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Castro Valley Unified

At a glance

237^thof 1,543 California districts▼ 25

Better than 84% of California districts

Elementary 9 Middle 2 High 3 Alternative 1Grades K-12

4400 Alma Ave.
Castro Valley, CA 94546-0146·(510) 537-3000·All California district rankings →

Statewide performance 2017–2025

2025: better than 84.6% of districts

Schools

9,548

Students

5-star schools

Top rankedJensen Ranch Elementary110^th of 5,857 California elementary schools

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Biggest riser

Jensen Ranch Elementary up 204 spots statewide this year

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Smallest classes

Creekside Middle 20 students per teacher

SchoolDigger ratings

5★

4★

3 schools without a SchoolDigger rating (too few tested students)

Compare California districts →See the top-ranked California schools →

Summary:

The Castro Valley Unified district, serving grades K-12 in the East Bay area, is a high-performing system of 15 schools that ranks well above the state average.

Families will find several standout schools, with Jensen Ranch Elementary and Proctor Elementary consistently achieving some of the highest test scores in the district, while Creekside Middle outperforms Canyon Middle in academics and has significantly lower chronic absenteeism. At the high school level, Castro Valley High boasts a very strong graduation rate.

While the district excels overall, some schools face greater challenges, such as Stanton Elementary and Castro Valley Elementary, which have lower test scores and higher absenteeism. The district's continuation and virtual schools, including Redwood Continuation High and Castro Valley Virtual Academy, serve specific student needs but show wide variations in performance, particularly in math and science.

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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 Immunizations Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				CAST Science (2025)				Smarter Balanced Assessments English Language Arts/Literacy (2025)								Smarter Balanced Assessments Mathematics (2025)								% Completely Immunized (2022)	% Varicella (2022)	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/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	CAST Science 5th Grade	CAST Science 8th 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	% Completely Immunized KG	% Varicella KG	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Canyon Middle	Public	6-8	19600 Cull Canyon Rd.	Castro Valley	94552	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 538-8833	1,418	62	23.0	40.7%	248 (17.5%)	68 (4.8%)	399 (28.1%)	493 (34.8%)	2 (0.1%)	10 (0.7%)	197 (13.9%)	77.4	532^nd of 2761 public middle schools	80.7%		77.2	548^th of 2783 public middle schools	80.3%	16		41.6		41.6				66.0	61.1	60.6		62.4				48.3	48.3	48.9		48.5			$18,925	$18,756	$169
Castro Valley Elementary	Public	K-5	20185 San Miguel Ave.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-1919	502	21	23.9	55.0%	75 (14.9%)	30 (6.0%)	163 (32.5%)	160 (31.9%)	0 (0.0%)	3 (0.6%)	71 (14.1%)	74.8	1376^th of 5857 public elementary schools	76.5%		75.3	1356^th of 5869 public elementary schools	76.9%	20	43.2			43.2	54.1	64.1	67.6					62.0	59.5	51.9	47.3					52.9	97.5	98.3	$17,935	$17,416	$519
Castro Valley High	Public	9-12	19400 Santa Maria Ave.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-5910	2,874	122	23.5	40.0%	595 (20.7%)	144 (5.0%)	732 (25.5%)	1,035 (36.0%)	2 (0.1%)	7 (0.2%)	351 (12.2%)	88.6	226^th of 2162 public high schools	89.5%		89.8	234^th of 2159 public high schools	89.2%	8			48.5	48.5							68.1	68.1							49.4	49.4			$19,089	$18,820	$269
Redwood Continuation High	Public	9-12	18400 Clifton Way	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-3193	92	7	12.4	78.3%	15 (16.3%)	4 (4.3%)	48 (52.2%)	8 (8.7%)	0 (0.0%)	3 (3.3%)	13 (14.1%)	14	1836^th of 2162 public high schools	15.1%		19.2	1715^th of 2159 public high schools	20.6%	121			3.6	3.6							9.4	9.4							6.5	6.5			$39,855	$39,754	$101
Marshall Elementary	Public	K-5	20111 Marshall St.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-2431	515	21	24.5	44.5%	71 (13.8%)	20 (3.9%)	142 (27.6%)	213 (41.4%)	0 (0.0%)	5 (1.0%)	64 (12.4%)	86.2	870^th of 5857 public elementary schools	85.1%		89	746^th of 5869 public elementary schools	87.3%	124	56.3			56.3	72.1	58.3	73.4					68.2	77.9	53.6	62.5					64.7			$18,231	$17,762	$469
Palomares Elementary	Public	K-5	6395 Palo Verde Rd.	Castro Valley	94552	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 582-4207	135	6	22.5	36.3%	29 (21.5%)	3 (2.2%)	47 (34.8%)	22 (16.3%)	0 (0.0%)	0 (0.0%)	34 (25.2%)	68.5	1667^th of 5857 public elementary schools	71.5%		78.9	1201^st of 5869 public elementary schools	79.5%	466	44.0			44.0	24.0	74.1	72.0					57.1	40.0	60.7	56.0					52.6			$19,565	$19,464	$101
Proctor Elementary	Public	K-5	17520 Redwood Rd.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-0630	613	25	24.5	30.2%	134 (21.9%)	12 (2.0%)	100 (16.3%)	243 (39.6%)	0 (0.0%)	3 (0.5%)	121 (19.7%)	94.8	349^th of 5857 public elementary schools	94.0%		95.4	309^th of 5869 public elementary schools	94.7%	40	67.4			67.4	78.8	74.5	74.7					76.0	82.8	81.6	69.2					78.0			$18,559	$18,088	$471
Roy A. Johnson High	Public	9-12	18400 Clifton Way	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-3000	18	2	9.0	50.0%	1 (5.6%)	1 (5.6%)	6 (33.3%)	6 (33.3%)	0 (0.0%)	0 (0.0%)	4 (22.2%)								(n/a)																							$86,185	$86,084	$101
Vannoy Elementary	Public	K-5	5100 Vannoy	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-1832	536	22	24.3	29.5%	115 (21.5%)	9 (1.7%)	162 (30.2%)	164 (30.6%)	0 (0.0%)	1 (0.2%)	85 (15.9%)	83.9	969^th of 5857 public elementary schools	83.5%		87.3	843^rd of 5869 public elementary schools	85.6%	126	35.9			35.9	64.3	75.0	67.2					68.4	69.4	70.3	60.9					67.1			$18,010	$17,856	$154
Jensen Ranch Elementary	Public	K-5	20001 Carson Ln.	Castro Valley	94552	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-6365	373	16	23.3	20.1%	52 (13.9%)	9 (2.4%)	38 (10.2%)	231 (61.9%)	0 (0.0%)	0 (0.0%)	43 (11.5%)	97.6	110^th of 5857 public elementary schools	98.1%		95.4	314^th of 5869 public elementary schools	94.6%	204	66.1			66.1	85.0	88.9	85.7					86.6	88.3	82.5	82.1					84.4			$20,807	$20,568	$239
Creekside Middle	Public	6-8	19722 Center St.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 247-0665	754	38	20.0	39.1%	138 (18.3%)	25 (3.3%)	140 (18.6%)	352 (46.7%)	0 (0.0%)	2 (0.3%)	97 (12.9%)	93.8	185^th of 2761 public middle schools	93.3%		91.5	242^nd of 2783 public middle schools	91.3%	57		64.7		64.7				73.0	74.1	72.2		73.1				70.1	64.0	71.3		68.5			$22,513	$22,218	$295
Chabot Elementary	Public	K-5	19104 Lake Chabot Rd.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-2342	496	21	23.6	28.2%	97 (19.6%)	10 (2.0%)	89 (17.9%)	206 (41.5%)	0 (0.0%)	2 (0.4%)	92 (18.5%)	89.5	689^th of 5857 public elementary schools	88.2%		92.8	516^th of 5869 public elementary schools	91.2%	173	61.0			61.0	61.8	71.8	70.1					68.0	63.2	87.2	71.4					74.0			$18,226	$17,910	$316
Independent Elementary	Public	K-5	21201 Independent School Rd.	Castro Valley	94552	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 537-9558	662	27	24.9	28.2%	105 (15.9%)	18 (2.7%)	103 (15.6%)	329 (49.7%)	1 (0.2%)	0 (0.0%)	106 (16.0%)	87.7	792^nd of 5857 public elementary schools	86.5%		92.2	555^th of 5869 public elementary schools	90.5%	237	55.9			55.9	61.5	65.7	73.0					67.2	64.4	74.0	66.4					68.1			$17,995	$17,894	$101
Stanton Elementary	Public	K-5	2644 Somerset Ave.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	No	(n/a)	(510) 727-9192	515	22	23.5	53.0%	83 (16.1%)	23 (4.5%)	157 (30.5%)	187 (36.3%)	3 (0.6%)	4 (0.8%)	58 (11.3%)	67.6	1709^th of 5857 public elementary schools	70.8%		75.9	1340^th of 5869 public elementary schools	77.2%	369	38.8			38.8	61.6	50.6	58.4					56.6	65.8	40.7	45.0					50.0			$19,348	$18,748	$600
Alma Preschool	Public		4400 Alma Ave.	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	(n/a)	(n/a)	(510) 537-3000																			(n/a)
Castro Valley Virtual Academy	Public, Virtual, Alternative	K-12	18400 Clifton Way	Castro Valley	94546	Alameda County	Castro Valley Unified	No	(n/a)	Yes	(n/a)	(510) 537-3193	45	4	12.4	40.0%	11 (24.4%)	2 (4.4%)	13 (28.9%)	10 (22.2%)	0 (0.0%)	0 (0.0%)	9 (20.0%)								(n/a)			20.0	20.0							72.7	72.7							36.4	36.4			$27,095	$26,994	$101

Districts nearby

District	Distance	# of Schools	Statewide Rank
Hayward Unified	1.59 mi	33	1268^th
Hayward Twin Oaks Montessori District	3.18 mi	1
Knowledge Enlightens You (KEY) Academy District	3.29 mi	1	1109^th
San Lorenzo Unified	3.54 mi	19	1236^th
Alameda County Office of Education	3.7 mi	15

See the top CA California districts

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.