in 1972, the event has grown steadily, drawing elite athletes and recreational runners who appreciate its flat and fast course.

    The course begins in downtown Houston and runs through several of the city’s neighborhoods before finishing at the George R. Brown Convention Center. Its flat design, cool January weather, and excellent organization make it a popular choice for runners aiming to qualify for the Boston Marathon. It has consistently been rated among the best U.S. marathons for producing qualifying times.

    Beyond speed, the Houston Marathon is known for its strong community support. More than 200,000 spectators line the course, with live bands and cheer groups creating a festive and supportive atmosphere. This energy helps runners push through the later miles, especially those seeking personal bests or first-time finishes.

    The race also includes a half marathon and a 5K, giving the weekend a festival-like feel. For those seeking a winter race that offers mild weather, fast times, and Southern hospitality, Houston stands out as a top option among the top marathons in America.

    Quick Facts Table:

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    FeatureDetails
    LocationHouston, TX
    Average Finishers~12,000 (marathon); 27,000+ across events
    Founded1972
    CourseFlat, city loop with downtown start/finish
    AtmosphereStrong community support with 200,000+ spectators
    Best ForRunners chasing Boston qualifiers and fast winter races
    Train Smarter with a Complete Marathon Running Plan

    Whether you're preparing for one of the biggest marathons in the US or pursuing your first 26.2-mile finish, our Marathon Running Training Plan offers the structure and flexibility runners need. This plan adapts to your fitness level, race goals, and schedule, giving you confidence for any marathon from New York to Boston, Chicago, or beyond.

    • Customized framework: tailored to your fitness, goals, and time constraints
    • Balanced approach: combines endurance, speed, strength, and recovery
    • Race-day strategy: pacing, hydration, fueling, and taper built in
    • Ongoing adjustments: plan adapts as your fitness and life evolve
    • Motivation & support: feedback and guidance to keep you accountable

    Move beyond mileage and build a smarter, stronger journey toward your marathon goal.

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    Twin Cities Marathon – America’s Most Beautiful Urban Marathon

    The Twin Cities Marathon, held each October, is often called “America’s Most Beautiful Urban Marathon.” It connects Minneapolis and St. Paul, Minnesota, with a course that blends cityscapes and lakeside views. With around 8,000 to 9,000 marathon finishers and more than 25,000 participants across race weekend, it is one of the biggest marathons in the US that emphasizes both scenery and community.

    The course begins in downtown Minneapolis and winds past the city’s Chain of Lakes, the Mississippi River, and tree-lined boulevards before finishing at the Minnesota State Capitol in St. Paul. The route is rolling but not excessively hilly, giving runners a scenic yet manageable challenge. Fall colors are often in peak display, adding to the race’s reputation as a visually stunning event.

    Unlike the New York City Marathon or Boston Marathon, the Twin Cities Marathon does not rely on a lottery or strict qualifying standards. Registration is open on a first-come, first-served basis, making it accessible to a wide range of runners. Many choose it as a late-season marathon to enjoy cooler weather and strong Midwest hospitality.

    The atmosphere is supportive and family-friendly, with residents lining the course to cheer runners on. Known for its excellent organization and community spirit, the Twin Cities Marathon has consistently been rated as one of the top marathons in America for its balance of beauty, accessibility, and quality race experience.

    The Twin Cities Marathon is often praised for its scenery, but it’s not the only race with breathtaking views. Discover more stunning courses in our guide to the Most Beautiful Marathons in the US.

    Quick Facts Table:

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    FeatureDetails
    LocationMinneapolis to St. Paul, MN
    Average Finishers8,000–9,000 (marathon)
    Founded1982
    CourseCity streets, lakes, Mississippi River, finish at State Capitol
    AtmosphereScenic, family-friendly, strong community support
    Best ForRunners seeking a scenic fall marathon experience

    The San Francisco Marathon - Challenging Coastal Icon

    The San Francisco Marathon is one of the most distinctive races in the United States. Held every July, it attracts about 6,000–7,000 marathon finishers, with more than 25,000 participants across its weekend of events. While it is not among the very largest in terms of numbers, it is famous for its difficulty and scenic beauty, making it a must-do on many runners’ lists of destination marathons USA.

    The course begins on the Embarcadero near the Bay Bridge and takes runners along the San Francisco waterfront, through Fisherman’s Wharf, and across the Golden Gate Bridge. This is one of the few U.S. marathons where runners get the chance to run the full span of this iconic landmark. The route also winds through Golden Gate Park and several neighborhoods before returning to the Bay for the finish.

    Unlike the Chicago Marathon or Houston Marathon, the San Francisco course is hilly, with over 1,000 feet of elevation gain. This makes it more challenging than most big city marathons, but also adds to its reputation as one of the most scenic. The summer date brings mild coastal weather, often with fog rolling across the bay, creating a uniquely atmospheric race experience.

    The event also features a half marathon and ultramarathon options, which add to its appeal for a wide range of runners. For athletes seeking a race that blends urban running, iconic views, and a tough course, the San Francisco Marathon stands as one of the most memorable races in the country.

    Quick Facts Table:

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    FeatureDetails
    LocationSan Francisco, CA
    Average Finishers6,000–7,000 (marathon); 25,000+ across events
    Founded1977
    CourseWaterfront, Golden Gate Bridge, Golden Gate Park
    AtmosphereScenic, coastal, and challenging with hilly terrain
    Best ForRunners seeking iconic views and a tougher marathon course

    Conclusion – Choosing the Right Marathon for You

    The biggest marathons in the US each offer something unique. From the energy of the New York City Marathon to the tradition of the Boston Marathon, or the scenery of the Twin Cities Marathon, every race has its own personality. The right one for you depends on what motivates you most. Whether that’s chasing a Boston qualifier, enjoying iconic city views, or simply experiencing the joy of running with tens of thousands of others.

    If you want history and prestige, Boston remains unmatched. For fast times and global competition, Chicago and Houston stand out. If atmosphere and iconic sights excite you, New York and San Francisco will deliver unforgettable memories. And if you prefer an accessible but scenic course, Philadelphia and Twin Cities provide a balance of community support and runner-friendly logistics.

    Here’s the thing: marathons aren’t just about the miles. They’re about the stories you’ll collect, the people you’ll meet, and the moments when the crowd lifts you through fatigue. Choosing among the top marathons in America is less about finding the “best” and more about finding the one that aligns with your goals and spirit as a runner.

    So ask yourself, do you want speed, spectacle, scenery, or tradition? Whatever your answer, there’s a marathon waiting for you. Lace up, commit to the training, and step onto the starting line of one of these legendary races. You won’t just finish 26.2 miles. You’ll join a community and a legacy that stretches far beyond the finish line.

    If you’re curious about races beyond the US, check out our guide to The Best Marathons in Australia and explore iconic events Down Under.

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    Graeme

    Graeme

    Head Coach

    Graeme has coached more than 750 athletes from 20 countries, from beginners to Olympians in cycling, running, triathlon, mountain biking, boxing, and skiing.

    Follow on Instagram: @sportcoachingnz

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