McConnells Mill State Park, nestled in the picturesque Lawrence County, covers a fantastic 2,546 acres and showcases the stunning beauty of the Slippery Rock Creek Gorge.

About McConnell's Mill State Park

The park offers tons of recreational options, like hiking, picnicking, and photography, and it’s open to everyone from sunrise to sunset all year round, inviting you to come and enjoy its natural beauty. You can enjoy outdoor activities such as picnicking in scenic spots, fishing in clear waters, and climbing or rappelling on challenging rock faces. 

Feel the rush of whitewater boating, and don’t miss out on the Geology Trail, which reveals the area’s fascinating geological history. With 9 miles of amazing hiking trails, including Hells Hollow, Kildoo, Slippery Rock Gorge, and Alpha Pass, you'll have the chance to connect with nature while exploring beautiful landscapes, including sections of the North Country Trail.

Whether you’re after adventure or just some relaxation, these trails have something for everyone.

The historic gristmill at McConnell's Mill State Park is open to the public from Memorial Day through late September, welcoming visitors Wednesdays to Sundays from 10:30 AM to 3:30 PM. You can easily park at the Kildoo Picnic Area and enjoy a short hike down the charming stone stairs that lead to the mill, soaking in the beautiful scenery of the park. I

f you have mobility challenges, there’s limited parking available right next to the mill for those with disabilities, making sure everyone can access this historical treasure.

While you’re there, don’t miss out on the chance to join one of the interpretive tours of the historic mill. These engaging tours led by knowledgeable staff or enthusiastic volunteer docents happen at 1:00 and 2:00 PM. If you’re part of a larger group looking for a more tailored experience, you can schedule custom tours by contacting the Moraine Park office at 724-368-8811.

Also, save the date for the McConnells Mill Heritage Festival, taking place on the last full weekend in September. This lively festival celebrates the Old Mill's operational era from 1852 to 1928.

You’ll get to see talented artisans and craftspeople demonstrating traditional crafts and creating beautiful works of art. Plus, you can enjoy some nostalgic old-time games and crafts, making it a fun experience for everyone. Other exciting activities at the festival include guided mill tours, corn grinding demonstrations showcasing historical techniques, live music to set the vibe, a Civil War encampment that brings history to life, and a bunch of food vendors offering tasty treats. This annual event is a fantastic way to dive into the rich history and culture of the area—perfect for families and history buffs alike!

McConnell's Mill At-A-Glance

Location: Lawrence County, Pennsylvania

Size: 2,546 acres

Main Feature: Slippery Rock Creek Gorge

Historical Attraction: Old gristmill from the 1800s

McConnell's Mill Recreational Activities

• Hiking (9 miles of trails)
• Fishing
• Rock climbing and rappelling
• Whitewater boating
• Picnicking
• Photography

McConnell's Mill Signature Events

• McConnell's Mill Heritage Festival (last full weekend in September)

McConnell's Mill Accessibility

Wheelchair-accessible paths and limited parking available for visitors with disabilities

McConnell's Mill Visitor Amenities:

• Kildoo Picnic Area
• Geology Trail
• Interpretive mill tours
• Custom group tours

Operating Hours

Park is open daily from sunrise to sunset. Gristmill open from Memorial Day to late September, Wednesday to Sunday from 10:30 AM to 3:30 PM.

Visitor Statistics

Attracts thousands of visitors annually for its recreational opportunities and historical significance

Contact Information

Moraine Park office - 724-368-8811