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allk12 · Rankings · Lowest proficiency · California · Contra Costa County · Elementary schools

The lowest-performing public elementary schools by test proficiency in Contra Costa County, California · page 2

Ranks 51–100 of the lowest-performing public schools by test proficiency in Contra Costa County, California. Back to page 1.

LOWEST PROFICIENCY · CONTRA COSTA COUNTY, CALIFORNIA
#SchoolCityDistrictLevel% FRLStudents% Proficient
51Las Juntas ElementaryMartinez, CAMartinez UnifiedElementary49.3%35329.7%
52Iron House ElementaryOakley, CAOakley Union ElementaryElementary44.9%50330.5%
53Montalvin Manor ElementarySan Pablo, CAWest Contra Costa UnifiedElementary82.9%47430.5%
54Orchard ParkOakley, CAAntioch UnifiedElementary72.6%75131.1%
55Heights ElementaryPittsburg, CAPittsburg UnifiedElementary83.4%54731.1%
56Diablo Vista ElementaryAntioch, CAAntioch UnifiedElementary61.1%49631.4%
57Collins ElementaryPinole, CAWest Contra Costa UnifiedElementary50.5%31131.5%
58El Monte ElementaryConcord, CAMt. Diablo UnifiedElementary64.6%41831.6%
59Foothill ElementaryPittsburg, CAPittsburg UnifiedElementary72.6%55132.0%
60Los Medanos ElementaryPittsburg, CAPittsburg UnifiedElementary74.7%66532.1%
61Laurel ElementaryOakley, CAOakley Union ElementaryElementary41.2%34233.3%
62Mountain View ElementaryConcord, CAMt. Diablo UnifiedElementary56.2%26734.3%
63Holbrook Language AcademyConcord, CAMt. Diablo UnifiedElementary66.7%50135.4%
64Westwood ElementaryConcord, CAMt. Diablo UnifiedElementary72.3%22436.1%
65Shannon ElementaryPinole, CAWest Contra Costa UnifiedElementary73.5%35536.4%
66Delta View ElementaryPittsburg, CAMt. Diablo UnifiedElementary66.2%65636.6%
67Knightsen ElementaryKnightsen, CAKnightsen ElementaryElementary38.0%31636.9%
68Lupine Hills ElementaryHercules, CAWest Contra Costa UnifiedElementary73.6%38737.0%
69Summer Lake ElementaryOakley, CAOakley Union ElementaryElementary43.9%59537.1%
70Mira Vista ElementaryRichmond, CAWest Contra Costa UnifiedElementary57.3%51037.6%
71Woodside ElementaryConcord, CAMt. Diablo UnifiedElementary60.6%28937.8%
72Gehringer ElementaryOakley, CAOakley Union ElementaryElementary44.3%66338.9%
73Vintage Parkway ElementaryOakley, CAOakley Union ElementaryElementary44.3%48139.4%
74Stewart ElementaryPinole, CAWest Contra Costa UnifiedElementary48.8%37939.4%
75Mary Casey Black ElementaryBrentwood, CABrentwood UnionElementary47.1%68039.8%
76Gregory Gardens ElementaryPleasant Hill, CAMt. Diablo UnifiedElementary47.4%40941.7%
77Ellerhorst ElementaryPinole, CAWest Contra Costa UnifiedElementary58.6%31943.6%
78Timber Point ElementaryDiscovery Bay, CAByron Union ElementaryElementary26.0%36244.9%
79Ayers ElementaryConcord, CAMt. Diablo UnifiedElementary40.4%39445.2%
80Silverwood ElementaryConcord, CAMt. Diablo UnifiedElementary53.2%53046.2%
81Olinda ElementaryEl Sobrante, CAWest Contra Costa UnifiedElementary39.6%31846.2%
82Marsh Creek ElementaryBrentwood, CABrentwood UnionElementary52.4%55046.4%
83Highlands ElementaryConcord, CAMt. Diablo UnifiedElementary32.4%51247.6%
84Brentwood ElementaryBrentwood, CABrentwood UnionElementary45.6%81148.1%
85John Muir ElementaryMartinez, CAMartinez UnifiedElementary38.3%42348.7%
86Almond Grove ElementaryOakley, CAOakley Union ElementaryElementary36.3%42748.8%
87Hanna Ranch ElementaryHercules, CAWest Contra Costa UnifiedElementary39.7%42149.5%
88Garin ElementaryBrentwood, CABrentwood UnionElementary41.5%78550.6%
89Fairmont ElementaryEl Cerrito, CAWest Contra Costa UnifiedElementary53.1%53751.4%
90Hidden Valley ElementaryMartinez, CAMt. Diablo UnifiedElementary44.4%83152.8%
91Harding ElementaryEl Cerrito, CAWest Contra Costa UnifiedElementary34.3%48153.0%
92Old River ElementaryBrentwood, CAKnightsen ElementaryElementary15.4%33253.9%
93Monte Gardens ElementaryConcord, CAMt. Diablo UnifiedElementary44.3%56254.1%
94ISAAC R. MONTANEZ ELEMENTARYBrentwood, CABrentwood UnionElementary33.3%44456.1%
95John Swett ElementaryMartinez, CAMartinez UnifiedElementary22.5%53356.6%
96Eagle Peak MontessoriWalnut Creek, CAMt. Diablo UnifiedElementary7.6%30156.7%
97Pleasant Hill ElementaryPleasant Hill, CAMt. Diablo UnifiedElementary26.8%65256.9%
98West County MandarinPinole, CAWest Contra Costa UnifiedElementary33.9%52859.5%
99Valhalla ElementaryPleasant Hill, CAMt. Diablo UnifiedElementary20.2%72159.9%
100Strandwood ElementaryPleasant Hill, CAMt. Diablo UnifiedElementary23.3%59660.0%
Page 2 of 3 · top 149 of 149 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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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.