For more information about this, see the observation page at Mushroom Observer.
For more information about this, see the observation page at Mushroom Observer. This image was created by user billyd at Mushroom Observer, a source for mycological images.You can contact this user here. · CC BY-SA 3.0

Colonel Denning State Park

State Park · Pennsylvania · Pennsylvania Department of Conservation and Natural Resources

Colonel Denning State Park, in north central Cumberland County, is in Doubling Gap, so named by the “S” turn where Blue Mountain doubles back on itself. This feature may be seen from the Doubling Gap Vista in adjacent Tuscarora State Forest. The park has 273 acres of woodland and a 3.5-acre lake.

Plan your visit

Know before you go

Address
1599 Doubling Gap Road, Newville, PA, 17241
Phone
717-776-5272
Official site
www.pa.gov
Managed by
Pennsylvania Department of Conservation and Natural Resources

Getting there

1599 Doubling Gap Road, Newville, PA, 17241

Directions on Google Maps →

What's here

Highlights: Flat Rock

Activities & features: Amphitheater · Beach · Boating · Camping · Dump Station · Fishing · Geocaching · Group Camping · Guided Tours · Hiking · Horseback Riding · Hunting · Mountain Biking · Paddling · Pets Allowed · Picnic Area · Primitive Camping · Scenic Overlook · Swimming · Winter Recreation

Photos

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Sources: State agency, Wikimedia Commons / editorial, USGS PAD-US · updated 2026-08-23