Trail 25 and Centennial Trail Loop

The loop is primarily located within Riverside State Park, which offers various access points. Parking is generally available at trailheads within the park. For specific details on parking and access points, it's advisable to check the official Riverside State Park website.

Yes, as the loop is largely within Riverside State Park, a Discover Pass is required for vehicle access to state parks in Washington. You can find more information on the Washington State Parks website at wa.gov.

Yes, the Trail 25 and Centennial Trail Loop is generally dog-friendly. However, dogs must be kept on a leash at all times within Riverside State Park and on the Centennial Trail. Please remember to pack out any waste.

The loop can be enjoyed year-round, but spring and fall offer pleasant temperatures and vibrant scenery. During spring, be aware that Deep Creek fording can be difficult due to high water levels, potentially requiring wading. Winter jogging is possible, but conditions may vary, especially on unpaved sections.

The terrain is quite varied. You'll encounter sections of packed dirt, old fire roads, and wide double-track paths through thin forests, particularly on Trail 25. The Centennial Trail portions are often paved, offering a smoother surface. Some parts of Trail 25 can be single-track.

Joggers can enjoy diverse scenery, including views of the Spokane River and surrounding forests. Notable sights include the picturesque suspension bridge over the rapids of the Spokane River. You'll also pass by the View of the Spokane River from Trail 100 and the View of the Bowl and Pitcher, Riverside State Park. The trail meanders through high desert Ponderosa pine forests and basalt canyons.

The Trail 25 and Centennial Trail Loop is rated as 'moderate' difficulty. While some sections of the Centennial Trail are paved and relatively easy, the overall loop, especially with Trail 25, presents more of a challenge with an elevation gain of around 140 meters over 8.7 kilometers. Beginners with a moderate level of fitness should find it manageable, but some segments can provide a good workout.

One specific consideration is the Deep Creek fording. During certain seasons, particularly spring, high water levels can make crossing Deep Creek difficult, potentially requiring you to wade through water. This might be a factor if you prefer to keep your feet dry.

Yes, the route incorporates sections of several other trails. It extensively uses the Spokane River Centennial Trail and also passes through parts of Trail 100, Trail 25, Bowl and Pitcher Loop Trail, Trail 101, Trail 210, and Trail 211.

The river and surrounding forests provide habitat for diverse wildlife. You might spot fish, various birds including ospreys and bald eagles, deer, and squirrels, making it a good spot for nature enthusiasts.

Yes, this route is designed as a loop, meaning you will end your jog back at your starting point without the need for backtracking or separate transportation.