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allk12 · Rankings · Highest ratio · California · San Mateo County

The public schools with the highest student-to-teacher ratios in San Mateo County, California

147 public schools in San Mateo County, California appear in this ranking of the public schools with the highest student-to-teacher ratios, ranked by the most students per teacher, a proxy for larger classes. Rocketship Redwood City leads the list at 32.4:1, against a median of 20.8:1 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
147
San Mateo County, California
Top Students/teacher
32.4:1
Median Students/teacher
20.8:1
HIGHEST RATIO · SAN MATEO COUNTY, CALIFORNIA
#SchoolCityDistrictLevelStudentsRatio
1Rocketship Redwood CityRedwood City, CARocketship Redwood City DistrictElementary27532.4:1
2John Muir ElementarySan Bruno, CASan Bruno Park ElementaryElementary48628.9:1
3McKinley ElementaryBurlingame, CABurlingame ElementaryElementary54127.1:1
4Portola ElementarySan Bruno, CASan Bruno Park ElementaryElementary37827.0:1
5Cipriani ElementaryBelmont, CABelmont-Redwood Shores ElementaryElementary47126.9:1
6Summit Public School: ShastaDaly City, CASummit Public School: Shasta DistrictHigh45826.9:1
7Spring Valley ElementaryMillbrae, CAMillbrae ElementaryElementary37526.8:1
8Lincoln ElementaryBurlingame, CABurlingame ElementaryElementary41526.8:1
9Alvin S. Hatch ElementaryHalf Moon Bay, CACabrillo UnifiedElementary54426.2:1
10Fox ElementaryBelmont, CABelmont-Redwood Shores ElementaryElementary42025.9:1
11North Star AcademyRedwood City, CARedwood City ElementaryMiddle52725.9:1
12Central ElementaryBelmont, CABelmont-Redwood Shores ElementaryElementary43725.7:1
13Washington ElementaryBurlingame, CABurlingame ElementaryElementary41025.6:1
14Franklin ElementaryBurlingame, CABurlingame ElementaryElementary35725.3:1
15Adelante Selby Spanish ImmersionAtherton, CARedwood City ElementaryElementary58225.3:1
16Hoover ElementaryBurlingame, CABurlingame ElementaryElementary22725.2:1
17Belle Air ElementarySan Bruno, CASan Bruno Park ElementaryElementary25025.0:1
18Susan B. Anthony ElementaryDaly City, CAJefferson ElementaryElementary40724.7:1
19Design Tech HighRedwood City, CADesign Tech High DistrictHigh56724.6:1
20Aspire East Palo Alto CharterEast Palo Alto, CAAspire East Palo Alto Charter DistrictElementary49624.5:1
21Thomas Edison ElementaryDaly City, CAJefferson ElementaryElementary29424.5:1
22San Mateo Park ElementarySan Mateo, CASan Mateo-Foster CityElementary34024.3:1
23Garden Village ElementaryColma, CAJefferson ElementaryElementary28824.0:1
24Vallemar ElementaryPacifica, CAPacificaElementary50024.0:1
25College Park ElementarySan Mateo, CASan Mateo-Foster CityElementary43123.9:1
26Roosevelt ElementaryBurlingame, CABurlingame ElementaryElementary31123.9:1
27Baywood ElementarySan Mateo, CASan Mateo-Foster CityElementary48923.9:1
28MariposaSan Carlos, CASan Carlos ElementaryElementary32223.8:1
29Monte Verde ElementarySan Bruno, CASouth San Francisco UnifiedElementary51723.7:1
30Allen (Decima M.) ElementarySan Bruno, CASan Bruno Park ElementaryElementary39623.3:1
31El Granada ElementaryHalf Moon Bay, CACabrillo UnifiedElementary32423.1:1
32Beach Park ElementaryFoster City, CASan Mateo-Foster CityElementary34723.1:1
33Lomita Park ElementarySan Bruno, CAMillbrae ElementaryElementary27723.1:1
34Marjorie H. Tobias ElementaryDaly City, CAJefferson ElementaryElementary29923.0:1
35North Shoreview MontessoriSan Mateo, CASan Mateo-Foster CityElementary32523.0:1
36Sandpiper ElementaryRedwood City, CABelmont-Redwood Shores ElementaryElementary53422.9:1
37Skyline ElementaryDaly City, CASouth San Francisco UnifiedElementary36622.9:1
38Arundel ElementarySan Carlos, CASan Carlos ElementaryElementary38822.8:1
39White Oaks ElementarySan Carlos, CASan Carlos ElementaryElementary25022.7:1
40Daniel Webster ElementaryDaly City, CAJefferson ElementaryElementary31722.6:1
41Spruce ElementarySouth San Francisco, CASouth San Francisco UnifiedElementary38422.6:1
42Green Hills ElementaryMillbrae, CAMillbrae ElementaryElementary33822.5:1
43Meadows ElementaryMillbrae, CAMillbrae ElementaryElementary36022.5:1
44Cabrillo ElementaryPacifica, CAPacificaElementary52422.5:1
45Buri Buri ElementarySouth San Francisco, CASouth San Francisco UnifiedElementary58422.5:1
46Ponderosa ElementarySouth San Francisco, CASouth San Francisco UnifiedElementary35922.4:1
47Martin ElementarySouth San Francisco, CASouth San Francisco UnifiedElementary37022.4:1
48Central MiddleSan Carlos, CASan Carlos ElementaryMiddle44322.4:1
49Aragon HighSan Mateo, CASan Mateo Union HighHigh1,65822.4:1
50Taylor MiddleMillbrae, CAMillbrae ElementaryMiddle75622.4:1
Page 1 of 3 · top 147 of 147 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.