Dog Friendly Hiking Trails in Boulder, CO

There are 14 dog-friendly hiking trails in Boulder. Use the links below to get an overview of each one, see pictures, print directions, and even read reviews from other dog owners. Coming from out of town? Get a discounted rate on pet friendly hotels in Boulder.

Pet Friendly Mesa Trail
Mesa Trail Leashed dogs are welcome to hike Mesa Trail in Boulder, CO. This pet-friendly hike usually takes about 4 hours to complete. You and Fido can explore the many detours and loops through differing terrain including meadows, creeks and springs. See Details
Pet Friendly Flatirons Vista and Doudy Draw Trail
Flatirons Vista and Doudy Draw Trail Leashed dogs are welcome to join you on a hike at Flatirons Vista and Doudy Draw Trail in Boulder, CO. This pet-friendly, 3.7 mile hike takes about 3 hours to complete. This is a gorgeous hike for early spring when the mesa is in full bloom, and a stunning evening hike during the summer when you can watch the sunset behind the mountains. See Details
Chautauqua Park Chautauqua Park welcomes leashed dogs on the grassy lawn and nearby trails of this beautiful, scenic hiking area in Boulder, CO. This pet-friendly park welcomes you and Fido to enjoy an afternoon picnic or hit the Chautauqua Trail for some exercise and fresh air. Be sure to pack water for you and your pup, and remember to clean up after your pets during your visit. See Details
Royal Arch Trail Royal Arch Trail is a challenging and heavily trafficked 3.2-mile hike in Boulder, CO, that will take about 4 hours to complete with Fido. You can't get any closer to the vertical face of the Flatirons unless you are a climber, so bring Fido along to enjoy the views and exercise. Dogs must be leashed while on the trail. See Details
Boulder Reservoir Boulder Reservoir is a pet-friendly destination in Boulder, CO. Leashed pets are welcome seasonally at this popular recreation area, which includes swimming areas, fishing and wildlife viewing. On the North Side of the lake, dogs can take the short hike from the Open Space parking lot down to the beach and then run for miles. On the South Side of the lake, from Labor Day until mid-May, dogs are allowed to play on the Reservoir’s “people beach." Dogs are prohibited from May 15 through Labor Day. See Details
Switzerland Trail The Switzerland Trail is one of 1600 rail-trails supported by Rails-to-Trails Conservancy, a nonprofit organization that is working to create a nationwide network of trails from former rail lines and connecting corridors. Previously an unused railroad corridor, this "rail-trail" is now a great place to walk Fido in Boulder! The map below shows a trailhead where you can pick up the Switzerland Trail. Rails-to-Trails Conservancy has generously provided map data for this trail to Bring Fido for informational purposes only. For more detailed trail information, please visit TrailLink.com. See Details
Green Mountain Summit Loop Trail Leashed dogs are welcome at Green Mountain Summit Loop Trail, a pet-friendly trail in Boulder, CO. This 5.3 mile hike that will take about 5 hours to complete with Fido. This strenuous loop, known for its numerous butterflies, is just west of the Flatirons and can be accessed by several trails. It is recommended to bring water along, and to hike this trail earlier in the day to avoid thunderstorms. See Details
South Boulder Peak and Bear Mountain Trail South Boulder Peak and Bear Mountain Trail in Boulder, CO, is a dog-friendly, 5.6 mile hike that generally takes about 6 hours to complete. This challenging hike, which is the highest summit in the area, welcomes leashed pups that will enjoy the mostly shaded trail. This trail tends to be less crowded than other trails in a town that is full of climbers and hikers. Be aware that some scrambling is required to get to the rocky summit, but the views at the top are worth it. See Details
Mount Sanitas Trail Leashed dogs are welcome on Mount Sanitas Trail in Boulder, CO. This pet-friendly trail is a challenging yet rewarding outing, with many stairs leading to the summit. Easier hikes are also available in the same location. See Details
Twin Lakes Trail Bring Fido hiking on Twin Lakes Trail in Boulder, CO. This easy, pet-friendly double loop trail circles two reservoirs. Dogs must be leashed on the east trail loop, but can be off-leash on the west trail loop. See Details
Bobolink Trail Leashed dogs are welcome on Bobolink Trail in Boulder, CO. This easy, pet-friendly trail follows a creek and offers distant views of the Flatirons. There are benches and a picnic table available. See Details
1st/2nd Flatiron Leashed dogs are welcome on to hike the 1st/2nd Flatiron, a pet-friendly trail in Boulder, CO. This popular, moderate out-and-back trail features rocky switchbacks, some light rock scrambling, and views of the city and the Flatirons. See Details
Rattlesnake Gulch Trail Leashed dogs are welcome on Rattlesnake Gulch Trail, a pet-friendly trail located within Eldorado Canyon State Park in Boulder, CO. This moderate, just over 3.5-mile trail offers spectacular views. See Details
Chautauqua Park Chautauqua Park, located in Boulder, CO, is a part of a national historical landmark dating back to over 100 years ago in 1898. This pet-friendly recreation area provides access to multiple open-space mountain park trails and hosts tons of grassy areas for kids and pups to run and play. It's also close to the Chautauqua Dining Hall and Auditorium and the Chautauqua Ranger Cottage, which has a playground and tennis courts. See Details
Golden Gate Canyon State Park Golden Gate Canyon State Park in Golden, CO, is a dog-friendly scenic area covered in dense forest and rocky peaks. You and Fido will discover over 35 miles of paths through fields and woodlands, including some of the most popular trails: Horseshoe Trail, Snowshoe Hare Trail, and Mule Deer Trail Loop. See Details
Eldorado Canyon State Park Eldorado Canyon State Park is dog friendly, located just down the road from Boulder and a stone's throw from Denver in Colorado. This picturesque park contains sandstone cliffs, South Boulder Creek, and several sheer golden walls for climbing. You must keep Fido on a leash while exploring. See Details
Beaver Brook Trail Leashed dogs are welcome on Beaver Brook Trail, a strenuous, pet-friendly hike on the south rim of Clear Creek Canyon in Golden, CO. Even though the trail isn't far from Denver, it's difficult enough that Fido will think he's on a rural, backcountry hike. The trail is not a loop, but is 10-miles one-way with limited trail markers. Please remember your starting point, and bring a map, food and water on this difficult hike. See Details
Roosevelt Community Park Roosevelt Community Park in Longmont, CO, is dog friendly! Leashed dogs are welcome to join their owners for a stroll through the park, which features BBQ stations and picnic areas, parking lots, public art, a playground, shelters, Wi-Fi, and more. See Details
Sloan's Lake Park Sloan's Lake Park is a 177-acre, dog-friendly area in Denver, CO. The park is the second largest of Denver's parks, located in the Highlands neighborhood. It's bordered by a 2.6-mile trail for walking, jogging and walking your pooch on a leash. Fishing, boating and water skiing are allowed on the lake and the annual Colorado Dragon Boat Festival is held there, too. See Details
Ceran Saint Vrain Trail This 4-mile, pet-friendly hike in Ward, CO, runs along a creek and is most popular (and beautiful) in early June when the calypso orchid is in bloom on the forest floor. Round-trip, the Ceran Saint Vrain Trail will take Fido about 4 hours to finish; 5 hours if you continue on to the Miller Rock summit, which provides an awesome view from an equally impressive pile of boulders. See Details
Boulder, CO, US