4.8
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14,743
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2.01km
20m
Hiking
Embark on the easy Lake Grubb Loop, a pleasant hike spanning 1.3 miles (2.0 km) with a gentle elevation gain of 67 feet (21 metres), typically completed in about 32 minutes. This tranquil route guides you around the scenic 13-acre Lake Grubb, once an iron ore mine pit now transformed…
Last updated: April 23, 2026
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Way Types & Surfaces
Way Types
2.01 km
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Today
Sunday 5 July
31°C
22°C
82 %
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Max wind speed: 25.0 km/h
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This route was planned by komoot.
The Lake Grubb Loop is approximately 1 to 1.3 miles long and generally takes between 20 to 45 minutes to complete, depending on your pace and how often you stop to enjoy the scenery.
The trail primarily consists of dirt paths with occasional gravel sections. It winds through a heavily wooded area, offering a lush, shaded experience. While generally flat, there are some mild inclines and 'somewhat hilly' sections. Be aware that the dirt path can remain slick and muddy for an extended period after rain due to the dense tree canopy.
Yes, the trail is rated as easy to moderately easy, making it well-suited for beginners, children, and seniors. It's considered an ideal 'multi-generational' hike. A quarter-mile section of the trail is also ADA accessible.
No, pets are generally not permitted on the Lake Grubb Loop trail or within the surrounding park, with the exception of service dogs.
The park surrounding the trail is well-equipped with amenities for visitors, including picnic pavilions, a playground, and restroom facilities. You'll also find numerous benches strategically placed along the trail for resting and enjoying the tranquil scenery.
The main highlight is the beautiful Lake Grubb itself, which was historically an iron ore mine pit. You can enjoy scenic views of the lake from various clearings and vantage points. Keep an eye out for wildlife such as turtles, frogs, and tadpoles near the water's edge.
Thanks to its dense tree canopy, the trail offers significant shade, making it comfortable even on warmer days. However, be mindful that the path can stay muddy after rain. Spring and fall offer pleasant temperatures and beautiful foliage, while summer provides a cool escape from the heat.
There are no permits required, and there is no entrance fee to access Lake Grubb Nature Park or hike the Lake Grubb Loop trail.
The Lake Grubb Loop is located within Lake Grubb Nature Park in Mountville, PA. Parking is available at the park, providing convenient access to the trailhead.
No, swimming and boating are prohibited in Lake Grubb. However, fishing is permitted from the shore.
Lake Grubb has a rich history, as it was originally an iron ore mine pit active from approximately 1850 to 1907. The lake itself formed when the mine pit eventually filled with water, transforming it into the natural feature you see today.
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