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allk12 · Rankings · Biggest declines · California · San Mateo County

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

Across San Mateo County, California, 139 public schools are ranked here, ranked by the 3-year drop in composite math + reading proficiency. Los Cerritos Elementary leads the list at -19.8pp, against a median of -0.7pp 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
139
San Mateo County, California
Best 3-yr change
-19.8pp
Median 3-yr change
-0.7pp
BIGGEST DECLINES · SAN MATEO COUNTY, CALIFORNIA
#SchoolCityDistrictStudents3 yrs agoLatestChange
1Los Cerritos ElementarySouth San Francisco, CASouth San Francisco Unified30435.4%15.7%-19.8pp
2White Oaks ElementarySan Carlos, CASan Carlos Elementary25097.5%79.0%-18.4pp
3Heather ElementarySan Carlos, CASan Carlos Elementary32083.6%68.4%-15.2pp
4Tide AcademyMenlo Park, CASequoia Union High21254.4%41.4%-13.1pp
5Brewer Island ElementaryFoster City, CASan Mateo-Foster City30686.0%73.1%-12.9pp
6Half Moon Bay HighHalf Moon Bay, CACabrillo Unified91140.7%28.3%-12.4pp
7Marjorie H. Tobias ElementaryDaly City, CAJefferson Elementary29974.5%62.6%-12.0pp
8Laurel ElementarySan Mateo, CASan Mateo-Foster City46930.1%19.3%-10.8pp
9Martin ElementarySouth San Francisco, CASouth San Francisco Unified37027.1%17.1%-10.0pp
10Fiesta Gardens International ElementarySan Mateo, CASan Mateo-Foster City41834.6%25.1%-9.5pp
11Audubon ElementaryFoster City, CASan Mateo-Foster City44573.8%64.7%-9.1pp
12Benjamin Franklin IntermediateColma, CAJefferson Elementary49735.9%27.0%-8.9pp
13Spruce ElementarySouth San Francisco, CASouth San Francisco Unified38431.0%22.2%-8.8pp
14Sequoia HighRedwood City, CASequoia Union High1,85451.2%43.1%-8.1pp
15Portola ElementarySan Bruno, CASan Bruno Park Elementary37866.2%58.3%-8.0pp
16Beach Park ElementaryFoster City, CASan Mateo-Foster City34780.2%72.5%-7.6pp
17Foster City ElementaryFoster City, CASan Mateo-Foster City62482.2%74.8%-7.4pp
18McKinley Institute of TechnologyRedwood City, CARedwood City Elementary47625.5%18.6%-7.0pp
19Encinal ElementaryAtherton, CAMenlo Park City Elementary60480.5%74.3%-6.3pp
20San Mateo Park ElementarySan Mateo, CASan Mateo-Foster City34016.4%10.1%-6.3pp
21Borel MiddleSan Mateo, CASan Mateo-Foster City90349.2%43.3%-6.0pp
22Washington ElementaryBurlingame, CABurlingame Elementary41073.1%67.3%-5.8pp
23Belle Haven ElementaryMenlo Park, CARavenswood City Elementary31211.6%5.8%-5.8pp
24Bayside AcademySan Mateo, CASan Mateo-Foster City84048.9%43.1%-5.8pp
25Ormondale ElementaryPortola Valley, CAPortola Valley Elementary24390.7%85.2%-5.5pp
26Brittan Acres ElementarySan Carlos, CASan Carlos Elementary41185.4%80.0%-5.4pp
27College Park ElementarySan Mateo, CASan Mateo-Foster City43188.0%82.5%-5.4pp
28West HillsboroughHillsborough, CAHillsborough City Elementary27589.7%84.9%-4.8pp
29McKinley ElementaryBurlingame, CABurlingame Elementary54166.8%62.1%-4.7pp
30George Washington ElementaryDaly City, CAJefferson Elementary20644.9%40.2%-4.7pp
31Spring Valley ElementaryMillbrae, CAMillbrae Elementary37574.1%69.3%-4.7pp
32Mills HighMillbrae, CASan Mateo Union High1,11577.3%72.6%-4.7pp
33Roosevelt ElementaryBurlingame, CABurlingame Elementary31172.3%68.1%-4.2pp
34Fox ElementaryBelmont, CABelmont-Redwood Shores Elementary42084.8%80.9%-4.0pp
35LEAD ElementarySan Mateo, CASan Mateo-Foster City34917.1%13.1%-3.9pp
36Aragon HighSan Mateo, CASan Mateo Union High1,65874.4%70.5%-3.9pp
37Baywood ElementarySan Mateo, CASan Mateo-Foster City48963.0%59.2%-3.8pp
38Sunnybrae ElementarySan Mateo, CASan Mateo-Foster City34621.8%18.2%-3.7pp
39Woodside HighWoodside, CASequoia Union High1,66053.4%49.7%-3.7pp
40Capuchino HighSan Bruno, CASan Mateo Union High1,06146.9%43.5%-3.5pp
41Ingrid B. Lacy MiddlePacifica, CAPacifica48456.4%53.0%-3.4pp
42Lomita Park ElementarySan Bruno, CAMillbrae Elementary27738.1%35.0%-3.1pp
43South San Francisco HighSouth San Francisco, CASouth San Francisco Unified1,23945.6%42.7%-2.9pp
44San Mateo HighSan Mateo, CASan Mateo Union High1,55756.6%53.8%-2.8pp
45Parkway Heights MiddleSouth San Francisco, CASouth San Francisco Unified57327.5%24.7%-2.8pp
46Westborough MiddleSouth San Francisco, CASouth San Francisco Unified49857.0%54.3%-2.8pp
47Alvin S. Hatch ElementaryHalf Moon Bay, CACabrillo Unified54430.8%28.1%-2.7pp
48North Shoreview MontessoriSan Mateo, CASan Mateo-Foster City32576.3%73.6%-2.7pp
49John Muir ElementarySan Bruno, CASan Bruno Park Elementary48665.1%62.6%-2.5pp
50Terra Nova HighPacifica, CAJefferson Union High74055.0%52.7%-2.4pp
Page 1 of 3 · top 139 of 139 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.