The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.

Alameda County

California · Public K-12

Alameda County, California operates 394 public K-12 schools today, enrolling approximately 210,511 students (about 534 per school). By level, that breaks down as 235 elementary, 52 middle, and 89 high schools.

4-year change in Alameda County

SY 2020-21 vs SY 2024-25
Total enrollment
210,163
-8,302 (-4%) vs SY 2020-21
School count
371
+11 (+3%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages

How Alameda County ranks

Among counties
MeasureThis countyIn CaliforniaIn the US
State test proficiency
ranked highest first
53.1%#7 of 55N/A
Enrollment
ranked largest first
210,511#8 of 55#27 of 2,745
Number of schools
ranked most first
373#8 of 55N/A
Students per teacher
ranked fewest first
21.5:1#37 of 55#2,615 of 2,655
Free or reduced-price lunch share
ranked highest first
48.6%#46 of 55#1,689 of 2,526
Diversity index
ranked most diverse first
73.5%#3 of 55#34 of 2,707
Counties need at least 3 schools and 1,000 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.

Alameda County school rankings

Largest schoolsAll rankings →
Residents
1,649,473
all ages · ACS 5-yr
Schools
394
73 districts
Enrollment
210,511
students · NCES CCD
Median income
$129,367
Above California avg
Free/reduced lunch
48.6%
Below California avg
Elementary
235
100,082 students
Middle
52
38,272 students
High
89
67,827 students
Combined / other
18
4,330 students
LARGEST DISTRICT
Oakland Unified
33,973 students · 73 districts in Alameda County

County vs. school enrollment demographics

Left bar is the racial makeup of Alameda County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".

County residents
White
30%
Hispanic
23%
Black
10%
Asian
33%
Two or more
13%
Native American
1%
Pacific Islander
1%
School enrollment
White
14%
Hispanic
35%
Black
8%
Asian
33%
Two or more
9%
Native American
0%
Pacific Islander
1%
Bachelor's+
52.2%
adults 25+
Poverty rate
5.7%
ACS 5-year
Unemployment
5.4%
civilian labor
Median age
39
19.8% under 18

Test scores in Alameda County

Latest 2024-25 ELA proficiency, 271 schools ranked. California state average: 49.4%.

See all 271 schools in Alameda County ranked by score →

All schools (394)

LargestA-ZTop rated
NameCityLevelGradesEnrollmentRating
Berkeley HighBerkeleyHigh09-123,218·
James Logan HighUnion CityHigh09-123,096·
Castro Valley HighCastro ValleyHigh09-122,874·
Dublin HighDublinHigh09-122,771·
American HighFremontHigh09-122,618·
Amador Valley HighPleasantonHigh09-122,583·
San Leandro HighSan LeandroHigh09-122,510·
Foothill HighPleasantonHigh09-122,169·
Irvington HighFremontHigh09-122,157·
Granada HighLivermoreHigh09-122,156·
Thornton MiddleFremontMiddle06-081,972·
Washington HighFremontHigh09-121,957·
Alameda HighAlamedaHigh09-121,868·
Mt. Eden HighHaywardHigh09-121,865·
Livermore HighLivermoreHigh09-121,827·
Oakland Technical HighOaklandHigh09-121,812·
Mission San Jose HighFremontHigh09-121,794·
Eleanor Murray FallonDublinMiddle06-081,683·
Hayward HighHaywardHigh09-121,580·
Oakland HighOaklandHigh09-121,579·
John M. Horner MiddleFremontMiddle06-081,574·
Tennyson HighHaywardHigh09-121,511·
Arroyo HighSan LorenzoHigh09-121,499·
Centerville MiddleFremontMiddle06-081,495·
William Hopkins MiddleFremontMiddle06-081,424·
Canyon MiddleCastro ValleyMiddle06-081,418·
Newark Memorial HighNewarkHigh09-121,367·
Encinal Junior/Senior HighAlamedaHigh06-121,280·
John F. Kennedy HighFremontHigh09-121,273·
Skyline HighOaklandHigh09-121,250·
Fremont HighOaklandHigh09-121,166·
G. M. Walters MiddleFremontMiddle06-081,149·
Thomas S. Hart MiddlePleasantonMiddle06-081,129·
Albany HighAlbanyHigh09-121,122·
Itliong-Vera CruzUnion CityMiddle06-081,097·
Lila Bringhurst ElementaryFremontElementaryKG-051,083·
Wells MiddleDublinMiddle06-081,041·
San Lorenzo HighSan LorenzoHigh09-121,029·
Cottonwood CreekDublinElementaryKG-081,023·
Harvest Park MiddlePleasantonMiddle06-081,015·
Cesar Chavez MiddleUnion CityMiddle06-08990·
Newark MiddleNewarkMiddle06-08980·
Lincoln MiddleAlamedaMiddle06-08971·
John Muir MiddleSan LeandroMiddle06-08969·
Yu Ming CharterOaklandElementaryKG-08959·
Bancroft MiddleSan LeandroMiddle06-08948·
Pleasanton MiddlePleasantonMiddle06-08944·
Albany MiddleAlbanyMiddle06-08911·
J. M. Amador ElementaryDublinElementaryKG-05909·
Emerald HighDublinHigh09-12900·
William Mendenhall MiddleLivermoreMiddle06-08876·
Coliseum College Prep AcademyOaklandHigh06-12861·
James Dougherty ElementaryDublinElementaryKG-05856·
Cherryland ElementaryHaywardElementaryKG-06855·
Martin Luther King MiddleBerkeleyMiddle06-08851·
Oakland School for the ArtsOaklandHigh06-12828·
Dublin ElementaryDublinElementaryKG-05802·
Junction K-8LivermoreElementaryKG-08801·
Burbank ElementaryHaywardElementaryKG-06800·
Joe MichellLivermoreElementaryKG-08786·
Edna Brewer MiddleOaklandMiddle06-08785·
Sunset ElementaryLivermoreElementaryKG-05759·
Creekside MiddleCastro ValleyMiddle06-08754·
Guy Jr. Emanuele ElementaryUnion CityElementaryKG-05746·
Parkmont ElementaryFremontElementaryKG-05734·
Piedmont HighPiedmontHigh09-12733·
Elmhurst United MiddleOaklandMiddle06-08729·
Forest Park ElementaryFremontElementaryKG-05725·
Halkin ElementarySan LeandroElementaryKG-05724·
Lodestar: A Lighthouse Community Charter PublicOaklandCombinedKG-12723·
Melrose Leadership AcademyOaklandElementaryKG-08722·
Castlemont HighOaklandHigh09-12719·
J. Haley Durham ElementaryFremontElementaryKG-05719·
Impact Academy of Arts & TechnologyHaywardHigh06-12716·
Searles ElementaryUnion CityElementaryKG-05712·
Donlon ElementaryPleasantonElementaryKG-05700·
Warwick ElementaryFremontElementaryKG-05700·
Harold William KolbDublinElementaryKG-05696·
Montera MiddleOaklandMiddle06-08695·
Madison ElementarySan LeandroElementaryKG-05694·
Frederiksen ElementaryDublinElementaryKG-05689·
Lockwood STEAM Academy ElementaryOaklandElementaryKG-05678·
Madison Park Academy 6-12OaklandHigh06-12676·
Harder ElementaryHaywardElementaryKG-06671·
Fairlands ElementaryPleasantonElementaryKG-05670·
Martin Luther King Jr. MiddleHaywardMiddle07-08669·
Delaine Eastin ElementaryUnion CityElementaryKG-05668·
Alvarado ElementaryUnion CityElementaryKG-05667·
Lincoln ElementaryOaklandElementaryKG-05664·
Independent ElementaryCastro ValleyElementaryKG-05662·
KIPP King Collegiate HighSan LorenzoHigh09-12662·
John Green ElementaryDublinElementaryKG-05661·
Murray ElementaryDublinElementaryKG-05656·
Tom Kitayama ElementaryUnion CityElementaryKG-05653·
Emma C. Smith ElementaryLivermoreElementaryKG-05648·
Knowledge Enlightens You (KEY) AcademyHaywardElementaryKG-08645·
Hayward Twin Oaks MontessoriHaywardCombined01-12643·
The Academy of AlamedaAlamedaElementaryKG-08638·
Ardenwood ElementaryFremontElementaryKG-05637·
Valley View ElementaryPleasantonElementaryKG-05629·

Cities in Alameda County

Oakland129 schoolsFremont47 schoolsHayward45 schoolsAlameda19 schoolsLivermore19 schoolsBerkeley18 schoolsSan Leandro18 schoolsPleasanton17 schoolsCastro Valley16 schoolsDublin16 schoolsSan Lorenzo11 schoolsUnion City11 schoolsNewark10 schoolsPiedmont7 schoolsAlbany6 schoolsEmeryville3 schoolsByron1 schoolSunol1 school

About Alameda County

Across the sizable California county of Alameda County of about 1,649,473 residents, the public-school footprint covers 394 schools and about 210,511 students.

For perspective, census numbers show the median household earns about $129,367 a year, 52% of adults hold a bachelor's degree or higher, and the poverty rate is around 6%. That income level is 45% meaningfully above the California median.

In terms of grade levels, Alameda County covers 235 elementary schools (100,082 students), 52 middle schools (38,272), 89 high schools (67,827), and 18 combined or other schools.

The largest single district in Alameda County is Oakland Unified, which alone enrolls about 33,973 students.

Over the past 4-year window. Combined enrollment now sits at 210,163 students, fell 4% from the 218,465 reported in SY 2020-21. The school count climbed from 360 to 371 across the same 4-year window.

On this page, the community for Alameda County discusses enrollment trends, district policy changes, and bus-route updates. Parents, students, and educators in the area can post or comment.

Frequently asked questions

How many public schools are in Alameda County?
Alameda County, California has 394 public K-12 schools serving approximately 210,511 students.
How many high schools are in Alameda County?
Alameda County, California has 89 public high schools, serving approximately 67,827 students.
How many middle schools are in Alameda County?
Alameda County, California has 52 public middle schools, serving approximately 38,272 students.
How many elementary schools are in Alameda County?
Alameda County, California has 235 public elementary schools, serving approximately 100,082 students.
What is the largest school district in Alameda County?
Oakland Unified is the largest school district in Alameda County, serving approximately 33,973 students. The county contains 73 school districts overall.
What is the population of Alameda County?
Alameda County, California has a population of approximately 1,649,473, with a median age of 39. About 19.8% of residents are under 18.
What is the median household income in Alameda County?
Median household income in Alameda County is $129,367, above the California average of $89,387. About 5.7% of residents live below the federal poverty line.
How educated are residents of Alameda County?
Approximately 52.2% of adults 25 and older in Alameda County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Alameda County qualify for free or reduced lunch?
Roughly 48.6% of students in Alameda County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is lower than the California county average of 60.6%.
What is the student-teacher ratio in Alameda County schools?
Across Alameda County public schools, the enrollment-weighted student-teacher ratio is approximately 22.3 to 1.
DATA · Census ACS 5-year · NCES Common Core of Data