allk12 · Rankings · Highest proficiency · Pennsylvania · Chester County · High schools

The highest-performing public high schools by test proficiency in Chester County, Pennsylvania

This ranking covers the highest-performing public high schools by test proficiency in Chester County, Pennsylvania, drawn from 17 qualifying public high schools. Downingtown STEM Academy leads the list at 99.3%, against a median of 66.3% 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

Chester County, Pennsylvania

Top % Proficient

99.3%

Median % Proficient

66.3%

HIGHEST PROFICIENCY · CHESTER COUNTY, PENNSYLVANIA

#	School	City	District	Level	% FRL	Students	% Proficient
1	Downingtown STEM Academy	Downingtown, PA	Downingtown Area SD	High	5.7%	962	99.3%
2	Unionville HS	Kennett Square, PA	Unionville-Chadds Ford SD	High	8.2%	1,263	81.6%
3	Conestoga SHS	Berwyn, PA	Tredyffrin-Easttown SD	High	10.5%	2,264	80.4%
4	Great Valley HS	Malvern, PA	Great Valley SD	High	21.7%	1,481	75.8%
5	Downingtown HS West Campus	Downingtown, PA	Downingtown Area SD	High	18.9%	1,796	71.8%
6	Downingtown HS East Campus	Exton, PA	Downingtown Area SD	High	20.3%	1,708	71.5%
7	Avon Grove HS	West Grove, PA	Avon Grove SD	High	33.9%	1,744	69.7%
8	West Chester Henderson HS	West Chester, PA	West Chester Area SD	High	21.8%	1,444	67.2%
9	West Chester East HS	West Chester, PA	West Chester Area SD	High	24.1%	1,216	66.3%
10	Owen J Roberts HS	Pottstown, PA	Owen J Roberts SD	High	21.9%	1,810	64.5%
11	West Chester Bayard Rustin HS	West Chester, PA	West Chester Area SD	High	19.9%	1,159	61.1%
12	Phoenixville Area HS	Phoenixville, PA	Phoenixville Area SD	High	36.7%	1,194	58.1%
13	Oxford Area High School	Oxford, PA	Oxford Area SD	High	102%	1,089	52.5%
14	Kennett High School	Kennett Square, PA	Kennett Consolidated SD	High	51.2%	1,184	46.5%
15	Octorara Area JSHS	Atglen, PA	Octorara Area SD	High	99.6%	703	39.8%
16	Coatesville Area SHS	Coatesville, PA	Coatesville Area SD	High	103%	1,366	28.5%
17	Coatesville Intermediate HS	Coatsville, PA	Coatesville Area SD	High	98.7%	826	22.0%

Page 1 of 1 · top 17 of 17 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.