1
What's the vibe like in the hallways at Alta Loma High right now?
Community prompt from u/allk12. Replies below.
Enrollment
2,386
High
DISTRICT 2,004 · STATE 838
SCHOOL COMMUNITY·CHAFFEY JOINT UNION HIGH·NCES 060816000790
Alta Loma High
8880 Baseline Rd., Alta Loma, CA 91701 · (909) 989-5511 · San Bernardino County
GRADES 09–12HIGH21-SUBURBTITLE IREGULAR SCHOOL2,386 STUDENTS
A-
allk12 Grade
Scored higher than 83% of California public high schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- A-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- C+Three-year trend Change in reading and math proficiency over the last three test years.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded California public high schools
Student : Teacher
24.8:1
96 FTE teachers
DISTRICT 21.6:1 · STATE 18.2:1
Free / Reduced Lunch
60%
1,439 students
DISTRICT 70% · STATE 65%
Community
6
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 629 | 26% |
| Grade 10 | 556 | 23% |
| Grade 11 | 619 | 26% |
| Grade 12 | 582 | 24% |
Student demographics
57%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 55% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
CAASPP 2024-25 . % met or exceeded standardEnglish Language Arts
72.0%
CA avg 49.1% . +2.0pp since 2014
Math
33.3%
CA avg 37.7% . -1.7pp since 2014
What this means: On the CAASPP, California's statewide test, about 72 of every 100 students at this school read and write at grade level and about 33 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are up about 2 points since 2014, while math scores are down about 2 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 33.9% | 38.1% | 16.3% | 11.7% |
| Math | 12.2% | 21.1% | 28.3% | 38.4% |
Share of tested students at each CAASPP level. Each student counts in one level, so a row adds to about 100%.
CAASPP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 72.0% | 33.3% |
| 2023-24 | 74.8% | 41.5% |
| 2022-23 | 77.8% | 41.7% |
| 2021-22 | 75.3% | 28.0% |
| 2020-21 | 77.5% | 54.1% |
| 2018-19 | 72.2% | 40.1% |
| 2017-18 | 68.2% | 39.0% |
| 2016-17 | 77.8% | 38.1% |
| 2015-16 | 77.0% | 39.0% |
| 2014-15 | 70.0% | 35.0% |
% met or exceeded standard, all students and all tested grades.
Source: CAASPP. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
55.4%
composite math + reading, all grades
Predicted
44.2%
based on CA schools with similar FRL share
Beats by
+11.2pp
above demographic expectation
What this means: About 55% of students here test proficient in math and reading, compared with the roughly 44% typical for California schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among California's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Alta Loma High
Alta Loma High's state test result (55.4% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Alta Loma High this school | 2,386 | 60.3% | 55.4% |
| Paloma Valley High Menifee | 2,487 | 63.5% | 45.4% |
| Redlands East Valley High Redlands | 1,845 | 60.8% | 50.3% |
| Serrano High Phelan | 2,163 | 57.9% | 31.7% |
| Lemoore High Lemoore | 1,798 | 59.0% | 41.7% |
| Beaumont Senior High Beaumont | 3,460 | 63.7% | 45.9% |
Matched among California high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Alta Loma High ranks
Among high schools| Measure | This school | In California | In San Bernardino County |
|---|---|---|---|
| State test proficiency ranked highest first | 55.4% | #243 of 1,052 | #8 of 54 |
| Math proficiency ranked highest first | 33.3% | #377 of 1,056 ▼ 140 | #14 of 56 ▼ 6 |
| Reading proficiency ranked highest first | 72.0% | #212 of 1,056 ▼ 56 | #10 of 56 ▼ 4 |
| 3-year test score change ranked biggest gain first | +1.0pp | #589 of 1,044 | #45 of 56 |
| Enrollment ranked largest first | 2,386 | #131 of 2,093 | #17 of 102 |
| Students per teacher ranked fewest first | 24.8:1 | #1,195 of 1,352 | #65 of 78 |
| Diversity index ranked most diverse first | 57.4% | #473 of 1,351 | #17 of 77 |
| Free and reduced lunch ranked highest share first | 60.3% | #1,036 of 1,575 | #75 of 84 |
| Enrollment change since 2017-18 ranked steepest decline first | -4.2% | #661 of 802 | #35 of 46 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
2,386
-75 (-3%) vs 2020
-3% since 1990-91, when it was 2,464
Student : Teacher
24.8:1
was 24.6:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 2,386 | 96.2 | 24.8:1 | 60% (1,439) |
| 2023-24 | 2,400 | 99.3 | 24.2:1 | 61% (1,455) |
| 2022-23 | 2,456 | 97.1 | 25.3:1 | 55% (1,356) |
| 2020-21 | 2,461 | 100 | 24.6:1 | 55% (1,363) |
| 2017-18 | 2,490 | 103.1 | 24.2:1 | 54% (1,350) |
| 2015-16 | 2,514 | 99 | 25.4:1 | 52% (1,315) |
| 2010-11 | 2,688 | N/A | N/A | 34% (920) |
| 2000-01 | 2,881 | 119 | 24.2:1 | 10% (291) |
| 1990-91 | 2,464 | 104 | 23.7:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Alta Loma High.
Since 2017-18: students down 4% (2,490 to 2,386); teachers down 7% (103.1 to 96.2).
About Alta Loma High
Alta Loma High is a large high school based in Alta Loma, California. The school teaches grades 9 through 12 and enrolls 2,386 students. The school is 185% bigger than the average for high schools in California.
The Chaffey Joint Union High system has 11 schools and 22,040 students.
The student body at Alta Loma High is 60% Hispanic. It is also 23% White, 6% Black, 5% Asian, and 5% multiracial. On a 0 to 100 scale, the school's diversity index is 57, compared with 70 nationally.
There are about 24.8 students for every full-time-equivalent teacher at Alta Loma High, which has 96.2. The school's 24.8:1 compares with an average of 18.2:1 for high schools in California. Eligibility for free or reduced-price lunch stands at 60%. That rate is below the 74% average among public schools in San Bernardino County.
On the allk12 Grade, Alta Loma High lands at A-, ahead of 83% of California public high schools.
On BeatsExpectations, Alta Loma High is 11.2 points above its prediction, a result in the middle 80% of California schools.
In San Bernardino County, where the school is located, the median household earns about $85,478 a year, roughly 23% of adults have a four-year degree or more, and the share of residents below the poverty line is 11%. Public schools in San Bernardino County number 583, with about 393,648 students.
The closest school to Alta Loma High is Carnelian Elementary, located about 0.3 miles away. In all, at least 8 other public schools sit within five miles of Alta Loma High. Of 9 schools in the immediate area with test results, Alta Loma High ranks 3rd on average proficiency.
Under the NCES locale system, Alta Loma High is Suburb: Large.
Enrollment figures show a decrease of 75 students from 2020-21 to 2024-25.
The discussion board for Alta Loma High is open to topics like pickup and drop-off, after-school programs, and teacher feedback. Teachers and staff are welcome to share updates too.
San Bernardino County at a glance
View full county profilePopulation
2,197,104
Census ACS
Median income
$85,478
Household, ACS
Bachelor's+
23%
Adults 25+
Poverty rate
11%
Below federal line
Schools in county
583
393,648 students
Quick facts
Related schools
Other schools in Chaffey Joint Union High
- Etiwanda HighHigh · 3,446 students
- Rancho Cucamonga HighHigh · 3,221 students
- Chaffey HighHigh · 3,127 students
- Los Osos HighHigh · 2,759 students
- Montclair HighHigh · 2,515 students
- Colony HighHigh · 2,109 students
Other schools in Alta Loma
- Vineyard Junior HighMiddle · 933 students
- Carleton P. Lightfoot ElementaryElementary · 878 students
- Alta Loma Junior HighMiddle · 831 students
- Floyd M. Stork ElementaryElementary · 642 students
- Banyan ElementaryElementary · 572 students
- Caryn ElementaryElementary · 553 students
Nearby schools
- Carnelian Elementary0.3 mi · 441
- Jasper Elementary0.7 mi · 398
- Valle Vista Elementary0.7 mi · 471
- Cucamonga Middle0.8 mi · 662
- Alta Loma Elementary0.8 mi · 328
- Alta Loma Junior High1.3 mi · 831
Frequently asked questions
About Alta Loma HighHow many students attend Alta Loma High?
Alta Loma High enrolls approximately 2,386 students in grades 09-12.
What age range does Alta Loma High serve?
Alta Loma High serves students from grade 09 through grade 12.
How many students per teacher at Alta Loma High?
Approximately 24.8:1 students per teacher at Alta Loma High.
How diverse is Alta Loma High?
Alta Loma High reports a student body of 23% White, 60% Hispanic, 6% Black, 5% Asian, 5% Two or more.
What district is Alta Loma High in?
Alta Loma High is part of Chaffey Joint Union High.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.