Grotpeter Trail – Riverscene Trail loop from Lake Pogo

If you're looking for a mountain biking route that offers both scenic riverside cruising and challenging singletrack, the Grotpeter Trail – Riverscene Trail loop from Lake Pogo delivers. This 11.6-mile (18.7 km) mountain biking route is rated easy overall, with 665 feet (203 metres) of elevation gain, and you can expect to complete it in about 1 hour and 23 minutes. It's a fantastic choice for riders who want variety and a good workout without being overwhelmingly difficult throughout, making it one of the popular trails and routes in the Castlewood State Park area.

What to expect on Grotpeter Trail – Riverscene Trail loop from Lake Pogo

This loop offers a journey through contrasting landscapes. You'll start with the River Scene Trail, which is mostly flat, smooth singletrack running along the Meramec River, providing pleasant views and a gentle warm-up. As you transition to the Grotpeter Trail, the terrain shifts dramatically to flowy singletrack with significant elevation changes, exposed roots, and some loose rock. Expect a decent cardio workout on climbs like the one leading to the famed "Cardiac Hill" section, balanced with fun descents. This combination of easy riverside riding and more rugged, forested trails makes the overall experience intermediate, perfect for those ready to tackle varied conditions.

Planning your visit

This mountain biking loop is located within Castlewood State Park, a popular destination for riders. Be aware that the River Scene Trail can have large muddy puddles after rain, and there's a significant sand trap near the beach section that might require walking your bike. While specific parking details aren't noted, plan to arrive early on busy days to secure a spot. Always carry enough water, especially during warmer months, to stay hydrated on your ride.

Trail details

• Distance: 11.6 miles (18.7 km)
• Elevation gain: 665 feet (203 metres)
• Difficulty: easy
• Estimated time: 1 hours and 23 minutes