The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
allk12 · Rankings · Most improved · California · Contra Costa County

The public schools with the most improved test scores in Contra Costa County, California

This ranking covers the public schools with the most improved test scores in Contra Costa County, California, drawn from 220 qualifying public schools. Ohlone Elementary leads the list at +16.0pp, against a median of +1.1pp 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
220
Contra Costa County, California
Top 3-yr change
+16.0pp
Median 3-yr change
+1.1pp
MOST IMPROVED · CONTRA COSTA COUNTY, CALIFORNIA
#SchoolCityDistrictStudents3 yrs agoLatestChange
1Ohlone ElementaryHercules, CAWest Contra Costa Unified48250.0%66.0%+16.0pp
2Ellerhorst ElementaryPinole, CAWest Contra Costa Unified31931.3%47.2%+15.9pp
3Pinole Valley HighPinole, CAWest Contra Costa Unified1,24533.2%48.2%+15.0pp
4Fairmont ElementaryEl Cerrito, CAWest Contra Costa Unified53737.6%52.1%+14.5pp
5Diablo View MiddleClayton, CAMt. Diablo Unified51453.0%67.1%+14.2pp
6Sun Terrace ElementaryConcord, CAMt. Diablo Unified41812.1%26.3%+14.2pp
7Stewart ElementaryPinole, CAWest Contra Costa Unified37928.9%42.3%+13.4pp
8Martinez Junior HighMartinez, CAMartinez Unified84339.6%52.8%+13.2pp
9West County MandarinPinole, CAWest Contra Costa Unified52848.8%61.4%+12.7pp
10Loma Vista ElementaryBrentwood, CABrentwood Union74950.0%60.3%+10.4pp
11Charlotte Wood MiddleDanville, CASan Ramon Valley Unified85363.6%73.6%+10.0pp
12Edna Hill MiddleBrentwood, CABrentwood Union1,04740.3%50.0%+9.7pp
13Neil A. Armstrong ElementarySan Ramon, CASan Ramon Valley Unified46574.9%84.2%+9.3pp
14Timber Point ElementaryDiscovery Bay, CAByron Union Elementary36235.5%44.4%+9.0pp
15Madera ElementaryEl Cerrito, CAWest Contra Costa Unified45769.2%77.9%+8.7pp
16Del Rey ElementaryOrinda, CAOrinda Union43578.0%86.4%+8.4pp
17Muir (John) ElementaryAntioch, CAAntioch Unified66021.7%30.0%+8.3pp
18Carquinez MiddleCrockett, CAJohn Swett Unified28617.1%25.3%+8.2pp
19Pleasant Hill MiddlePleasant Hill, CAMt. Diablo Unified73844.9%52.7%+7.9pp
20Parkside ElementaryPittsburg, CAPittsburg Unified56516.9%24.8%+7.9pp
21Miramonte HighOrinda, CAAcalanes Union High1,16776.5%84.3%+7.8pp
22Stone Valley MiddleAlamo, CASan Ramon Valley Unified58663.3%71.0%+7.7pp
23Iron Horse MiddleSan Ramon, CASan Ramon Valley Unified93971.2%78.9%+7.6pp
24Valle Verde ElementaryWalnut Creek, CAMt. Diablo Unified48568.6%76.0%+7.4pp
25Walnut Acres ElementaryWalnut Creek, CAMt. Diablo Unified68973.8%81.1%+7.3pp
26Excelsior MiddleByron, CAByron Union Elementary37734.9%42.0%+7.1pp
27El Monte ElementaryConcord, CAMt. Diablo Unified41828.2%35.3%+7.1pp
28Alamo ElementaryAlamo, CASan Ramon Valley Unified34878.6%85.6%+7.0pp
29Mt. Diablo HighConcord, CAMt. Diablo Unified1,39718.4%25.3%+6.9pp
30Adams (J. Douglas) MiddleBrentwood, CABrentwood Union1,19755.8%62.5%+6.7pp
31Hercules MiddleHercules, CAWest Contra Costa Unified59638.8%45.3%+6.6pp
32Pine Valley MiddleSan Ramon, CASan Ramon Valley Unified97371.4%78.0%+6.5pp
33Lone Tree ElementaryAntioch, CAAntioch Unified51819.4%25.8%+6.4pp
34Mary Casey Black ElementaryBrentwood, CABrentwood Union68038.0%44.4%+6.4pp
35Turner ElementaryAntioch, CAAntioch Unified43614.3%20.6%+6.3pp
36John Muir ElementaryMartinez, CAMartinez Unified42342.5%48.7%+6.2pp
37Oak Grove MiddleConcord, CAMt. Diablo Unified6819.9%15.9%+6.1pp
38Heights ElementaryPittsburg, CAPittsburg Unified54725.7%31.8%+6.1pp
39Happy Valley ElementaryLafayette, CALafayette Elementary46382.5%88.5%+6.0pp
40Tice CreekWalnut Creek, CAWalnut Creek Elementary45175.9%81.8%+5.9pp
41Diablo Vista ElementaryAntioch, CAAntioch Unified49628.0%33.7%+5.7pp
42Pioneer ElementaryBrentwood, CABrentwood Union85942.7%48.4%+5.6pp
43Foothill MiddleWalnut Creek, CAMt. Diablo Unified1,00563.0%68.4%+5.5pp
44Murphy ElementaryEl Sobrante, CAWest Contra Costa Unified46020.7%26.3%+5.5pp
45Twin Creeks ElementarySan Ramon, CASan Ramon Valley Unified67468.9%74.3%+5.3pp
46Walnut Creek IntermediateWalnut Creek, CAWalnut Creek Elementary94062.3%67.6%+5.3pp
47Bel Air ElementaryBay Point, CAMt. Diablo Unified3289.2%14.4%+5.2pp
48Collins ElementaryPinole, CAWest Contra Costa Unified31127.8%33.1%+5.2pp
49Richmond HighRichmond, CAWest Contra Costa Unified1,28018.9%24.1%+5.2pp
50John Swett ElementaryMartinez, CAMartinez Unified53354.4%59.5%+5.1pp
Page 1 of 5 · top 220 of 220 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

All schools in Contra Costa County →

Most improved rankings at a wider scope

All CaliforniaNationwide

Other rankings for Contra Costa County, California

LargestMost diverseLowest ratioHighest proficiencyFastest growingHighest povertyLowest povertyHighest ratioFastest decliningLowest proficiencyMost HispanicMost BlackMost WhiteMost AsianBest in mathBest in readingBiggest declinesMost Native AmericanMost Pacific IslanderMost multiracialMost Hispanic (count)Most Black (count)Most White (count)Most Asian (count)Most Native American (count)Most Pacific Islander (count)Most multiracial (count)SmallestMost maleMost femaleLargest charters

All ranking categories →

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.