Largest Schools in Carroll County Public Schools (2025)

Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 37 schools in Carroll County Public Schools, Maryland. Rank positions shown on each profile are within United States and Maryland.

#	School	Sector	Enrollment	Success Index (US)	Key result	Students
1	Westminster High Westminster · High · Grades 9–12	Public	1,477	76.3 Top 25%	64% Math proficiency	1,477
2	Manchester Valley High Manchester · High · Grades 9–12	Public	1,339	71.9 Top 25%	58% Math proficiency	1,339
3	Winters Mill High Westminster · High · Grades 9–12	Public	1,156	61.2 Top 50%	50% Math proficiency	1,156
4	Century High Sykesville · High · Grades 9–12	Public	1,101	81.1 Top 10%	77% Math proficiency	1,101
5	Liberty High Sykesville · High · Grades 9–12	Public	1,007	81.0 Top 10%	74% Math proficiency	1,007
6	South Carroll High Sykesville · High · Grades 9–12	Public	933	79.6 Top 10%	73% Math proficiency	933
7	Westminster West Middle Westminster · Middle · Grades 6–8	Public	923	65.7 Top 50%	50% Math proficiency	923
8	Francis Scott Key High Union Bridge · High · Grades 9–12	Public	906	62.6 Top 50%	51% Math proficiency	906
9	Oklahoma Road Middle Sykesville · Middle · Grades 6–8	Public	816	77.8 Top 25%	62% Math proficiency	816
10	Westminster East Middle Westminster · Middle · Grades 6–8	Public	796	61.5 Top 50%	40% Math proficiency	796
11	Mount Airy Middle Mount Airy · Middle · Grades 6–8	Public	761	72.8 Top 25%	56% Math proficiency	761
12	Linton Springs Elementary Sykesville · Elementary · Grades PK–5	Public	759	77.0 Top 25%	71% Math proficiency	759
13	Winfield Elementary Westminster · Elementary · Grades PK–5	Public	724	76.8 Top 25%	68% Math proficiency	724
14	Sykesville Middle Sykesville · Middle · Grades 6–8	Public	697	77.7 Top 25%	58% Math proficiency	697
15	Manchester Elementary Manchester · Elementary · Grades PK–5	Public	671	62.0 Top 50%	57% Math proficiency	671
16	Northwest Middle Taneytown · Middle · Grades 6–8	Public	655	59.5 Top 50%	42% Math proficiency	655
17	Sandymount Elementary Finksburg · Elementary · Grades PK–5	Public	640	69.3 Top 25%	60% Math proficiency	640
18	Shiloh Middle Hampstead · Middle · Grades 6–8	Public	631	75.0 Top 25%	53% Math proficiency	631
19	Freedom District Elementary Sykesville · Elementary · Grades K–5	Public	627	79.7 Top 25%	71% Math proficiency	627
20	North Carroll Middle Hampstead · Middle · Grades 6–8	Public	626	61.6 Top 50%	42% Math proficiency	626
21	Runnymede Elementary Westminster · Elementary · Grades PK–5	Public	625	63.3 Top 50%	57% Math proficiency	625
22	Carrolltowne Elementary Sykesville · Elementary · Grades PK–5	Public	593	72.8 Top 25%	61% Math proficiency	593
23	Cranberry Station Elementary Westminster · Elementary · Grades PK–5	Public	593	56.3 Top 50%	57% Math proficiency	593
24	William Winchester Elementary Westminster · Elementary · Grades PK–5	Public	587	61.4 Top 50%	56% Math proficiency	587
25	Piney Ridge Elementary Sykesville · Elementary · Grades PK–5	Public	578	67.6 Top 50%	65% Math proficiency	578
26	Westminster Elementary Westminster · Elementary · Grades PK–5	Public	564	64.0 Top 50%	59% Math proficiency	564
27	Ebb Valley Elementary Manchester · Elementary · Grades PK–5	Public	563	63.2 Top 50%	58% Math proficiency	563
28	Friendship Valley Elementary Westminster · Elementary · Grades PK–5	Public	518	64.6 Top 50%	58% Math proficiency	518
29	Mechanicsville Elementary Sykesville · Elementary · Grades PK–5	Public	510	69.3 Top 25%	61% Math proficiency	510
30	Elmer A. Wolfe Elementary Union Bridge · Elementary · Grades PK–5	Public	502	54.7 Top 50%	47% Math proficiency	502
31	Eldersburg Elementary Sykesville · Elementary · Grades PK–5	Public	470	79.3 Top 25%	72% Math proficiency	470
32	Mount Airy Elementary Mount Airy · Elementary · Grades 3–5	Public	462	72.6 Top 25%	67% Math proficiency	462
33	Taneytown Elementary Taneytown · Elementary · Grades PK–5	Public	450	53.9 Top 50%	47% Math proficiency	450
34	Robert Moton Elementary Westminster · Elementary · Grades PK–5	Public	440	58.2 Top 50%	52% Math proficiency	440
35	Spring Garden Elementary Hampstead · Elementary · Grades PK–5	Public	439	78.8 Top 25%	72% Math proficiency	439
36	Hampstead Elementary Hampstead · Elementary · Grades PK–5	Public	400	84.7 Top 10%	77% Math proficiency	400
37	Parr's Ridge Elementary Mt Airy · Elementary · Grades PK–2	Public	391	70.8 Top 25%	26.3% Free/reduced-price lunch	391

Westminster High in Westminster leads the 2025 list of largest schools in Carroll County Public Schools with Enrollment 1,477. Of the 37 schools shown, 37 are public.

For the full picture see the wider Maryland largest schools rankings, every school on the Carroll County Public Schools page, or the comparison tool to put a shortlist side by side.

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Frequently asked questions

What is the best largest school in Carroll County Public Schools?

Westminster High in Westminster, Maryland ranks first among largest schools in Carroll County Public Schools with Enrollment 1,477 (Enrollment: 1,477).

How are largest schools in Carroll County Public Schools ranked?

Schools with the highest enrollment. Only schools eligible for the Success Index (US) are included; the index is shown alongside for context.

Are these 2025 rankings official?

No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.