Pennsylvania State Parks

McConnells Mill State Park

Adventure awaits at McConnells Mill State Park in western Pennsylvania.

Street Address:
McConnells Mill Rd
Portersville, PA 16051
724-368-8811
morainesp@pa.gov(opens in a new tab)

Important Park Alerts & Advisories

Before you head out to explore McConnells Mill State Park, please take a moment to review the latest alerts and advisories. These updates are crucial for your safety and may impact your plans. Stay informed about trail closures, weather warnings, and other important information to ensure a safe and enjoyable visit.

Review Alerts & Advisories

Overview

McConnells Mill State Park, in Lawrence County, encompasses 2,546 acres of the spectacular Slippery Rock Creek Gorge, which is a National Natural Landmark.

Created by the draining of glacial lakes thousands of years ago, the gorge has steep sides while the valley floor is littered with huge boulders. Scenic overlooks and waterfalls are popular natural attractions.

Visitors can tour a historic gristmill and covered bridge built in the 1800s.

Park History (opens in a new tab)

Plan Your Visit

Street Address:
McConnells Mill Rd
Portersville, PA 16051
724-368-8811
morainesp@pa.gov(opens in a new tab)

Mailing Address:
c/o Moraine State Park
225 Pleasant Valley Road
Portersville, PA 16051-9650

Facebook(opens in a new tab)

Make online reservations(opens in a new tab) for day use and overnight facilities or call toll-free 888-PA-PARKS (888-727-2757), from 7:00 A.M. to 5:00 P.M., Monday to Saturday.

The park is about 40 miles north of Pittsburgh, via I-79, near the intersection of PA 19 and US 422.

From US 422 west, the park entrance is on the left less than one half mile from the intersection of PA 19.

For GPS devices, search for Kildoo Parking Lot at McConnells Mill State Park(opens in a new tab).

GPS Decimal Degrees: Lat. 40.951710, Long. -80.168474

Find Park Maps and Guides (opens in a new tab)

Call 911 and contact a park employee to summon medical, fire, or safety professionals.

Call or text 988 to contact a crisis center counselor during a mental health or substance abuse crisis.

Directions to the nearest hospital are posted on bulletin boards.

Nearest Hospital

UPMC Jameson(opens in a new tab)
1211 Wilmington Avenue
New Castle, PA 16105
724-658-9001

♿ This symbol indicates facilities and activities that are Americans with Disabilities Act (ADA) accessible for people with disabilities. Screen reader users will hear this symbol as "wheelchair."

If you need an accommodation to participate in park activities due to a disability, please contact the park you plan to visit.

Visitors entering McConnells Mill State Park should be aware of the natural hazards and steep terrain of the Slippery Rock Creek Gorge.

This area contains smooth rocks that are often damp and slippery, and varying degrees of whitewater conditions, including deep pools, rapids, and swift currents.

Adults should be aware of these features and exercise caution to protect themselves and children from accidents.

Please exercise extreme caution and stay on trails. Numerous accidents here have resulted in injury and death.

A park naturalist is available several days a week on a seasonal basis to conduct:

Guided hikes
Night programs
School group activities

Curriculum-based environmental education programs are available to schools and organized groups. Call the park office to schedule a group program. A variety of professional development workshops are offered for teachers.

Contact the park office or explore the calendar of events(opens in a new tab) for more information on programs and other learning experiences.