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Best Public Schools in San Dimas, CA

New rankings! SchoolDigger recently updated its California rankings with newly released test scores for the 2025-26 school year.

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At a glance

Schools

5,661

Students

Districts

5-star schools

Top rankedArma J. Shull Elementary367^th of 5,817 California elementary schools

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Biggest riser

Allen Avenue Elementary up 386 spots statewide this year

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Smallest classes

San Dimas High 21.4 students per teacher

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Newly ranked this year

Rockey Glenn Camp

SchoolDigger ratings

5★

4★

0★

1 school without a SchoolDigger rating (too few tested students)

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Ranking:

E Elementary M Middle H High A Alternative P Private

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Vaccination Finance All

School													Students/Teachers											Ranking (2026)				Ranking (2025)				CAST Science (2026)					Smarter Balanced Assessments English Language Arts/Literacy (2026)								Smarter Balanced Assessments Mathematics (2026)								Vaccination (2024-25)		Per Pupil Expenditures (2025)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/reduced lunch (2024-25)	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2026)	Statewide Rank (2026)	State Percentile (2026)	SchoolDigger Rating (2026)	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	Rank Change from Previous Year	CAST Science 5th Grade	CAST Science 8th Grade	CAST Science 10th Grade	CAST Science 12th Grade	CAST Science All Grades	Smarter Balanced Assessments English Language Arts/Literacy 3rd Grade	Smarter Balanced Assessments English Language Arts/Literacy 4th Grade	Smarter Balanced Assessments English Language Arts/Literacy 5th Grade	Smarter Balanced Assessments English Language Arts/Literacy 6th Grade	Smarter Balanced Assessments English Language Arts/Literacy 7th Grade	Smarter Balanced Assessments English Language Arts/Literacy 8th Grade	Smarter Balanced Assessments English Language Arts/Literacy 11th Grade	Smarter Balanced Assessments English Language Arts/Literacy All Grades	Smarter Balanced Assessments Mathematics 3rd Grade	Smarter Balanced Assessments Mathematics 4th Grade	Smarter Balanced Assessments Mathematics 5th Grade	Smarter Balanced Assessments Mathematics 6th Grade	Smarter Balanced Assessments Mathematics 7th Grade	Smarter Balanced Assessments Mathematics 8th Grade	Smarter Balanced Assessments Mathematics 11th Grade	Smarter Balanced Assessments Mathematics All Grades	Vaccination: Kindergartners with all required immunizations	Vaccination: Exemption rate	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Allen Avenue Elementary	Public	K-5	740 East Allen Ave.	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8202	467	21	21.8	36.8%	93 (19.9%)	11 (2.4%)	266 (57.0%)	59 (12.6%)	0 (0.0%)	0 (0.0%)	38 (8.1%)	81.7	1055^th of 5817 public elementary schools	81.9%		73.6	1441^st of 5857 public elementary schools	75.4%	386	50.0				50.0	68.2	58.5	63.5					63.4	68.2	58.5	57.8					61.5	97%	0%	$15,091	$14,696	$395
Arma J. Shull Elementary	Public	K-5	825 North Amelia	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8208	633	23	27.7	26.1%	120 (19.0%)	5 (0.8%)	304 (48.0%)	139 (22.0%)	0 (0.0%)	0 (0.0%)	65 (10.3%)	94.5	367^th of 5817 public elementary schools	93.7%		95.6	271^st of 5857 public elementary schools	95.4%	96	68.6				68.6	73.2	73.5	82.9					76.6	78.6	76.5	69.5					74.8	≥ 99%		$14,943	$14,632	$311
Chaparral High (Continuation)	Public	9-12	121 West Allen Ave.	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8240	54	11	5.0	61.1%	5 (9.3%)	1 (1.9%)	47 (87.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	1 (1.9%)	8.2	2042^nd of 2135 public high schools	4.4%		12.1	1912^th of 2162 public high schools	11.6%	130												10.0	10.0							0.0	0.0			$84,642	$83,350	$1,292
Fred Ekstrand Elementary	Public	K-5	400 North Walnut Ave.	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8203	475	22	21.5	47.8%	58 (12.2%)	11 (2.3%)	321 (67.6%)	36 (7.6%)	0 (0.0%)	1 (0.2%)	48 (10.1%)	73.3	1434^th of 5817 public elementary schools	75.3%		74.5	1399^th of 5857 public elementary schools	76.1%	35	44.9				44.9	56.9	58.2	57.1					57.4	66.7	52.2	47.4					55.3	93%	0%	$16,513	$15,938	$575
Gladstone Elementary	Public	K-5	1314 West Gladstone	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8204	518	23	22.1	34.7%	92 (17.8%)	4 (0.8%)	302 (58.3%)	79 (15.3%)	1 (0.2%)	0 (0.0%)	40 (7.7%)	85	919^th of 5817 public elementary schools	84.2%		84.1	952^nd of 5857 public elementary schools	83.7%	33	58.8				58.8	55.4	56.8	74.1					62.7	71.6	62.7	67.1					67.1	98%	0%	$15,381	$14,968	$413
Lone Hill Middle	Public	6-8	700 South Lone Hill	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8270	870	37	23.3	38.9%	154 (17.7%)	21 (2.4%)	512 (58.9%)	94 (10.8%)	0 (0.0%)	1 (0.1%)	88 (10.1%)	88	301^st of 2740 public middle schools	89.0%		87.8	315^th of 2761 public middle schools	88.6%	14		65.5			65.5				65.4	71.3	78.9		72.1				51.4	56.1	58.4		55.4			$15,790	$15,342	$448
Ramona Middle	Public	6-8	3490 Ramona Ave.	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8260	1,371	51	26.6	30.8%	302 (22.0%)	27 (2.0%)	730 (53.2%)	181 (13.2%)	0 (0.0%)	1 (0.1%)	130 (9.5%)	93	196^th of 2740 public middle schools	92.8%		92.8	202^nd of 2761 public middle schools	92.7%	6		65.6			65.6				71.2	75.4	76.4		74.3				64.3	63.3	70.4		65.9			$13,320	$12,942	$378
San Dimas High	Public	9-12	800 West Covina Blvd.	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8230	1,235	58	21.4	37.6%	220 (17.8%)	37 (3.0%)	735 (59.5%)	132 (10.7%)	0 (0.0%)	0 (0.0%)	110 (8.9%)	91.2	176^th of 2135 public high schools	91.8%		89.6	204^th of 2162 public high schools	90.6%	28			60.5	38.5	59.5							80.6	80.6							50.4	50.4			$18,375	$17,972	$403
Vista (Alternative)	Public, Alternative	K-12	127 West Allen Ave.	San Dimas	91773	Los Angeles County	Bonita Unified	No	(n/a)	No	(n/a)	(909) 971-8242	11	2	6.8	72.7%	0 (0.0%)	0 (0.0%)	9 (81.8%)	1 (9.1%)	0 (0.0%)	0 (0.0%)	1 (9.1%)								(n/a)			22.7		22.7																			$86,944	$85,934	$1,010
Rockey Glenn Camp	Public	7-12	1900 North Sycamore Canyon Rd.	San Dimas	90242	Los Angeles County	Los Angeles County Office of Education	No	(n/a)	No	(n/a)	(909) 599-8435	27	4	7.0	88.9%	1 (3.7%)	6 (22.2%)	20 (74.1%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	6.6	2109^th of 2135 public high schools	1.2%					(n/a)												0.0	0.0							0.0	0.0			$44,882	$36,002	$8,880

Cities Near San Dimas

City	Distance	# of Schools	Statewide Rank
Covina	1.58 mi	18	391^st
Glendora	1.62 mi	16	284^th
La Verne	2.57 mi	6	166^th
Pomona	2.68 mi	37	655^th
Walnut	3.96 mi	11	88^th

See the top CA California cities

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.