The Lake Sammamish Half Marathon is an annual running event that takes place in Issaquah, a city located just east of Seattle, Washington. The race features several race distances, including the Half Marathon, 5K, and 10K, providing options for runners of various skill levels. The scenic course takes participants along the picturesque shores of Lake Sammamish, with stunning views of the water, nearby mountains, and lush landscapes. The event is well-known for its friendly atmosphere, flat course, and community vibe, making it a favorite among both seasoned runners and beginners. Whether you’re aiming for a personal best or just looking to enjoy a beautiful day in nature, the Lake Sammamish Half Marathon is a fantastic race to be part of.
Race Date:
08 March, 2025
The Lake Sammamish Half Marathon, taking place on March 8, 2025, is a fast and scenic point-to-point race with just 16 meters of elevation gain. Organized by Orca Running, it follows a flat, mostly paved trail from Redmond’s Marymoor Park to Lake Sammamish State Park.
Weather based on historical averages. Route data provided by Strava, based on last year's race.
The Lake Sammamish Half Marathon, taking place on March 8, 2025, is a fast and scenic point-to-point race with just 16 meters of elevation gain. Organized by Orca Running, it follows a flat, mostly paved trail from Redmond’s Marymoor Park to Lake Sammamish State Park.
The Lake Sammamish Half Marathon is 21km long.
The Lake Sammamish Half Marathon takes place in Redmond, King County, Washington, USA.
The Lake Sammamish Half Marathon elevation gain is 16 meters, which Runna classifies as a Flat race.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
The Lake Sammamish Half Marathon, taking place on March 8, 2025, is a fast and scenic point-to-point race with just 16 meters of elevation gain. Organized by Orca Running, it follows a flat, mostly paved trail from Redmond’s Marymoor Park to Lake Sammamish State Park.
The Lake Sammamish Half Marathon is 21km long.
The Lake Sammamish Half Marathon takes place in Redmond, King County, Washington, USA.
The Lake Sammamish Half Marathon elevation gain is 16 meters, which Runna classifies as a Flat race.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
Running
Coastal
Nature
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Lake Sammamish Half or Orca Running. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Lake Sammamish Half website.