allk12 · Rankings · Most improved · California · Orange County · High schools

The public high schools with the most improved test scores in Orange County, California

68 public high schools in Orange County, California appear in this ranking of the public high schools with the most improved test scores, ranked by the 3-year gain in composite math + reading proficiency. Los Amigos High leads the list at +11.6pp, against a median of +1.1pp 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

Orange County, California

Top 3-yr change

+11.6pp

Median 3-yr change

+1.1pp

MOST IMPROVED · ORANGE COUNTY, CALIFORNIA

#	School	City	District	Students	3 yrs ago	Latest	Change
1	Los Amigos High	Fountain Valley, CA	Garden Grove Unified	1,430	34.6%	46.3%	+11.6pp
2	Pacifica High	Garden Grove, CA	Garden Grove Unified	1,634	55.2%	65.9%	+10.7pp
3	Canyon High	Anaheim, CA	Orange Unified	2,183	51.4%	61.9%	+10.5pp
4	Magnolia High	Anaheim, CA	Anaheim Union High	1,608	28.0%	37.9%	+9.9pp
5	Valley High	Santa Ana, CA	Santa Ana Unified	1,908	20.5%	29.2%	+8.7pp
6	Fullerton Union High	Fullerton, CA	Fullerton Joint Union High	1,880	41.5%	50.1%	+8.6pp
7	Estancia High	Costa Mesa, CA	Newport-Mesa Unified	976	34.4%	42.6%	+8.3pp
8	Sunny Hills High	Fullerton, CA	Fullerton Joint Union High	2,337	63.8%	71.9%	+8.1pp
9	Laguna Beach High	Laguna Beach, CA	Laguna Beach Unified	815	61.4%	69.4%	+8.0pp
10	Legacy Magnet Academy	Tustin, CA	Tustin Unified	964	69.6%	77.4%	+7.8pp
11	Newport Harbor High	Newport Beach, CA	Newport-Mesa Unified	2,084	48.1%	55.8%	+7.6pp
12	Century High	Santa Ana, CA	Santa Ana Unified	1,519	17.8%	25.1%	+7.3pp
13	Tesoro High	Las Flores, CA	Capistrano Unified	2,030	70.2%	77.4%	+7.1pp
14	El Dorado High	Placentia, CA	Placentia-Yorba Linda Unified	1,998	58.4%	65.1%	+6.8pp
15	La Quinta High	Westminster, CA	Garden Grove Unified	2,041	70.1%	76.0%	+6.0pp
16	Hector G. Godinez	Santa Ana, CA	Santa Ana Unified	1,687	43.9%	48.5%	+4.6pp
17	Segerstrom High	Santa Ana, CA	Santa Ana Unified	2,376	42.4%	46.6%	+4.2pp
18	Yorba Linda High	Yorba Linda, CA	Placentia-Yorba Linda Unified	1,631	61.6%	65.5%	+3.9pp
19	San Juan Hills High	San Juan Capistrano, CA	Capistrano Unified	2,641	64.2%	67.8%	+3.6pp
20	La Habra High	La Habra, CA	Fullerton Joint Union High	1,881	35.5%	39.0%	+3.5pp
21	Rancho Alamitos High	Garden Grove, CA	Garden Grove Unified	1,439	44.7%	48.3%	+3.5pp
22	Santa Ana High	Santa Ana, CA	Santa Ana Unified	2,505	24.8%	28.2%	+3.4pp
23	Westminster High	Westminster, CA	Huntington Beach Union High	2,529	53.1%	56.3%	+3.2pp
24	Irvine High	Irvine, CA	Irvine Unified	1,964	64.8%	67.9%	+3.0pp
25	El Modena High	Orange, CA	Orange Unified	1,795	39.6%	42.5%	+2.8pp
26	Mission Viejo High	Mission Viejo, CA	Saddleback Valley Unified	1,566	54.7%	57.5%	+2.8pp
27	Tustin High	Tustin, CA	Tustin Unified	1,627	39.5%	42.2%	+2.8pp
28	Garden Grove High	Garden Grove, CA	Garden Grove Unified	2,148	56.7%	59.3%	+2.6pp
29	Troy High	Fullerton, CA	Fullerton Joint Union High	2,504	80.0%	82.6%	+2.5pp
30	Santiago High	Garden Grove, CA	Garden Grove Unified	1,664	41.2%	43.5%	+2.4pp
31	Woodbridge High	Irvine, CA	Irvine Unified	2,232	66.8%	69.1%	+2.3pp
32	Brea Olinda High	Brea, CA	Brea-Olinda Unified	1,676	58.0%	60.1%	+2.1pp
33	Corona del Mar High	Newport Beach, CA	Newport-Mesa Unified	2,106	62.3%	63.5%	+1.2pp
34	Villa Park High	Villa Park, CA	Orange Unified	2,023	42.0%	43.3%	+1.2pp
35	Arnold O. Beckman High	Irvine, CA	Tustin Unified	2,776	70.8%	72.0%	+1.1pp
36	Katella High	Anaheim, CA	Anaheim Union High	2,326	28.4%	29.3%	+0.9pp
37	Orange High	Orange, CA	Orange Unified	1,728	25.3%	25.9%	+0.6pp
38	Western High	Anaheim, CA	Anaheim Union High	1,446	29.6%	30.0%	+0.5pp
39	Oxford Academy	Cypress, CA	Anaheim Union High	1,315	96.4%	96.5%	+0.1pp
40	San Clemente High	San Clemente, CA	Capistrano Unified	2,740	64.4%	64.5%	+0.0pp
41	Costa Mesa High	Costa Mesa, CA	Newport-Mesa Unified	1,730	40.0%	39.6%	-0.3pp
42	Valencia High	Placentia, CA	Placentia-Yorba Linda Unified	2,411	57.4%	57.1%	-0.3pp
43	Trabuco Hills High	Mission Viejo, CA	Saddleback Valley Unified	2,475	64.6%	64.1%	-0.5pp
44	Esperanza High	Anaheim, CA	Placentia-Yorba Linda Unified	1,393	58.3%	57.8%	-0.6pp
45	John F. Kennedy High	La Palma, CA	Anaheim Union High	1,983	57.6%	56.6%	-0.9pp
46	Anaheim High	Anaheim, CA	Anaheim Union High	2,667	25.8%	24.7%	-1.1pp
47	Huntington Beach High	Huntington Beach, CA	Huntington Beach Union High	2,645	61.4%	59.9%	-1.5pp
48	Marina High	Huntington Beach, CA	Huntington Beach Union High	1,997	61.9%	59.8%	-2.1pp
49	Cypress High	Cypress, CA	Anaheim Union High	2,685	61.3%	58.7%	-2.5pp
50	Capistrano Valley High	Mission Viejo, CA	Capistrano Unified	1,991	65.3%	62.8%	-2.5pp

Page 1 of 2 · top 68 of 68 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

All schools in Orange County →

Most improved rankings at a wider scope

All California Nationwide

Other rankings for Orange County, California

Largest Most diverse Lowest ratio Highest proficiency Fastest growing Highest poverty Lowest poverty Highest ratio Fastest declining Lowest proficiency Most Hispanic Most Black Most White Most Asian Best in math Best in reading Biggest declines Most Native American Most Pacific Islander Most multiracial Most Hispanic (count)Most Black (count)Most White (count)Most Asian (count)Most Native American (count)Most Pacific Islander (count)Most multiracial (count)Smallest Most male Most female Largest charters

All ranking categories →

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.