Allegheny Islands State Park

Allegheny River, northeast of Pittsburgh, Pennsylvania
Established 1980
50 acres

Allegheny Islands State Park is an undeveloped Pennsylvania state park consisting of several alluvial islands in the Allegheny River. The park is accessible only by boat and offers a unique natural experience for visitors seeking solitude and a pristine environment. The islands are covered with mature hardwood forests and provide important habitat for wildlife, including migratory birds and aquatic species.

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Visiting with Dogs

Leashed dogs (max 6 ft) allowed; owners must clean up. Some sensitive habitats may restrict dogs; no dog facilities.

Visitor Tips & Reviews

What Visitors Say

Accessible only by boat, peaceful islands offer kayaking, fishing, birdwatching and bald eagles; no facilities, primitive camping, pack out everything.

Tips from Visitors

  • Access to Allegheny Islands State Park is only by boat; plan your transportation accordingly.
  • There are no developed facilities or restrooms on the islands, so prepare to be self-sufficient.
  • Pack out all trash and belongings to help preserve the natural environment.
  • Wear appropriate footwear and clothing for hiking and exploring undeveloped terrain.
  • Check river conditions and weather forecasts before your visit for safety.
  • Fishing and wildlife observation are popular activities; bring necessary gear and permits.
  • Camping is permitted, but sites are primitive, bring all necessary supplies and follow Leave No Trace principles.

Amenities

Boat accessPrimitive picnic areasWildlife viewing

Nearby Attractions

Explore these attractions near Allegheny Islands State Park:

  • Oakmont Country Club
    A historic and prestigious golf course, host to multiple U.S. Open tournaments.
    2.5 miles away
  • Rachel Carson Trail
    A long-distance hiking trail traversing the hills and valleys northeast of Pittsburgh.
    5 miles away
  • Hartwood Acres Park
    A large county park featuring hiking trails, gardens, and a historic mansion.
    7 miles away

Things to Do at Allegheny Islands State Park

FishingBirdwatchingCanoeingKayakingPicnickingNature observation

Hiking Trails

Allegheny Islands State Park offers a unique day hiking experience on several undeveloped river islands. Accessible only by boat, the park features primitive trails winding through lush woodlands and along scenic riverbanks. Hikers enjoy peaceful surroundings, abundant wildlife, and opportunities for birdwatching. The terrain is mostly flat but can be muddy or overgrown in places, so sturdy footwear is recommended. Visitors appreciate the park’s solitude and natural beauty, making it ideal for those seeking a quiet, off-the-beaten-path adventure.

Main Island Loop Trail

Easy

A scenic loop trail that circles the main island, offering views of the Allegheny River and opportunities for wildlife observation.

1.2 mi
40 minutes
30 ft gain
Easy difficulty

North Shore Path

Easy

A short trail along the northern edge of the island, perfect for birdwatching and riverside relaxation.

3,696 ft
25 minutes
15 ft gain
Easy difficulty

Island Interior Trail

Moderate

A winding path through the wooded interior of the island, featuring diverse plant life and peaceful surroundings.

4,752 ft
35 minutes
40 ft gain
Moderate difficulty

Directions

The park is accessible only by boat. The nearest public boat launch is located at the Harmar Township Municipal Boat Launch, off Freeport Road. From there, paddle upstream to reach the islands. There are no bridges or roads to the park.

Frequently Asked Questions

How do you access Allegheny Islands State Park?

According to reviews, the park is only accessible by boat, as there are no bridges or roads leading to the islands.

What activities can you do at Allegheny Islands State Park?

Visitors mention that the park is popular for kayaking, fishing, picnicking, and camping on the islands.

Are there any facilities or restrooms at the park?

Reviewers note that there are no facilities, restrooms, or trash cans on the islands, so visitors should plan accordingly.

Is camping allowed on the islands?

Yes, camping is allowed, but it is primitive camping only. Visitors recommend bringing all necessary supplies and packing out all trash.

Is the park crowded?

Most reviews say the park is usually quiet and not crowded, making it a peaceful spot for nature lovers.

Are pets allowed at Allegheny Islands State Park?

According to visitor reviews, pets are allowed, but owners should keep them under control and clean up after them.