Lime Kiln Ruins loop from Helena

The Lime Kiln Ruins loop from Helena is a fantastic moderate mountain biking experience, packing 8.3 miles (13.3 km) and 1070 feet (326 metres) of elevation gain into a ride that typically takes just 1 hour and 21 minutes. This route is perfect if you're looking for a rewarding ride with historical interest and great views without committing to an all-day epic.

What to expect on Lime Kiln Ruins loop from Helena

Expect a diverse journey on this route, where the terrain constantly changes beneath your tires. You'll navigate varied singletrack, which can be tight and occasionally overgrown, mixing dirt with rocks and roots. The trail is known for its flowy sections, offering quick descents into drainages followed by short, punchy climbs over ridges. Keep an eye out for the historic Lime Kiln Ruins themselves, a unique backdrop to your ride, and enjoy spectacular vistas over the Helena Valley and surrounding mountains, especially from higher vantage points. While rated moderate, some sections will test your fitness, making it a great option for riders with good intermediate skills.

Planning your visit

The Lime Kiln Ruins trails are part of Helena's larger South Hills trail system, easily accessible from downtown. While the area is generally open, be aware that conditions can vary seasonally; wet mud and hard ice are possible, potentially requiring specialized tires. It's always wise to check current trail conditions before heading out. Also, grizzly bears are known to be in the area, so riding in groups is advisable for safety.

Trail details

• Distance: 8.3 miles (13.3 km)
• Elevation gain: 1070 feet (326 metres)
• Difficulty: moderate
• Estimated time: 1 hours and 21 minutes