allk12 · Rankings · Biggest declines · California · Ventura County

The public schools with the biggest test-score declines in Ventura County, California

Across Ventura County, California, 171 public schools are ranked here, ranked by the 3-year drop in composite math + reading proficiency. Oak Hills Elementary leads the list at -10.6pp, against a median of +2.6pp across the ranked schools.

Sort any column, filter to a school or district, or download the full ranking as a CSV. Source data is federal NCES and state assessment reporting, 2024-25.

Schools ranked

171

Ventura County, California

Best 3-yr change

-10.6pp

Median 3-yr change

+2.6pp

BIGGEST DECLINES · VENTURA COUNTY, CALIFORNIA

#	School	City	District	Students	3 yrs ago	Latest	Change
1	Oak Hills Elementary	Oak Park, CA	Oak Park Unified	523	80.0%	69.4%	-10.6pp
2	Juanamaria Elementary	Ventura, CA	Ventura Unified	397	48.0%	37.4%	-10.5pp
3	Aspen Elementary	Thousand Oaks, CA	Conejo Valley Unified	332	68.0%	58.3%	-9.7pp
4	Katherine Elementary	Simi Valley, CA	Simi Valley Unified	300	54.1%	45.2%	-9.0pp
5	Sunset Elementary	Oak View, CA	Ventura Unified	357	39.6%	30.6%	-9.0pp
6	Sequoia Middle	Newbury Park, CA	Conejo Valley Unified	798	54.6%	45.9%	-8.8pp
7	Thousand Oaks High	Thousand Oaks, CA	Conejo Valley Unified	1,703	56.5%	48.3%	-8.2pp
8	Citrus Glen Elementary	Ventura, CA	Ventura Unified	491	41.3%	33.6%	-7.7pp
9	Nordhoff High	Ojai, CA	Ojai Unified	576	50.2%	43.4%	-6.9pp
10	Lincoln Elementary	Ventura, CA	Ventura Unified	202	32.3%	25.5%	-6.8pp
11	Rio Plaza Elementary	Oxnard, CA	Rio Elementary	455	20.6%	14.4%	-6.2pp
12	Knolls Elementary	Simi Valley, CA	Simi Valley Unified	212	32.1%	26.0%	-6.2pp
13	Topa Topa Elementary	Ojai, CA	Ojai Unified	347	42.4%	36.5%	-5.9pp
14	Hueneme Elementary	Port Hueneme, CA	Hueneme Elementary	329	25.0%	20.1%	-5.0pp
15	Red Oak Elementary	Oak Park, CA	Oak Park Unified	569	84.0%	79.2%	-4.9pp
16	Rio Del Mar	Oxnard, CA	Rio Elementary	499	36.9%	32.1%	-4.8pp
17	Peach Hill Academy	Moorpark, CA	Moorpark Unified	420	66.3%	61.7%	-4.7pp
18	Wildwood Elementary	Thousand Oaks, CA	Conejo Valley Unified	390	78.5%	73.9%	-4.6pp
19	Mesa Verde Middle	Moorpark, CA	Moorpark Unified	574	51.0%	46.6%	-4.4pp
20	Mound Elementary	Ventura, CA	Ventura Unified	490	68.5%	64.2%	-4.3pp
21	Sinaloa Middle	Simi Valley, CA	Simi Valley Unified	843	38.1%	34.0%	-4.2pp
22	Walnut Canyon Elementary	Moorpark, CA	Moorpark Unified	486	72.0%	68.0%	-4.1pp
23	Mira Monte Elementary	Ojai, CA	Ojai Unified	523	43.7%	39.7%	-4.0pp
24	Pleasant Valley School of Engineering and Arts	Camarillo, CA	Pleasant Valley	540	41.6%	37.6%	-4.0pp
25	Rio Vista Middle	Oxnard, CA	Rio Elementary	637	25.6%	21.6%	-4.0pp
26	Colina Middle	Thousand Oaks, CA	Conejo Valley Unified	832	57.4%	53.5%	-3.8pp
27	Weathersfield Elementary	Thousand Oaks, CA	Conejo Valley Unified	433	74.0%	70.3%	-3.7pp
28	E. P. Foster Elementary	Ventura, CA	Ventura Unified	299	25.4%	21.7%	-3.7pp
29	Glenwood Elementary	Thousand Oaks, CA	Conejo Valley Unified	218	30.3%	26.8%	-3.5pp
30	Simi Valley High	Simi Valley, CA	Simi Valley Unified	1,910	40.0%	36.5%	-3.5pp
31	Parkview Elementary	Port Hueneme, CA	Hueneme Elementary	525	19.4%	16.1%	-3.3pp
32	Berylwood Elementary	Simi Valley, CA	Simi Valley Unified	457	27.5%	24.3%	-3.2pp
33	Sycamore Elementary	Simi Valley, CA	Simi Valley Unified	359	41.4%	38.9%	-2.6pp
34	MADRONA ACADEMY OF THE ARTS AND SCIENCES	Thousand Oaks, CA	Conejo Valley Unified	245	50.5%	48.0%	-2.4pp
35	Atherwood Elementary	Simi Valley, CA	Simi Valley Unified	456	46.4%	44.0%	-2.4pp
36	Westlake High	Westlake Village, CA	Conejo Valley Unified	1,900	65.9%	63.6%	-2.3pp
37	Westlake Elementary	Westlake Village, CA	Conejo Valley Unified	512	72.1%	69.9%	-2.2pp
38	Monte Vista Middle	Camarillo, CA	Pleasant Valley	576	41.3%	39.1%	-2.2pp
39	Sheridan Way Elementary	Ventura, CA	Ventura Unified	325	17.1%	15.0%	-2.2pp
40	Elm Street Elementary	Oxnard, CA	Oxnard	471	15.8%	13.7%	-2.1pp
41	Adolfo Camarillo High	Camarillo, CA	Oxnard Union High	1,969	47.5%	45.5%	-2.1pp
42	Mountain Meadows Elementary	Moorpark, CA	Moorpark Unified	424	55.5%	53.5%	-2.0pp
43	Rio Rosales	Oxnard, CA	Rio Elementary	557	30.1%	28.2%	-2.0pp
44	Santa Rosa Technology Magnet	Camarillo, CA	Pleasant Valley	450	72.7%	71.0%	-1.7pp
45	Buena High	Ventura, CA	Ventura Unified	1,585	39.3%	37.7%	-1.6pp
46	Poinsettia Elementary	Ventura, CA	Ventura Unified	351	58.0%	56.6%	-1.4pp
47	Grace Thille Elementary	Santa Paula, CA	Santa Paula Unified	358	34.8%	33.5%	-1.3pp
48	Ramona Elementary	Oxnard, CA	Oxnard	568	17.7%	16.7%	-1.0pp
49	Tierra Vista Elementary	Oxnard, CA	Ocean View	560	22.8%	22.0%	-0.8pp
50	Juan Lagunas Soria Elementary	Oxnard, CA	Oxnard	895	35.2%	34.3%	-0.8pp

Page 1 of 4 · top 171 of 171 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.