This is a list of senior high schools operating in the state of Pennsylvania:

Adams County

Gettysburg

Allegheny County

Eastern

Northern

Gibsonia

Natrona Heights

Southern

McKeesport

West Mifflin

Western

Coraopolis

McKees Rocks

Pittsburgh

Armstrong County

Beaver County

Aliquippa

Beaver Falls

Bedford County

Berks County

Central

Eastern

Northern

Hamburg

Southern

Birdsboro

Reading

Western

Blair County

Altoona

Tyrone

Bradford County

Rome

Bucks County

Central

New Hope

Newtown

Warminster

Eastern

Bensalem

Fairless Hills

Northern

Perkasie

Quakertown

Butler County

Butler

Cambria County

Ebensburg

Johnstown

Cameron County

Carbon County

Jim Thorpe

Centre County

Bellefonte

State College

Chester County

Downington

Exton

Kennett Square

Malvern

Paoli

Phoenixville

West Chester

West Grove

Westtown Twp

Clarion County

Clearfield County

Clearfield

DuBois

Clinton County

Columbia County

Bloomsburg

Crawford County

Meadville

Cumberland County

Camp Hill

Carlisle

Mechanicsburg

Dauphin County

Harrisburg

Hershey

Millersburg

Delaware County

Eastern

Drexel Hill

Newtown Square

Radnor

Rosemont

Springfield

Western

Aston

Chester

Elk County

St. Marys

Erie County

Erie

Fayette County

Connellsville

Uniontown

Forest County

Franklin County

Chambersburg

Mercersburg

Fulton County

McConnellsburg

Greene County

Waynesburg

Huntingdon County

Huntingdon

Indiana County

Indiana

Jefferson County

Juniata County

McAlisterville

Lackawanna County

Dunmore

Moscow

Scranton

Lancaster County

Eastern

Kinzers

Northern

Ephrata

Lititz

Southern

Western

Elizabethtown

Mount Joy

Lancaster

Lawrence County

New Castle

Lebanon County

Lebanon

Lehigh County

Allentown

Luzerne County

Central

Eastern

Northern

Plains

Lycoming County

Hughesville

Williamsport

McKean County

Port Allegany

Mercer County

Greenville

Hermitage

Mercer

Mifflin County

Monroe County

East Stroudsburg

Montgomery County

Eastern

Erdenheim

Fort Washington

Huntingdon Valley

Jenkintown

Willow Grove

Northern

Lansdale

Pennsburg

Southern

Bryn Mawr

Norristown

Plymouth Meeting

Western

Collegeville

Pottstown

Royersford

Montour County

Northampton County

Bethlehem

Easton

Northampton

Northumberland County

Coal Township

Milton

Perry County

Philadelphia County (City of Philadelphia)

Neighborhood

Special Admissions

Magnet/Citywide Admission

Charter

Private

Religious

Pike County

Potter County

Schuylkill County

Northern/Eastern

Tamaqua

Southern/Western

Pottsville

Schuylkill Haven

Snyder County

Somerset County

Central

Northern

Southern

Sullivan County

Susquehanna County

Tioga County

Mansfield

Union County

Venango County

Franklin

Oil City

Seneca

Warren County

Washington County

Eastern

Charleroi

Northern

Canonsburg

Southern

Washington

Western

Wayne County

Lake Ariel

Westmoreland County

Central

Greensburg

Latrobe

Eastern

Mount Pleasant

Northern

New Kensington

Western

Wyoming County

York County

Hanover

Red Lion

York