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Routes
Hiking trails & Routes
United States
Pennsylvania
Lawrence County

Kildoo Trail

Easy

2.5

(3)

62

hikers

Kildoo Trail

01:40

6.12km

90m

Hiking

Hike the easy 3.8-mile Kildoo Trail in McConnells Mill State Park, featuring waterfalls, a historic covered bridge, and Slippery Rock Creek

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

624 m

Waterfall

Highlight • Waterfall

The trail to this fall is not on most maps, just keep walking down the gorge opposite of the North Country trail. You will have to turn around and backtrack …

Tip by

2

2.49 km

McConnells Mill and Covered Bridge

Highlight • Historical Site

Daniel Kennedy opened a gristmill on Slippery Rock Creek in 1852. The mill was rebuilt after a fire in 1868. McConnell acquired the mill in 1875, replacing the waterwheel with …

Tip by

3

2.56 km

McConnells Mill State Park

Highlight • Gorge

McConnells Mill State Park, located on 2,546 acres, features the striking Slippery Rock Creek Gorge, a National Natural Landmark formed by glacial lake drainage. The gorge is known for its …

Tip by

B

6.12 km

End point

Parking

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Way Types & Surfaces

Way Types

2.94 km

1.52 km

1.50 km

< 100 m

< 100 m

Surfaces

4.47 km

1.46 km

< 100 m

< 100 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (340 m)

Lowest point (290 m)

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Weather

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Today

Monday 11 May

13°C

2°C

19 %

Additional weather tips

Max wind speed: 18.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the official difficulty rating for the Kildoo Trail?

The Pennsylvania Department of Conservation and Natural Resources (PA DCNR) rates the Kildoo Trail as moderate. While its length might seem easy, the varied terrain with numerous rocks, roots, and occasional muddy sections can make it challenging. Good footwear is essential.

What is the terrain like on this trail?

The trail offers varied terrain. Near the historic McConnells Mill and Covered Bridge, sections can be semi-paved and smooth. However, the majority features a natural, rugged path with numerous rocks, roots, and large boulders. Expect muddy spots, especially after rain, and short up-and-down slopes.

What can I see along the route?

The trail follows the scenic Slippery Rock Creek, offering constant views and the sound of water. You'll hike through a dense forest of large trees and ancient hemlocks. Highlights include the historic McConnells Mill and Covered Bridge at the trailhead, the picturesque Kildoo Falls, and remnants of old mills and moss-covered grist stones. The McConnells Mill State Park gorge with its scattered boulders is also a prominent feature.

Is the Kildoo Trail dog-friendly?

Yes, dogs are generally permitted on trails within McConnells Mill State Park, including the Kildoo Trail. However, they must be kept on a leash at all times. Please remember to clean up after your pet to help keep the park beautiful for everyone.

What is the best time of year to hike the Kildoo Trail?

The Kildoo Trail is beautiful year-round, but each season offers a different experience. Spring brings lush greenery and flowing waterfalls, while summer provides a cool, shaded escape. Autumn is particularly stunning with vibrant fall foliage around the covered bridge and gorge. Winter hiking is possible, but be prepared for icy and snowy conditions, especially on rocky sections.

Where can I park to access the Kildoo Trail?

Parking is available at various points within McConnells Mill State Park. The most common access point for the Kildoo Trail is near the historic McConnells Mill and Covered Bridge, where designated parking areas are provided. Arriving earlier in the day, especially on weekends, is advisable to secure a spot.

Do I need a permit or is there an entrance fee for McConnells Mill State Park?

No, there are no entrance fees to access McConnells Mill State Park or to hike the Kildoo Trail. Permits are generally not required for day-use hiking. For specific regulations or activities, you can check the official PA DCNR website at pa.gov.

Does the Kildoo Trail connect with other hiking paths?

Yes, the Kildoo Trail shares sections with other well-known paths. Notably, a significant portion of the route coincides with the longer North Country National Scenic Trail (PA), which is often marked by blue blazes. You may also find it intersecting with parts of the Slippery Rock Gorge Trail (NCT) and Alpha Pass Trail (NCT).

Is the trail suitable for beginners or families with young children?

While relatively short, the trail's moderate difficulty due to rocks, roots, and potential mud might be challenging for absolute beginners or very young children. Families with some hiking experience and appropriate footwear should be fine. Consider the rugged terrain when planning a trip with children.

Are there any viewpoints or specific natural features to look out for?

Absolutely! The trail offers continuous views of the Slippery Rock Creek Gorge, with large boulders and rapids. The Kildoo Falls is a distinct waterfall visible from the path. The dense, ancient hemlock forest creates a unique, almost 'deep dark forest' atmosphere, and the historic McConnells Mill and Covered Bridge are major attractions at the start.

How long does it typically take to hike the Kildoo Trail?

The Kildoo Trail is approximately 6.1 kilometers (3.8 miles) long. On average, hikers can expect to complete the loop in about 1 hour and 40 minutes, depending on their pace and how often they stop to enjoy the scenery.

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