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

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

96 public elementary schools in San Mateo County, California appear in this ranking of the public elementary schools with the biggest test-score declines, ranked by the 3-year drop in composite math + reading proficiency. Los Cerritos Elementary leads the list at -19.8pp, against a median of -0.3pp 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
96
San Mateo County, California
Best 3-yr change
-19.8pp
Median 3-yr change
-0.3pp
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
4Brewer Island ElementaryFoster City, CASan Mateo-Foster City30686.0%73.1%-12.9pp
5Marjorie H. Tobias ElementaryDaly City, CAJefferson Elementary29974.5%62.6%-12.0pp
6Laurel ElementarySan Mateo, CASan Mateo-Foster City46930.1%19.3%-10.8pp
7Martin ElementarySouth San Francisco, CASouth San Francisco Unified37027.1%17.1%-10.0pp
8Fiesta Gardens International ElementarySan Mateo, CASan Mateo-Foster City41834.6%25.1%-9.5pp
9Audubon ElementaryFoster City, CASan Mateo-Foster City44573.8%64.7%-9.1pp
10Spruce ElementarySouth San Francisco, CASouth San Francisco Unified38431.0%22.2%-8.8pp
11Portola ElementarySan Bruno, CASan Bruno Park Elementary37866.2%58.3%-8.0pp
12Beach Park ElementaryFoster City, CASan Mateo-Foster City34780.2%72.5%-7.6pp
13Foster City ElementaryFoster City, CASan Mateo-Foster City62482.2%74.8%-7.4pp
14Encinal ElementaryAtherton, CAMenlo Park City Elementary60480.5%74.3%-6.3pp
15San Mateo Park ElementarySan Mateo, CASan Mateo-Foster City34016.4%10.1%-6.3pp
16Washington ElementaryBurlingame, CABurlingame Elementary41073.1%67.3%-5.8pp
17Belle Haven ElementaryMenlo Park, CARavenswood City Elementary31211.6%5.8%-5.8pp
18Bayside AcademySan Mateo, CASan Mateo-Foster City84048.9%43.1%-5.8pp
19Ormondale ElementaryPortola Valley, CAPortola Valley Elementary24390.7%85.2%-5.5pp
20Brittan Acres ElementarySan Carlos, CASan Carlos Elementary41185.4%80.0%-5.4pp
21College Park ElementarySan Mateo, CASan Mateo-Foster City43188.0%82.5%-5.4pp
22West HillsboroughHillsborough, CAHillsborough City Elementary27589.7%84.9%-4.8pp
23McKinley ElementaryBurlingame, CABurlingame Elementary54166.8%62.1%-4.7pp
24George Washington ElementaryDaly City, CAJefferson Elementary20644.9%40.2%-4.7pp
25Spring Valley ElementaryMillbrae, CAMillbrae Elementary37574.1%69.3%-4.7pp
26Roosevelt ElementaryBurlingame, CABurlingame Elementary31172.3%68.1%-4.2pp
27Fox ElementaryBelmont, CABelmont-Redwood Shores Elementary42084.8%80.9%-4.0pp
28LEAD ElementarySan Mateo, CASan Mateo-Foster City34917.1%13.1%-3.9pp
29Baywood ElementarySan Mateo, CASan Mateo-Foster City48963.0%59.2%-3.8pp
30Sunnybrae ElementarySan Mateo, CASan Mateo-Foster City34621.8%18.2%-3.7pp
31Lomita Park ElementarySan Bruno, CAMillbrae Elementary27738.1%35.0%-3.1pp
32Alvin S. Hatch ElementaryHalf Moon Bay, CACabrillo Unified54430.8%28.1%-2.7pp
33North Shoreview MontessoriSan Mateo, CASan Mateo-Foster City32576.3%73.6%-2.7pp
34John Muir ElementarySan Bruno, CASan Bruno Park Elementary48665.1%62.6%-2.5pp
35Hoover ElementaryRedwood City, CARedwood City Elementary67520.4%18.0%-2.4pp
36Las Lomitas ElementaryAtherton, CALas Lomitas Elementary52286.4%84.0%-2.3pp
37Sunset Ridge ElementaryPacifica, CAPacifica34835.5%33.3%-2.2pp
38Roosevelt ElementaryRedwood City, CARedwood City Elementary38227.3%25.0%-2.2pp
39MariposaSan Carlos, CASan Carlos Elementary32284.6%82.7%-1.9pp
40Beresford ElementarySan Mateo, CASan Mateo-Foster City21841.8%39.9%-1.9pp
41Taft ElementaryRedwood City, CARedwood City Elementary35719.4%17.8%-1.6pp
42Los Robles-Ronald McNair AcademyEast Palo Alto, CARavenswood City Elementary2767.6%6.3%-1.3pp
43Central ElementaryBelmont, CABelmont-Redwood Shores Elementary43790.8%89.6%-1.2pp
44Cabrillo ElementaryPacifica, CAPacifica52454.7%53.6%-1.1pp
45Daniel Webster ElementaryDaly City, CAJefferson Elementary31736.7%35.7%-0.9pp
46Cipriani ElementaryBelmont, CABelmont-Redwood Shores Elementary47177.8%77.2%-0.6pp
47Roy Cloud ElementaryRedwood City, CARedwood City Elementary63664.5%64.2%-0.4pp
48Brisbane ElementaryBrisbane, CABrisbane Elementary20767.3%67.0%-0.3pp
49Garfield ElementaryMenlo Park, CARedwood City Elementary28013.6%13.3%-0.3pp
50Lincoln ElementaryBurlingame, CABurlingame Elementary41579.1%79.4%+0.3pp
Page 1 of 2 · top 96 of 96 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.