Largest Schools in Montgomery County Public Schools (2025)

Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 100 schools in Montgomery 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	Montgomery Blair High Silver Spring · High · Grades 9–12	Public	3,266	63.3 Top 50%	58% Math proficiency	3,266
2	Walter Johnson High Bethesda · High · Grades 9–12	Public	3,016	81.5 Top 10%	78% Math proficiency	3,016
3	Wheaton High Silver Spring · High · Grades 9–12	Public	2,794	54.1 Top 50%	50% Math proficiency	2,794
4	Gaithersburg High Gaithersburg · High · Grades 9–12	Public	2,441	49.2 Lower 50%	33% Math proficiency	2,441
5	Seneca Valley High Germantown · High · Grades 9–12	Public	2,409	45.1 Lower 50%	32% Math proficiency	2,409
6	Bethesda-Chevy Chase High Bethesda · High · Grades 9–12	Public	2,377	80.1 Top 10%	76% Math proficiency	2,377
7	Richard Montgomery High Rockville · High · Grades 9–12	Public	2,366	75.0 Top 25%	74% Math proficiency	2,366
8	Northwest High Germantown · High · Grades 9–12	Public	2,300	67.5 Top 25%	59% Math proficiency	2,300
9	Clarksburg High Clarksburg · High · Grades 9–12	Public	2,241	63.0 Top 50%	54% Math proficiency	2,241
10	Winston Churchill High Potomac · High · Grades 9–12	Public	2,185	83.2 Top 5%	84% Math proficiency	2,185
11	Quince Orchard High Gaithersburg · High · Grades 9–12	Public	2,100	63.3 Top 50%	55% Math proficiency	2,100
12	Walt Whitman High Bethesda · High · Grades 9–12	Public	2,056	85.4 Top 5%	86% Math proficiency	2,056
13	Paint Branch High Burtonsville · High · Grades 9–12	Public	2,038	57.8 Top 50%	47% Math proficiency	2,038
14	Albert Einstein High Kensington · High · Grades 9–12	Public	1,991	55.9 Top 50%	41% Math proficiency	1,991
15	James Hubert Blake High Silver Spring · High · Grades 9–12	Public	1,960	53.4 Top 50%	45% Math proficiency	1,960
16	John F. Kennedy High Silver Spring · High · Grades 9–12	Public	1,880	34.2 Lower 50%	22% Math proficiency	1,880
17	Thomas S. Wootton High Rockville · High · Grades 9–12	Public	1,870	84.5 Top 5%	87% Math proficiency	1,870
18	Springbrook High Silver Spring · High · Grades 9–12	Public	1,838	49.1 Lower 50%	46% Math proficiency	1,838
19	Sherwood High Sandy Spring · High · Grades 9–12	Public	1,675	73.8 Top 25%	64% Math proficiency	1,675
20	Col. Zadok Magruder High Rockville · High · Grades 9–12	Public	1,671	57.3 Top 50%	50% Math proficiency	1,671
21	Northwood High Rockville · High · Grades 9–12	Public	1,654	41.2 Lower 50%	30% Math proficiency	1,654
22	Watkins Mill High Gaithersburg · High · Grades 9–12	Public	1,577	33.3 Lower 50%	22% Math proficiency	1,577
23	Rockville High Rockville · High · Grades 9–12	Public	1,550	60.2 Top 50%	49% Math proficiency	1,550
24	Damascus High Damascus · High · Grades 9–12	Public	1,390	75.5 Top 25%	74% Math proficiency	1,390
25	Julius West Middle Rockville · Middle · Grades 6–8	Public	1,365	66.2 Top 50%	53% Math proficiency	1,365
26	Poolesville High Poolesville · High · Grades 9–12	Public	1,351	81.7 Top 10%	84% Math proficiency	1,351
27	Thomas W. Pyle Middle Bethesda · Middle · Grades 6–8	Public	1,259	87.0 Top 5%	82% Math proficiency	1,259
28	North Bethesda Middle Bethesda · Middle · Grades 6–8	Public	1,224	80.5 Top 10%	65% Math proficiency	1,224
29	Parkland Middle Rockville · Middle · Grades 6–8	Public	1,185	35.4 Lower 50%	28% Math proficiency	1,185
30	Takoma Park Middle Silver Spring · Middle · Grades 6–8	Public	1,177	74.1 Top 25%	65% Math proficiency	1,177
31	Tilden Middle Rockville · Middle · Grades 6–8	Public	1,112	73.7 Top 25%	61% Math proficiency	1,112
32	Earle B. Wood Middle Rockville · Middle · Grades 6–8	Public	1,019	47.8 Lower 50%	32% Math proficiency	1,019
33	Silver Spring International Middle Silver Spring · Middle · Grades 6–8	Public	1,015	45.3 Lower 50%	32% Math proficiency	1,015
34	Rocky Hill Middle Clarksburg · Middle · Grades 6–8	Public	1,010	59.8 Top 50%	47% Math proficiency	1,010
35	Lakelands Park Middle Gaithersburg · Middle · Grades 6–8	Public	993	67.3 Top 50%	49% Math proficiency	993
36	Cabin John Middle Potomac · Middle · Grades 6–8	Public	983	84.7 Top 10%	74% Math proficiency	983
37	A. Mario Loiederman Middle Silver Spring · Middle · Grades 6–8	Public	978	30.4 Lower 50%	12% Math proficiency	978
38	Eastern Middle Silver Spring · Middle · Grades 6–8	Public	963	48.0 Lower 50%	38% Math proficiency	963
39	Francis Scott Key Middle Silver Spring · Middle · Grades 6–8	Public	950	29.4 Lower 50%	15% Math proficiency	950
40	Hallie Wells Middle Clarksburg · Middle · Grades 6–8	Public	931	72.1 Top 25%	47% Math proficiency	931
41	Herbert Hoover Middle Potomac · Middle · Grades 6–8	Public	930	86.3 Top 5%	76% Math proficiency	930
42	Robert Frost Middle School Rockville · Middle · Grades 6–8	Public	915	84.9 Top 5%	73% Math proficiency	915
43	Kingsview Middle Germantown · Middle · Grades 6–8	Public	908	66.6 Top 50%	52% Math proficiency	908
44	Roberto W. Clemente Middle Germantown · Middle · Grades 6–8	Public	888	51.5 Top 50%	42% Math proficiency	888
45	Ashburton Elementary Bethesda · Elementary · Grades K–5	Public	871	63.3 Top 50%	57% Math proficiency	871
46	Gaithersburg Middle Gaithersburg · Middle · Grades 6–8	Public	869	35.7 Lower 50%	26% Math proficiency	869
47	Argyle Middle Silver Spring · Middle · Grades 6–8	Public	868	31.6 Lower 50%	19% Math proficiency	868
48	Rosa M. Parks Middle Olney · Middle · Grades 6–8	Public	863	74.6 Top 25%	54% Math proficiency	863
49	Briggs Chaney Middle Silver Spring · Middle · Grades 6–8	Public	858	33.0 Lower 50%	20% Math proficiency	858
50	Farmland Elementary Rockville · Elementary · Grades K–5	Public	847	78.4 Top 25%	71% Math proficiency	847
51	John T. Baker Middle School Damascus · Middle · Grades 6–8	Public	841	59.8 Top 50%	40% Math proficiency	841
52	Martin Luther King Jr. Middle Germantown · Middle · Grades 6–8	Public	841	40.8 Lower 50%	30% Math proficiency	841
53	Westland Middle Bethesda · Middle · Grades 6–8	Public	839	82.1 Top 10%	68% Math proficiency	839
54	Forest Oak Middle Gaithersburg · Middle · Grades 6–8	Public	828	29.5 Lower 50%	18% Math proficiency	828
55	White Oak Middle Silver Spring · Middle · Grades 6–8	Public	808	35.1 Lower 50%	13% Math proficiency	808
56	Odessa Shannon Middle Silver Spring · Middle · Grades 6–8	Public	784	31.5 Lower 50%	17% Math proficiency	784
57	Neelsville Middle Germantown · Middle · Grades 6–8	Public	781	25.6 Lower 50%	10% Math proficiency	781
58	Montgomery Village Middle Montgomery Village · Middle · Grades 6–8	Public	780	26.6 Lower 50%	14% Math proficiency	780
59	Bayard Rustin Elementary Rockville · Elementary · Grades PK–5	Public	757	65.6 Top 50%	64% Math proficiency	757
60	JoAnn Leleck at Broad Acres Elementary Silver Spring · Elementary · Grades PK–5	Public	756	45.4 Lower 50%	49% Math proficiency	756
61	Silver Creek Middle Kensington · Middle · Grades 6–8	Public	751	75.4 Top 25%	55% Math proficiency	751
62	Burnt Mills Elementary Silver Spring · Elementary · Grades PK–5	Public	747	45.8 Lower 50%	36% Math proficiency	747
63	Arcola Elementary Silver Spring · Elementary · Grades PK–5	Public	747	32.8 Lower 50%	26% Math proficiency	747
64	South Lake Elementary Gaithersburg · Elementary · Grades PK–5	Public	746	32.9 Lower 50%	30% Math proficiency	746
65	Waters Landing Elementary Germantown · Elementary · Grades K–5	Public	735	46.7 Lower 50%	39% Math proficiency	735
66	Watkins Mill Elementary Montgomery Village · Elementary · Grades PK–5	Public	734	35.5 Lower 50%	32% Math proficiency	734
67	Garrett Park Elementary Kensington · Elementary · Grades K–5	Public	724	65.9 Top 50%	57% Math proficiency	724
68	Ridgeview Middle Gaithersburg · Middle · Grades 6–8	Public	722	57.7 Top 50%	40% Math proficiency	722
69	Greencastle Elementary Silver Spring · Elementary · Grades PK–5	Public	722	47.2 Lower 50%	41% Math proficiency	722
70	Whetstone Elementary Gaithersburg · Elementary · Grades PK–5	Public	711	36.9 Lower 50%	31% Math proficiency	711
71	Benjamin Banneker Middle Burtonsville · Middle · Grades 6–8	Public	705	35.7 Lower 50%	17% Math proficiency	705
72	Sargent Shriver Elementary Silver Spring · Elementary · Grades PK–5	Public	697	37.0 Lower 50%	40% Math proficiency	697
73	Galway Elementary Silver Spring · Elementary · Grades PK–5	Public	695	50.1 Top 50%	41% Math proficiency	695
74	Weller Road Elementary Silver Spring · Elementary · Grades PK–5	Public	691	38.0 Lower 50%	36% Math proficiency	691
75	Rock Creek Forest Elementary Chevy Chase · Elementary · Grades PK–5	Public	690	73.7 Top 25%	62% Math proficiency	690
76	Sligo Middle Silver Spring · Middle · Grades 6–8	Public	685	55.0 Top 50%	37% Math proficiency	685
77	Luxmanor Elementary Rockville · Elementary · Grades PK–5	Public	684	79.5 Top 25%	67% Math proficiency	684
78	William H. Farquhar Middle Olney · Middle · Grades 6–8	Public	682	64.1 Top 50%	40% Math proficiency	682
79	Glenallan Elementary Silver Spring · Elementary · Grades PK–5	Public	679	39.2 Lower 50%	36% Math proficiency	679
80	Dr. Ronald E. McNair Elementary Germantown · Elementary · Grades PK–5	Public	673	64.2 Top 50%	54% Math proficiency	673
81	Rachel Carson Elementary Gaithersburg · Elementary · Grades PK–5	Public	671	72.6 Top 25%	65% Math proficiency	671
82	Harmony Hills Elementary Silver Spring · Elementary · Grades PK–5	Public	655	28.7 Lower 50%	19% Math proficiency	655
83	Diamond Elementary Gaithersburg · Elementary · Grades PK–5	Public	654	84.3 Top 10%	75% Math proficiency	654
84	Flora M. Singer Elementary Silver Spring · Elementary · Grades PK–5	Public	653	57.7 Top 50%	45% Math proficiency	653
85	Newport Mill Middle Kensington · Middle · Grades 6–8	Public	652	42.7 Lower 50%	34% Math proficiency	652
86	Bethesda Elementary Bethesda · Elementary · Grades K–5	Public	645	75.5 Top 25%	69% Math proficiency	645
87	Cabin Branch Elementary Clarksburg · Elementary · Grades PK–5	Public	645	68.1 Top 50%	28.1% Free/reduced-price lunch	645
88	Rolling Terrace Elementary Takoma Park · Elementary · Grades PK–5	Public	645	32.2 Lower 50%	28% Math proficiency	645
89	Wyngate Elementary Bethesda · Elementary · Grades K–5	Public	640	83.9 Top 10%	76% Math proficiency	640
90	Sligo Creek Elementary Silver Spring · Elementary · Grades K–5	Public	632	65.1 Top 50%	53% Math proficiency	632
91	Jackson Road Elementary Silver Spring · Elementary · Grades PK–5	Public	623	40.3 Lower 50%	32% Math proficiency	623
92	Lucy V. Barnsley Elementary Rockville · Elementary · Grades K–5	Public	621	72.4 Top 25%	66% Math proficiency	621
93	William Tyler Page Elementary Silver Spring · Elementary · Grades PK–5	Public	620	56.0 Top 50%	45% Math proficiency	620
94	Fox Chapel Elementary Germantown · Elementary · Grades PK–5	Public	617	59.0 Top 50%	56% Math proficiency	617
95	Maryvale Elementary Rockville · Elementary · Grades PK–5	Public	617	58.2 Top 50%	53% Math proficiency	617
96	Little Bennett Elementary Clarksburg · Elementary · Grades K–5	Public	614	78.2 Top 25%	65% Math proficiency	614
97	Wood Acres Elementary Bethesda · Elementary · Grades PK–5	Public	609	79.1 Top 25%	66% Math proficiency	609
98	Woodlin Elementary Silver Spring · Elementary · Grades K–5	Public	603	70.4 Top 25%	60% Math proficiency	603
99	Gaithersburg Elementary Gaithersburg · Elementary · Grades PK–5	Public	603	32.0 Lower 50%	24% Math proficiency	603
100	William B. Gibbs Jr. Elementary Germantown · Elementary · Grades PK–5	Public	601	67.7 Top 50%	59% Math proficiency	601

Montgomery Blair High in Silver Spring leads the 2025 list of largest schools in Montgomery County Public Schools with Enrollment 3,266. Of the 100 schools shown, 100 are public.

For the full picture see the wider Maryland largest schools rankings, every school on the Montgomery 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 Montgomery County Public Schools?

Montgomery Blair High in Silver Spring, Maryland ranks first among largest schools in Montgomery County Public Schools with Enrollment 3,266 (Enrollment: 3,266).

How are largest schools in Montgomery 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.