River PA

COOK FOREST S. P.

Discover Cook Forest State Park in PA, featuring the Clarion River for swimming, tubing, and canoeing. Explore lush forests, wildlife, and outdoor adventures.

Free
Access
Official
Status
Very confident
Confidence
Clarion River
Water Body

Location Details

Nearby Towns
MARIENVILLE, CLARION, COOKSBURG
Coordinates
MARIENVILLE, PA

Discover Cook Forest State Park: A Natural Gem in Pennsylvania

Explore Cook Forest State Park: Location and Overview

Cook Forest State Park, nestled in the heart of northwestern Pennsylvania, offers an enchanting escape into nature with its 8,500 acres of lush woodland and the meandering Clarion River as its centerpiece. Situated near Marienville, Clarion, and Cooksburg, this state park is a treasure trove of outdoor activities, rich history, and breathtaking vistas that beckon adventurers, families, and nature enthusiasts alike. The park’s location, just south of the Allegheny National Forest, grants visitors access to some of the Northeast’s most remarkable landscapes, including towering virgin white pines and hemlocks—trees that have stood as silent witnesses to centuries of change. Once referred to as the 'Black Forest' for its dense evergreen coverage, Cook Forest State Park carries a legacy of conservation and natural beauty that has earned it national acclaim.

Swimming in the Clarion River: What to Expect

The geological formations and terrain of Cook Forest showcase rolling hills, rugged bluffs, and tranquil valleys carved by the Clarion River over millennia. The river itself is a dynamic feature, boasting crystal-clear waters that shimmer under the dappled sunlight filtering through the canopy above. Depending on the season, the water temperature ranges from refreshingly cool during the summer months to brisk in the early spring and late fall. Depths vary across the swimming spots, making it suitable for both leisurely wading and more adventurous dives. For swimmers, the experience is nothing short of magical—imagine floating in a serene river surrounded by towering trees, the gentle sounds of flowing water and chirping birds creating a natural symphony.

Best Times to Visit Cook Forest State Park

Spring and summer are undoubtedly the best times to visit Cook Forest State Park for a swim, as the Clarion River is most inviting during these warmer months. May through September sees the river bustling with activity, from tubing and canoeing to families enjoying the riverside beaches. Autumn transforms the area into a kaleidoscope of fiery reds, oranges, and yellows, offering unparalleled photography opportunities for leaf peepers and landscape enthusiasts. Winter, while less popular for swimming, reveals a quieter, snow-blanketed beauty, with the river occasionally frozen in places, presenting a stark contrast to its lively summer persona.

Wildlife and Plant Life in Cook Forest State Park

Wildlife enthusiasts will find Cook Forest a haven for spotting creatures like white-tailed deer, black bears, and an array of bird species, including woodpeckers and warblers. The diverse plant life is equally captivating, with ferns carpeting the forest floor and wildflowers adding bursts of color near the riverbanks. These natural features make the park an ideal location for photography, with the river’s shimmering surface, towering trees, and wildlife providing endless inspiration. Sunrise and sunset are particularly photogenic times, when the soft light enhances the park’s ethereal beauty.

A Rich History: Conservation and Cultural Significance

Cook Forest State Park is steeped in history and cultural significance. The region was once a hub for the lumber industry, with the virgin timber stands narrowly escaping destruction during the logging boom of the 19th century. Today, these ancient trees are protected, serving as a living reminder of the importance of conservation. Visitors can explore the park’s old-growth forests and even learn about these efforts at the park’s visitor center.

Accessibility and Nearby Attractions

Accessibility is a highlight of Cook Forest State Park, as it is easily reached from major routes like I-80. Parking is plentiful, and the river’s swimming spots are conveniently located near picnic areas and trails. The park offers camping facilities for those looking to extend their stay, complete with modern amenities and scenic surroundings. For day-trippers, nearby towns like Clarion and Marienville provide dining options, shops, and additional attractions, including the Autumn Leaf Festival in Clarion and ATV trails in Marienville.

Safety Tips for Swimming in Cook Forest State Park

Safety considerations are paramount for visitors planning to swim in the Clarion River. While the water is generally calm, currents can pick up during rainy periods, and the riverbed may be slippery in areas. Wearing water shoes and staying vigilant is recommended, especially for families with children. Additionally, the park’s ranger staff is available to provide guidance on safe swimming practices.

A visit to Cook Forest State Park wouldn’t be complete without practicing Leave No Trace principles to preserve its pristine environment. Visitors are encouraged to pack out all trash, avoid disturbing wildlife, and respect the fragile ecosystems that make this park so special. Whether you’re plunging into the cool waters of the Clarion River, hiking through ancient forests, or simply soaking up the tranquility of nature, Cook Forest State Park offers an unforgettable experience that combines adventure, history, and serenity in one remarkable destination.

Getting There

Directions to Cook Forest State Park Swimming Hole (Cook Forest S.P.)

Cook Forest State Park is located in Pennsylvania and is accessible from nearby towns such as Marienville, Clarion, and Cooksburg. Follow the directions below for a clear and straightforward route to the swimming hole along the Clarion River.

Step-by-Step Directions:

  1. Starting Point: I-80 at Brookville (Exit 78)

    • If you are traveling on Interstate 80, take Exit 78 for Brookville.
  2. Head North on PA-36

    • From the exit, merge onto PA-36 North.
    • Continue on PA-36 North for approximately 15 miles. Along the way, you will pass through scenic areas and small towns. Follow signs for Cook Forest State Park.
  3. Enter Cook Forest State Park

    • Once you arrive at Cook Forest State Park, continue driving along PA-36. Look for signs directing you toward the Clarion River.
  4. Locate Parking

    • Within the park, there are designated parking areas near the Clarion River. Ensure you park in a legal, marked parking spot. Avoid parking in restricted or unmarked areas to prevent fines or towing.
  5. Access the Swimming Hole

    • After parking, walk toward the Clarion River. If you plan to enjoy tubing or swimming, bring any necessary gear, such as a tube or towel, with you. The river is easily accessible from the parking areas, and there are spots along the riverbank where you can enter the water safely.

Helpful Notes:

  • Cook Forest State Park is a popular destination, especially during summer months. Arrive early to secure parking and enjoy a less crowded experience.
  • Be mindful of posted rules and regulations regarding swimming and tubing in the river.
  • Restrooms and picnic areas may be available near some parking areas, so plan accordingly.

Enjoy your visit to Cook Forest State Park and the refreshing waters of the Clarion River!

Highlights

Historic virgin white pine and hemlock forest
Crystal-clear Clarion River
Tubing and canoeing opportunities
Diverse wildlife and plant life
Photography-friendly landscapes

Unique Features

One of America's finest stands of virgin white pine and hemlock
Once called the 'Black Forest' for its dense evergreen coverage
Historical significance in conservation efforts

Location & Area Map

Safety Information

Important Safety Tips

Be cautious of slippery riverbeds and changing currents during rainy seasons. Wear water shoes and supervise children closely while swimming.

Cultural & Historical Context

Historical Background

The park's virgin timber stands are a relic of Pennsylvania's lumber boom, highlighting the region’s historical importance in conservation and resource management.

Photography Guide

Photo Opportunities

Top spots include the riverside at sunrise and sunset, the towering old-growth forests, and autumn foliage along the trails.

Conservation & Ethics

Protect This Place

Cook Forest State Park is a protected area with old-growth forests requiring careful preservation. Practice Leave No Trace principles and respect wildlife habitats.

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Visit Information

Best Time to Visit
The best time to visit is between May and September for swimming, tubing, and canoeing. Autumn offers stunning foliage views and photography opportunities.
Difficulty Level
Easy to moderate; the river is accessible from nearby parking areas, but some spots may require walking on uneven terrain.
Fee
None
Facilities
Modern camping facilities, picnic areas, restrooms, and parking are available. Nearby towns offer additional amenities like restaurants and shops.
Activities
Tubing, Canoeing, Swimming
Phone
(814)744-8407

Camping Information

At site; Cook Forest S.P.

Nearby Attractions

  • Autumn Leaf Festival in Clarion
  • ATV trails in Marienville
  • Allegheny National Forest
  • Clarion County Courthouse (historic site)
  • Local shops and dining in nearby towns
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Weather Information

Weather data is currently unavailable for this location.

Check Weather.gov for local conditions

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