allk12 · Rankings · Largest · Pennsylvania · Allegheny County

The largest public schools in Allegheny County, Pennsylvania

269 public schools in Allegheny County, Pennsylvania appear in this ranking of the largest public schools, ranked by total student enrollment, excluding online and virtual schools. North Allegheny HS leads the list at 2,711, against a median of 422 across the ranked schools.

The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.

Schools ranked

269

Allegheny County, Pennsylvania

Top Students

2,711

Median Students

422

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	Montour El Sch	McKees Rocks, PA	Montour SD	Elementary	1,276
9	Upper Saint Clair HS	Pittsburgh, PA	Upper St. Clair SD	High	1,269
10	Bethel Park HS	Bethel Park, PA	Bethel Park SD	High	1,244
11	Penn Hills El Sch	Pittsburgh, PA	Penn Hills SD	Elementary	1,228
12	Plum SHS	Plum, PA	Plum Borough SD	High	1,220
13	Moon Area SHS	Moon Township, PA	Moon Area SD	High	1,211
14	Shaler Area HS	Pittsburgh, PA	Shaler Area SD	High	1,160
15	Gateway SHS	Monroeville, PA	Gateway SD	High	1,152
16	South Fayette HS	McDonald, PA	South Fayette Township SD	High	1,143
17	North Hills MS	Pittsburgh, PA	North Hills SD	Middle	1,127
18	Eden Hall Upper El Sch	Gibsonia, PA	Pine-Richland SD	Middle	1,076
19	R.A. Lutz El Sch	Pittsburgh, PA	Baldwin-Whitehall SD	Elementary	1,060
20	Penn Hills SHS	Pittsburgh, PA	Penn Hills SD	High	1,049
21	Thomas Jefferson HS	Jefferson Hills, PA	West Jefferson Hills SD	High	1,041
22	West Allegheny SHS	Imperial, PA	West Allegheny SD	High	1,031
23	Chartiers Valley HS	Bridgeville, PA	Chartiers Valley SD	High	1,029
24	Gateway MS	Monroeville, PA	Gateway SD	Middle	1,017
25	Woodland Hills HS	Pittsburgh, PA	Woodland Hills SD	High	1,006
26	Montour HS	Mc Kees Rocks, PA	Montour SD	High	1,004
27	Dorseyville MS	Pittsburgh, PA	Fox Chapel Area SD	Middle	981
28	McKeesport Area SHS	McKeesport, PA	McKeesport Area SD	High	966
29	West Mifflin Area HS	West Mifflin, PA	West Mifflin Area SD	High	964
30	David E Williams MS	Coraopolis, PA	Montour SD	Middle	952
31	Pittsburgh Brashear HS	Pittsburgh, PA	Pittsburgh SD	High	897
32	Chartiers Valley Primary Sch	Bridgeville, PA	Chartiers Valley SD	Elementary	892
33	McKnight El Sch	Pittsburgh, PA	North Allegheny SD	Elementary	875
34	Shaler Area El Sch	Glenshaw, PA	Shaler Area SD	Middle	870
35	Hampton HS	Allison Park, PA	Hampton Township SD	High	865
36	South Fayette MS	McDonald, PA	South Fayette Township SD	Middle	859
37	Jefferson Hills Intermediate Sch	Jefferson Hills, PA	West Jefferson Hills SD	Elementary	856
38	Marshall MS	Wexford, PA	North Allegheny SD	Middle	847
39	Pittsburgh CAPA 6-12	Pittsburgh, PA	Pittsburgh SD	High	840
40	Pleasant Hills MS	Pittsburgh, PA	West Jefferson Hills SD	Middle	813
41	South Fayette Intermediate Sch	McDonald, PA	South Fayette Township SD	Elementary	803
42	Chartiers Valley Intrmd School	Pittsburgh, PA	Chartiers Valley SD	Elementary	801
43	Marshall El Sch	Wexford, PA	North Allegheny SD	Elementary	800
44	West Allegheny MS	Imperial, PA	West Allegheny SD	Middle	796
45	Pittsburgh Colfax K-8	Pittsburgh, PA	Pittsburgh SD	Elementary	789
46	West Mifflin Area MS	West Mifflin, PA	West Mifflin Area SD	Middle	776
47	Elizabeth Forward SHS	Elizabeth, PA	Elizabeth Forward SD	High	763
48	Chartiers Valley MS	Bridgeville, PA	Chartiers Valley SD	Middle	751
49	Pivik El Sch	Plum, PA	Plum Borough SD	Elementary	740
50	South Park Elem Center	South Park, PA	South Park SD	Elementary	731

Page 1 of 6 · top 269 of 269 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.