Olmstead Loop Trail

The main trailhead and parking area are conveniently located behind the fire station in Cool, California. You'll find both paid and free parking options available nearby.

Yes, as the Olmstead Loop Trail is located within the Auburn State Recreation Area, standard day-use fees or a California State Parks Pass may be required for entry and parking. It's always a good idea to check the official California State Parks website for the most current information.

The Komoot tour data estimates it takes approximately 1 hour and 12 minutes to complete the 12.7 km (8.8-mile) loop. However, your actual time may vary depending on your pace, skill level, and how often you stop to enjoy the scenery.

The trail is ideally ridden in the winter months to avoid excessive heat. Spring is also a popular time, as the area comes alive with wildflowers. Be aware that after rain, the trail can become very muddy.

While generally considered easy to moderate, the trail does have sections with significant climbs and descents, including an 18% grade in some areas. Its length and elevation gain contribute to a moderate physical rating. Beginners should be prepared for varied terrain and some challenging sections.

The trail largely consists of hard-packed doubletrack and fire roads, making it generally non-technical. However, you'll encounter varied terrain, including open, rolling hills, and sections with steep canyon descents and climbs, particularly where it crosses Knickerbocker and Salt Creeks. Some areas can be rutted, and exposed creek crossings are present.

You'll be treated to diverse and picturesque scenery. The trail parallels Highway 49 on one side and the American River Canyon on the other, offering panoramic views of the North Fork American River and the Auburn Dam construction site. You'll pass through open, rolling hills dotted with oak trees, foothill oak woodlands, and pine forests, with occasional distant views of the snow-capped Sierras.

The Olmstead Loop Trail is part of the Auburn State Recreation Area, which generally allows dogs on leash. Always ensure your dog is on a leash and you clean up after them to respect other trail users and wildlife.

Yes, the route also passes through sections of the Olmstead Loop Trail, Catecraft Lane, Knickerbocker Creek Trail, Rim Trail, Salt Creek Loop Trail, and Antenna Trail. It also connects to the larger Western States Trail.

While trail markers are posted about every half-mile and at most intersections, some users recommend having a downloaded or printed map. The trail isn't always intuitive to follow, so a map can help ensure you stay on course.

The Olmstead Loop Trail is well-known for accumulating significant mud after rain. Some sections can hold water, making for very muddy conditions. This is particularly notable during the annual Cool Mountain Bike Race, which is often held in February.