allk12 · Rankings · Largest · Pennsylvania · Allegheny County · High schools

The largest public high schools in Allegheny County, Pennsylvania

59 public high schools in Allegheny County, Pennsylvania appear in this ranking of the largest public high schools, ranked by total student enrollment, excluding online and virtual schools. North Allegheny HS leads the list at 2,711, against a median of 632 across the ranked schools.

Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.

Schools ranked

Allegheny County, Pennsylvania

Top Students

2,711

Median Students

632

LARGEST · ALLEGHENY COUNTY, PENNSYLVANIA

#	School	City	District	Level	Students
1	North Allegheny HS	Wexford, PA	North Allegheny SD	High	2,711
2	Mt Lebanon SHS	Pittsburgh, PA	Mt Lebanon SD	High	1,772
3	Baldwin SHS	Pittsburgh, PA	Baldwin-Whitehall SD	High	1,657
4	Pine-Richland HS	Gibsonia, PA	Pine-Richland SD	High	1,449
5	North Hills HS	Pittsburgh, PA	North Hills SD	High	1,443
6	Pittsburgh Allderdice HS	Pittsburgh, PA	Pittsburgh SD	High	1,386
7	Fox Chapel Area HS	Pittsburgh, PA	Fox Chapel Area SD	High	1,360
8	Upper Saint Clair HS	Pittsburgh, PA	Upper St. Clair SD	High	1,269
9	Bethel Park HS	Bethel Park, PA	Bethel Park SD	High	1,244
10	Plum SHS	Plum, PA	Plum Borough SD	High	1,220
11	Moon Area SHS	Moon Township, PA	Moon Area SD	High	1,211
12	Shaler Area HS	Pittsburgh, PA	Shaler Area SD	High	1,160
13	Gateway SHS	Monroeville, PA	Gateway SD	High	1,152
14	South Fayette HS	McDonald, PA	South Fayette Township SD	High	1,143
15	Penn Hills SHS	Pittsburgh, PA	Penn Hills SD	High	1,049
16	Thomas Jefferson HS	Jefferson Hills, PA	West Jefferson Hills SD	High	1,041
17	West Allegheny SHS	Imperial, PA	West Allegheny SD	High	1,031
18	Chartiers Valley HS	Bridgeville, PA	Chartiers Valley SD	High	1,029
19	Woodland Hills HS	Pittsburgh, PA	Woodland Hills SD	High	1,006
20	Montour HS	Mc Kees Rocks, PA	Montour SD	High	1,004
21	McKeesport Area SHS	McKeesport, PA	McKeesport Area SD	High	966
22	West Mifflin Area HS	West Mifflin, PA	West Mifflin Area SD	High	964
23	Pittsburgh Brashear HS	Pittsburgh, PA	Pittsburgh SD	High	897
24	Hampton HS	Allison Park, PA	Hampton Township SD	High	865
25	Pittsburgh CAPA 6-12	Pittsburgh, PA	Pittsburgh SD	High	840
26	Elizabeth Forward SHS	Elizabeth, PA	Elizabeth Forward SD	High	763
27	Pittsburgh Obama 6-12	Pittsburgh, PA	Pittsburgh SD	High	678
28	East Allegheny JSHS	North Versailles, PA	East Allegheny SD	High	672
29	Highlands SHS	Natrona Heights, PA	Highlands SD	High	665
30	Carlynton JSHS	Carnegie, PA	Carlynton SD	High	632
31	Pittsburgh Science and Technology Academy 6-12	Pittsburgh, PA	Pittsburgh SD	High	618
32	City CHS	Pittsburgh, PA	City CHS	High	594
33	Deer Lakes HS	Cheswick, PA	Deer Lakes SD	High	581
34	Avonworth HS	Pittsburgh, PA	Avonworth SD	High	579
35	Pittsburgh Westinghouse	Pittsburgh, PA	Pittsburgh SD	High	573
36	South Park SHS	South Park, PA	South Park SD	High	553
37	Quaker Valley HS	Leetsdale, PA	Quaker Valley SD	High	550
38	Keystone Oaks HS	Pittsburgh, PA	Keystone Oaks SD	High	539
39	Pittsburgh Carrick HS	Pittsburgh, PA	Pittsburgh SD	High	515
40	Northgate MSHS	Pittsburgh, PA	Northgate SD	High	476
41	South Allegheny HS	McKeesport, PA	South Allegheny SD	High	464
42	Riverview JSHS	Oakmont, PA	Riverview SD	High	441
43	Pittsburgh Perry HS	Pittsburgh, PA	Pittsburgh SD	High	430
44	Sto-Rox JSHS	McKees Rocks, PA	Sto-Rox SD	High	422
45	Springdale JSHS	Springdale, PA	Allegheny Valley SD	High	421
46	Steel Valley SHS	Munhall, PA	Steel Valley SD	High	415
47	Clairton MS/HS	Clairton, PA	Clairton City SD	High	407
48	Brentwood SHS	Pittsburgh, PA	Brentwood Borough SD	High	331
49	Urban Pathways 6-12 CS	Pittsburgh, PA	Urban Pathways 6-12 CS	High	325
50	Westinghouse Arts Academy CS	Wilmerding, PA	Westinghouse Arts Academy CS	High	282

Page 1 of 2 · top 59 of 59 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.