Worldwide Half Marathon Calendar – Manually Vetted Races | HalfMarathon.net 2,426 events | HalfMarathon.net

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Aug

08

2026

King George, Virginia (United States of America) - "3H Trail Half Marathon". Don't miss out on the opportunity to enjoy the beauty of the Dahlgren Railroad Heritage Trail. Sure, it's held in August. In Virginia. But that's why it's known as the 3H Half: it's HOT, HAZY, and HUMID. All runners will receive a technical tank top and a finisher's medal. This is a beautiful, scenic out and back course on a mostly flat, smooth rails to trails course. Cash prizes, great competition, good food, and awesome swag all make this a memorable event. There is a 5-hour time limit for the half marathon - runners and walkers are welcome! Need a longer challenge? There's a 50K option that kicks off at 6:30am! https://runsignup.com/Race/VA/KingGeorge/3HTrailHalfMarathonandDHRT50K

Aug

08

2026

Maryland Heights, Missouri (United States of America) - "Swifty Fun Run". The race courses wind through scenic, flat routes in gorgeous Creve Coeur Park, St. Louis, Missouri. Each water station is accompanied by appropriate, upbeat music playing loudly, keeping the runners motivated and energized throughout the course. Run/Walk In Person or Virtual 1 Mile | 5K | 10K | 13.1 miles. https://go.evvnt.com/3370704-0?pid=6562

Aug

14

2026

San Diego, California (United States of America) - "America's Finest City Half Marathon". America's Finest City Half Marathon is one of San Diego's fastest and most scenic half marathons. The 49th annual event will run from the Cabrillo National Monument atop the tip of Point Loma, along San Diego Bay, Harbor Island, Embarcadero, past the Star of India, through downtown San Diego to an unforgettable finish in historic Balboa Park. America's Finest City Half Marathon and 5K is a part of In Motion Events' SoCal Triple Crown race series, which also includes the Carlsbad Marathon, Half Marathon and 5K in January, and the GOVX San Diego Half Marathon and 5K in March. This trio offers a variety of courses and scenery throughout San Diego, providing athletes with a fun and unique running experience in distinct parts of the city and county. Athletes who participate in each race in the same calendar year, no matter the distance they participate in, will be awarded a SoCal Triple Crown medal to celebrate their accomplishment of completing the race ser ies. Runners simply register for all three events separately. No additional registration or fee is required to qualify for the SoCal Triple Crown finisher award! We offer a 10% military discount to active duty service members. Make sure to answer the questions about military service during registration to receive the discount instructions. Benefiting the Community Since its inception in 1978, the America's Finest City Half Marathon has helped raise important funds for national and local non-profit organizations. The event's primary beneficiaries are the Cabrillo National Monument Foundation and Friends of Balboa Park. The AFC Half Marathon also provides the opportunity for other local charities to raise funds through their association with the event. Packet Pickup Sheraton San Diego Hotel and Marina, 1380 Harbor Island Dr, San Diego, CA 92101 Friday, August 14: 12 - 4 p.m. Saturday, August 15: 10 a.m. - 4 p.m. Race Times Sunday, August 16, 2026 6:10 a.m.: 5K start time 6:15 a.m.: Half Marathon start time Participant Perks Technical fabric short-sleeve shirt Gorgeous finisher medal Souvenir reusable grocery bag A one-day pass to the invite-only Carlsbad Columbia Sportswear Employee Store Finisher food bag featuring refueling foods Complimentary beer in the post-race beer garden And much more! Course Amenities Water and restrooms will be available throughout the course. Electrolytes will also be available at select stations. Course Restrictions Strollers are not allowed in the half marathon, due to a steep downhill on the half marathon course. Strollers are allowed in the 5K but must line up at the back of the pack at the start line. Dogs are not allowed to participate in the race - we ask that you leave your four-legged friends at home. Awards Awards will be available for pick-up on race day. Post-Race Celebration Both the half marathon and 5K finish at Balboa Park, where finishers can relax, celebrate and reunite with loved ones. Post-race festivities include a DJ, refreshments, and a beer garden for participants aged 21 and older with proper ID. https://go.evvnt.com/3336470-0?pid=6562

Aug

15

2026

Laramie, Wyoming (United States of America) - "Med Bow Rail Marathon and Half Marathon". The Friends of the Medicine Bow Rail Trail host the Med Bow Rail Marathon & Half Marathon. The races showcase the beautiful Medicine Bow Rail Trail and provide a unique high-elevation racing experience. The marathon course covers the Rail Trail from end-to-end and averages 8,926 feet in elevation. The trail is a gently graded, wide, gravel path. Marathon participants follow the course through two states (the trail briefly dips into Colorado after starting just north of the State line) and finish at a serene mountain lake. The half-marathon course mirrors much of the northern portion of the marathon course, making two loops around Lake Owen with the remainder of the course on the Rail Trail. Course maps are available on the event web page. All race proceeds fund trail upkeep and improvement, and the races are intended to promote use of the trail. The event provides a fun and safe way to experience the trail, both competitively and non-competitively. The races are open to all-comers. The races are timed and fully staffed at 5 aid stations, with a start/finish area at Lake Owen, near Albany, WY. All participants receive a race t-shirt. Further details about aid stations, awards, cutoff times, the cancellation policy, and other frequently asked questions are available on the event web page. Race results are publicly available on UltraSignup.com. https://ultrasignup.com/register.aspx?did=131223

Aug

16

2026

Anchorage, Alaska (United States of America) - "Anchorage RunFest". Anchorage RunFest is the flagship, two day, event presented by the Anchorage Running Club. Saturday race events include a Kids 2K and The Anchorage Mile sprint. Sunday race events include a 49K, Marathon, Marathon Relay, Half Marathon, and 5K. The race courses all have stunning scenery and likely wildlife viewings. The Anchorage RunFest is a favorite for members of the 50 States and Marathon Maniac clubs. www.anchoragerunfest.org

Aug

22

2026

Santa Rosa, California (United States of America) - "The Santa Rosa Marathon, Half Marathon, 10K and 5K". The Santa Rosa Marathon returns August 22-23, 2026, for another spectacular weekend running through the heart of California wine country. Treat yourself to scenic miles through dazzling vineyards and scenic pastoral beauty along mostly flat courses in beautiful Sonoma County. Whether you run the 5K, 10K, half marathon, or marathon, we'll be joining you at the finish for an after-party with a complementary beer (if 21+) at Old Courthouse Square in downtown Santa Rosa. Your next destination race awaits, so what are you waiting for? Sign up today. http://go.evvnt.com/3217707-2?pid=6562

Aug

29

2026

Vancouver, Washington (United States of America) - "PeaceHealth Appletree Marathon, First Responder Marathon Relay, Half Marathon and Sunset 5K". Choose from the Sunset 5K Saturday night or a marathon/half marathon on Sunday. Do both the for the Beastman Medal. Our new one loop course is a Boston Qualifier route! This Run Through History will take you on a flat, fast and scenic Boston-Qualifying Marathon, First Responder's Relay Marathon, Half Marathon & 5K course through Fort Vancouver, Officers Row, the Army Barracks, Pearson Airport the oldest operating airport in the USA, the Historical Old Apple Tree, along the majestic Columbia River and many other historical vantage points. There is so much to see that the miles will fly by! https://whyracingevents.com/appletree-run

Aug

29

2026

Morgan, Utah (United States of America) - "East Canyon Marathon". The East Canyon Marathon has four distances. Full Marathon, Half Marathon, 10K and 5K. The Full Marathon starts overlooking Salt Lake City at the Big Mountain Pass at the top of Emigration Canyon and heads East. This course follows along pine trees, aspens and follows several miles along the East Canyon Reservoir. The Full joins Half Marathon about 3/4 around East Canyon Reservoir where the Half Marathons starts and then heads down Red Rock Canyon which has great views and landscapes and unique rock formations. Around Mile 20 of the race the course turns into farmland with beautiful fields of grain and cool barns. The 10K and 5K are out and back courses that start where all distances finish at the Morgan County Fairgrounds. https://www.eastcanyonmarathon.com/?aflt_token=Nktw0AUB3nF4FPeh7Y7AWqQewFdw9sGt

Sep

04

2026

Waco, Texas (United States of America) - "Bear Country Night Trek". Embark on a nocturnal adventure at the Bear Country Night Trek in Waco, Texas, where runners can choose from 5K, 10K, 15K, and half-marathon trail runs, along with a 10K ruck, on the Cameron Park trails. As darkness descends, headlamps illuminate the challenging terrain, providing a thrilling experience under the starry sky. Join us for an authentic nighttime trail run through the heart of Bear Country on Friday or Saturday Night. https://www.texasoutlawrunning.com/bearcountry

Sep

05

2026

St Louis, Missouri (United States of America) - "The Labor Day Slay 5K 10K Ruck and Half Marathon". For registering, you not only get an awesome run on the beautiful Queeny trails, you get a Big ol' heavy finishers medal, The Rockinator Racing Backpack, A soft spun T-shirt commemorating the event, Race Snacks, Colas, Drinks, Ice Popsicles, Professional Chip Timing, Aid station access every lap at 3.25 miles. Fully marked course, Music rocking at racer village, Podium Awards Ceremony, Free Action Pics and finish line Video. Whew! A great way to kick off Labor Day Weekend! https://runsignup.com/Race/MO/StLouis/TheLaborDaySlay



 
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