The Lake Sonoma 100K, happening on October 19, 2024, is one of California's most fascinating ultramarathons. Set in the beautiful city of Healdsburg, the race navigates its way through miles of single track with enchanting views of Lake Sonoma nestled in the midst of wine country during the vibrant fall season. Athletes can select either a 100k or 50k course. Notably, the Lake Sonoma 100K serves as a qualifier for the reputable Western States 100 Mile Endurance Run.The event's hospitality is renowned, marked by free on-site camping, live music, and a taste of the finest local food, wine, and beer that Sonoma County has to offer. Proceeds from the event support the Children of Vineyard Workers Scholarship Fund, making it not just a challenge for the athletes, but also a community event with a mission.

The Napa Valley Women's Half Marathon & 5K is a stellar sporting event that welcomes female runners from around the world to the beautiful landscapes of California. This action-packed race is set to take place on the 28th of April, 2024 and features two distances – a half marathon of 21.1 kilometers and a shorter 5 kilometer course. Runners taking part can look forward to embarking on routes that meander through multiple picturesque wineries and the most scenic spots of Napa. Regardless of runners' fitness levels – from beginners, walkers to serious athletes, everyone can find their place at this exciting race. This event isn't simply about running, it's also about enjoying the journey, the community, and the incredible surroundings.

Taking place in the scenic Richmond, California, the Nitro Turkey Thanksgiving Day race is a delightful trail running event that brings joyful competition and festivities together. With a choice between 5 km and 10 km courses, the race caters to a variety of fitness levels. Scheduled on the 23rd of November, 2023, at 5:00 AM, the event gives attendees a meaningful and fun way to kickstart their Thanksgiving Day festivities. In addition to the main races, the event also features the 'Little Turkeys Race,' a short dash that allows children under 10 to participate and share the exhilarating race day thrill. As a new American tradition, the event also encourages participants to uphold the spirit of giving by supporting the Food Bank of Contra Costa & Solano through canned food or cash donations.

The Double Dipsea race is a unique trail running event set for August 26th, 2023 in the beautiful region of Stinson Beach, California. Not just another trail run, this race brings an exciting challenge by having handicap start times creating an uncommon but captivating event: the slowest runners start first and the fastest start last, forcing every participant to deal with constant overtaking. By no means it's a race for everyone. Incorporating a distance of 14 miles, the course is largely single-track, meaning runners will be passing each other from both directions throughout the race. Double Dipsea doesn't just test your speed and endurance, it tests your strategy, patience and perseverance. Participants get to enjoy epic views along the Dipsea Trail while tackling the infamous and countless stairs. This is not just a race, it's an extraordinary adventure awaiting resilient runners.

The Nitro Trail Half Marathon is a dynamite race experience scheduled for May 11, 2024, in the scenic city of Pinole, California. Evoking the site's historical significance as a TNT factory, the race aims to provide an explosion of trail running with distances catering to various running levels. The event offers three courses: a 21-kilometer Half Marathon, 10K, and 5K - ideal for competitive runners and beginners alike. Moreover, this highly-anticipated race is the original event by Brazen Racing, marking a tradition followed by over 200,000 runners. Prepare to light the fuse at the Nitro Trail Half Marathon, where racing is more fun with friends and extraordinary medals make the challenge worth every stride.

The Bear Creek Trail Half Marathon, 10K, and 5K are a series of trail running races set in beautiful Martinez, California. Happening on August 10, 2024, these races drape through scenic hills and trails, offering a challenging and rewarding experience for runners of all skill levels. This event is not for the faint-hearted or those seeking an easy, flat course. From ascents to descents, the Bear Creek races have it all. In addition to the adrenaline-fueled run, participants will receive custom finisher medals, high-quality shirts, and their run times will be professionally recorded with electronic chip timing. Whether you're a hiker, walker, or a seasoned runner, the Bear Creek Trail races promise a day full of excitement and awe-inspiring views.

The Mendocino Coast 50K is an exhilarating trail running race set on the scenic Northern California coastline. Scheduled for April 20, 2024, this event promises participants a stunning course featuring a river, ocean, redwoods, and a waterfall. Commencing from the Big River State Beach in the picturesque Mendocino City of California, the race has become a staple for the trail running community. The Mendocino Coast 50K is not just a race; it's an immersive experience set against a backdrop of breathtaking natural environments. Participants are encouraged to prepare for a challenging yet rewarding course meticulously designed to test endurance and allow racers to discover the beauty of the Mendocino Coast simultaneously.

Experience the challenge and rewards of the wilderness at the Rocky Ridge Half Marathon, 10K, and 5K event on September 21st, 2024. Held in the picturesque region of San Ramon, California, this trail running event is known for its steep hills and captivating vistas offered along the hilly terrain of Las Trampas Wilderness. Athletes can choose from three distances – 5K, 10K, or the epic and challenging half marathon. No matter the distance, be prepared for exciting highs and breathtaking views. This is an experience that promises lifetime bragging rights and memories of a truly unique run. The Rocky Ridge event is more than just a race – register to face the trail and the thrill!

Scheduled for April 21, 2024, is the anticipated Badger Cove Half Marathon, 10K & 5K in Fremont, California. This exciting race offers three distances (21K, 10K, and 5K) for participants, making it an inclusive event for runners of various experience levels.This event highlights the sport of trail running and takes participants through diverse terrains of the picturesque city of Fremont. The change of location to Coyote Hills ensures a safe and more memorable experience for the runners due to the previous year's storms making Del Valle trails unsafe.The Badger Cove Half Marathon is also part of the exciting Brazen Racing Ultra Half Series, bridging runners closer to rewarding experiences. Make sure to mark your calendars and join this adrenaline-fueled contest on April 21, 2024!

The No Hands race, an invigorating trail running event, is set to take place on March 9, 2024, in the vibrant city of Auburn, California. Offering a challenging variety of distances including a 35K, 50K, Half Marathon, and an 8K trail run, the event promises to test even the most seasoned athletes. Brought to you by Inside Trail Racing, the No Hands race is not just a test of stamina and determination, but also a unique experience, immersing participants in the picturesque landscape of northern California. Participants are encouraged to tread lightly, as Inside Trail Racing’s events are all cupless in an effort to reduce waste and littering, adding an eco-friendly focus to the challenging and rewarding race.

Lake Sonoma 100K

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