National Historic Site
Allegheny Portage Railroad
Best primary window for Allegheny Portage Railroad: May, with April and June as strong shoulder months.
State Hub
National Park Sites in Pennsylvania
Pennsylvania has no national parks on the official list of 63 (as of Oct 19, 2026). It has 22 National Park Service sites. They include 7 national historic sites, 3 national historic trails, 3 national historical parks, and 3 national memorials.
0National parks
22NPS sites
This state hub exists to compare National Park Service places in Pennsylvania by available source and seasonal signals.
Featured Places
Explore top destinations across the state.
National Scenic Trail
Appalachian
Best primary window for Appalachian: May, with April and June as strong shoulder months.
National Historic Trail
Captain John Smith Chesapeake
Best primary window for Captain John Smith Chesapeake: May, with April and June as strong shoulder months.
National Recreation Area
Delaware Water Gap
Best primary window for Delaware Water Gap: May, with April and June as strong shoulder months.
National Historic Site
Edgar Allan Poe
Best primary window for Edgar Allan Poe: May, with April and June as strong shoulder months.
National Historic Site
Eisenhower
Best primary window for Eisenhower: May, with April and June as strong shoulder months.
National Historical Park
First State
Best primary window for First State: May, with April and June as strong shoulder months.
National Memorial
Flight 93
Best primary window for Flight 93: May, with April and June as strong shoulder months.
All Places
Compare available seasonal planning briefs and source status for NPS places in this state.
National Historic Site
Allegheny Portage Railroad
Best primary window for Allegheny Portage Railroad: May, with April and June as strong shoulder months.
National Scenic Trail
Appalachian
Best primary window for Appalachian: May, with April and June as strong shoulder months.
National Historic Trail
Captain John Smith Chesapeake
Best primary window for Captain John Smith Chesapeake: May, with April and June as strong shoulder months.
National Recreation Area
Delaware Water Gap
Best primary window for Delaware Water Gap: May, with April and June as strong shoulder months.
National Historic Site
Edgar Allan Poe
Best primary window for Edgar Allan Poe: May, with April and June as strong shoulder months.
National Historic Site
Eisenhower
Best primary window for Eisenhower: May, with April and June as strong shoulder months.
National Historical Park
First State
Best primary window for First State: May, with April and June as strong shoulder months.
National Memorial
Flight 93
Best primary window for Flight 93: May, with April and June as strong shoulder months.
National Battlefield
Fort Necessity
Best primary window for Fort Necessity: May, with April and June as strong shoulder months.
National Historic Site
Friendship Hill
Best primary window for Friendship Hill: May, with April and June as strong shoulder months.
National Military Park
Gettysburg
Best primary window for Gettysburg: May, with April and June as strong shoulder months.
National Historic Site
Gloria Dei Church
Best primary window for Gloria Dei Church: May, with April and June as strong shoulder months.
National Historic Site
Hopewell Furnace
Best primary window for Hopewell Furnace: May, with April and June as strong shoulder months.
National Historical Park
Independence
Best primary window for Independence: May, with April and June as strong shoulder months.
National Memorial
Johnstown Flood
Best primary window for Johnstown Flood: May, with April and June as strong shoulder months.
National Historic Trail
Lewis & Clark
Best primary window for Lewis & Clark: July, with August and September as strong shoulder months.
National Scenic Trail
North Country
Best primary window for North Country: September, with June and October as strong shoulder months.
National Scenic Trail
Potomac Heritage
Best primary window for Potomac Heritage: May, with April and June as strong shoulder months.
National Historic Site
Steamtown
Best primary window for Steamtown: May, with April and June as strong shoulder months.
National Memorial
Thaddeus Kosciuszko
Best primary window for Thaddeus Kosciuszko: May, with April and June as strong shoulder months.
National Historical Park
Valley Forge
Best primary window for Valley Forge: May, with April and June as strong shoulder months.
National Historic Trail
Washington-Rochambeau Revolutionary Route
Best primary window for Washington-Rochambeau Revolutionary Route: May, with April and June as strong shoulder months.
NPS designations in Pennsylvania
States in the Appalachian region
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- Appalachian NPS places
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