allk12 · Rankings · Biggest declines · California · Los Angeles County · High schools

The public high schools with the biggest test-score declines in Los Angeles County, California

Across Los Angeles County, California, 229 public high schools are ranked here, ranked by the 3-year drop in composite math + reading proficiency. Vasquez High leads the list at -19.5pp, against a median of +4.2pp 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

229

Los Angeles County, California

Best 3-yr change

-19.5pp

Median 3-yr change

+4.2pp

BIGGEST DECLINES · LOS ANGELES COUNTY, CALIFORNIA

#	School	City	District	Students	3 yrs ago	Latest	Change
1	Vasquez High	Acton, CA	Acton-Agua Dulce Unified	394	35.3%	15.8%	-19.5pp
2	Malibu High	Malibu, CA	Santa Monica-Malibu Unified	387	70.0%	56.4%	-13.6pp
3	Gahr (Richard) High	Cerritos, CA	ABC Unified	1,631	58.8%	45.9%	-12.9pp
4	Azusa High	Azusa, CA	Azusa Unified	1,609	43.1%	32.4%	-10.7pp
5	Hilda L. Solis Lrng Acad Sch of Tech Business and Ed	Los Angeles, CA	Los Angeles Unified	170	27.9%	17.6%	-10.2pp
6	Burbank High	Burbank, CA	Burbank Unified	2,457	55.0%	46.7%	-8.3pp
7	La Puente High	La Puente, CA	Hacienda la Puente Unified	813	30.3%	22.1%	-8.3pp
8	Ganesha High	Pomona, CA	Pomona Unified	895	27.4%	19.2%	-8.2pp
9	Agoura High	Agoura, CA	Las Virgenes Unified	1,709	58.8%	52.0%	-6.8pp
10	William S. Hart High	Newhall, CA	William S. Hart Union High	1,941	56.7%	51.6%	-5.2pp
11	Los Angeles High School of the Arts	Los Angeles, CA	Los Angeles Unified	431	33.5%	29.1%	-4.4pp
12	Pasadena High	Pasadena, CA	Pasadena Unified	1,303	45.1%	41.0%	-4.1pp
13	Temple City High	Temple City, CA	Temple City Unified	1,779	71.3%	67.4%	-4.0pp
14	San Gabriel High	San Gabriel, CA	Alhambra Unified	1,761	54.7%	50.9%	-3.9pp
15	Mountain View High	El Monte, CA	El Monte Union High	1,123	32.0%	28.3%	-3.7pp
16	William Workman High	City Of Industry, CA	Hacienda la Puente Unified	723	39.9%	36.3%	-3.6pp
17	Taft Charter High	Woodland Hills, CA	Los Angeles Unified	2,221	56.3%	52.8%	-3.6pp
18	John A. Rowland High	Rowland Heights, CA	Rowland Unified	2,016	57.9%	54.4%	-3.5pp
19	Reseda Charter High	Reseda, CA	Los Angeles Unified	1,339	36.6%	33.3%	-3.3pp
20	Rosemead High	Rosemead, CA	El Monte Union High	1,691	60.8%	58.0%	-2.9pp
21	Anderson W. Clark Magnet High	La Crescenta, CA	Glendale Unified	1,136	81.1%	78.5%	-2.6pp
22	Arcadia High	Arcadia, CA	Arcadia Unified	2,939	67.1%	64.6%	-2.5pp
23	John H. Francis Polytechnic	Sun Valley, CA	Los Angeles Unified	2,124	36.7%	34.3%	-2.4pp
24	Glendale High	Glendale, CA	Glendale Unified	2,066	30.7%	28.7%	-2.1pp
25	Monrovia High	Monrovia, CA	Monrovia Unified	1,455	51.9%	49.9%	-2.0pp
26	Los Altos High	Hacienda Heights, CA	Hacienda la Puente Unified	1,592	49.3%	47.4%	-1.8pp
27	Diamond Bar High	Diamond Bar, CA	Walnut Valley Unified	2,563	74.2%	72.3%	-1.8pp
28	Inglewood High	Inglewood, CA	Inglewood Unified	757	21.4%	19.8%	-1.7pp
29	Wilson High	Long Beach, CA	Long Beach Unified	3,349	39.2%	37.6%	-1.7pp
30	Odyssey STEM Academy	Lakewood, CA	Paramount Unified	336	45.9%	44.3%	-1.6pp
31	Rancho Dominguez Preparatory	Long Beach, CA	Los Angeles Unified	701	32.5%	31.0%	-1.5pp
32	Redondo Union High	Redondo Beach, CA	Redondo Beach Unified	2,921	64.7%	63.2%	-1.4pp
33	South El Monte High	South El Monte, CA	El Monte Union High	1,125	36.4%	35.1%	-1.3pp
34	San Dimas High	San Dimas, CA	Bonita Unified	1,235	62.3%	61.3%	-1.0pp
35	Crescenta Valley High	La Crescenta, CA	Glendale Unified	2,624	69.6%	68.6%	-1.0pp
36	Humanitas Acad of Art and Tech at Esteban E. Torres High #4	Los Angeles, CA	Los Angeles Unified	398	27.2%	26.3%	-0.9pp
37	Blair High	Pasadena, CA	Pasadena Unified	1,053	35.8%	34.9%	-0.9pp
38	North Hollywood Senior High	North Hollywood, CA	Los Angeles Unified	2,444	57.8%	56.9%	-0.8pp
39	Hawthorne Math and Science Academy	Hawthorne, CA	Hawthorne	567	70.0%	69.4%	-0.7pp
40	South High	Torrance, CA	Torrance Unified	1,734	69.0%	68.3%	-0.7pp
41	La Serna High	Whittier, CA	Whittier Union High	2,372	57.9%	57.1%	-0.7pp
42	Whitney (Gretchen) High	Cerritos, CA	ABC Unified	1,024	99.2%	98.6%	-0.6pp
43	Culver City High	Culver City, CA	Culver City Unified	2,012	56.3%	55.7%	-0.6pp
44	Felicitas and Gonzalo Mendez High	Los Angeles, CA	Los Angeles Unified	694	37.0%	36.6%	-0.4pp
45	Mark Keppel High	Alhambra, CA	Alhambra Unified	2,201	67.3%	67.1%	-0.2pp
46	James A. Garfield Senior High	Los Angeles, CA	Los Angeles Unified	2,237	45.4%	45.4%	+0.0pp
47	Dr. Richard A. Vladovic Harbor Teacher Preparation Academy	Wilmington, CA	Los Angeles Unified	452	88.5%	88.4%	+0.0pp
48	Cabrillo High	Long Beach, CA	Long Beach Unified	1,652	24.3%	24.3%	+0.1pp
49	Arroyo High	El Monte, CA	El Monte Union High	1,638	50.4%	50.7%	+0.3pp
50	Diego Rivera Learning Complex Green Design STEAM Academy	Los Angeles, CA	Los Angeles Unified	493	36.4%	36.7%	+0.3pp

Page 1 of 5 · top 229 of 229 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.