1
What's something Rossmoor Elementary does better than most schools?
Community prompt from u/allk12. Replies below.
Enrollment
540
Elementary
DISTRICT 629 · STATE 465
SCHOOL COMMUNITY·LOS ALAMITOS UNIFIED·NCES 062259007307
Rossmoor Elementary
3272 Shakespeare Dr., Los Alamitos, CA 90720 · (562) 799-4520 · Orange County
GRADES KG–05ELEMENTARY21-SUBURBREGULAR SCHOOL540 STUDENTS
Student : Teacher
25.7:1
21 FTE teachers
DISTRICT 25.0:1 · STATE 22.3:1
Free / Reduced Lunch
18%
97 students
DISTRICT 18% · STATE 65%
Community
6
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 116 | 21% |
| Grade 1 | 72 | 13% |
| Grade 2 | 71 | 13% |
| Grade 3 | 96 | 18% |
| Grade 4 | 84 | 16% |
| Grade 5 | 101 | 19% |
This year's kindergarten class (116) is 15% larger than its 5th grade class (101).
Student demographics
72%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 72% · 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
76.4%
CA avg 49.1% . +4.4pp since 2014
Math
77.1%
CA avg 37.7% . +1.1pp since 2014
What this means: On the CAASPP, California's statewide test, about 76 of every 100 students at this school read and write at grade level and about 77 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 4 points since 2014, while math scores are up about 1 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 51.8% | 24.6% | 16.2% | 7.4% |
| Math | 48.2% | 28.9% | 15.1% | 7.8% |
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 | 76.4% | 77.1% |
| 2023-24 | 82.3% | 77.8% |
| 2022-23 | 78.3% | 77.0% |
| 2021-22 | 81.4% | 83.1% |
| 2018-19 | 79.2% | 80.1% |
| 2017-18 | 84.8% | 83.3% |
| 2016-17 | 84.3% | 77.7% |
| 2015-16 | 82.0% | 81.0% |
| 2014-15 | 72.0% | 76.0% |
% 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
78.5%
composite math + reading, all grades
Predicted
69.0%
based on CA schools with similar FRL share
Beats by
+9.5pp
above demographic expectation
What this means: About 79% of students here test proficient in math and reading, compared with the roughly 69% 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 Rossmoor Elementary
Rossmoor Elementary's state test result (78.5% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Rossmoor Elementary this school | 540 | 18.0% | 78.5% |
| Vallemar Elementary Pacifica | 500 | 15.6% | 58.9% |
| Leo R. Croce Elementary Livermore | 537 | 21.4% | 53.1% |
| Rancho Las Positas Elementary Livermore | 586 | 16.2% | 61.3% |
| Charles Helmers Elementary Valencia | 524 | 21.6% | 75.5% |
| Jackson Avenue Elementary Livermore | 489 | 21.1% | 60.3% |
Matched among California elementary 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 Rossmoor Elementary ranks
Among elementary schools| Measure | This school | In California | In Orange County |
|---|---|---|---|
| State test proficiency ranked highest first | 78.5% | #290 of 5,151 | #44 of 381 |
| Math proficiency ranked highest first | 77.1% | #337 of 5,172 ▼ 20 | #47 of 382 ▼ 2 |
| Reading proficiency ranked highest first | 76.4% | #421 of 5,172 ▼ 257 | #67 of 382 ▼ 44 |
| 3-year test score change ranked biggest drop first | -5.5pp | #483 of 5,116 | #25 of 381 |
| Enrollment ranked largest first | 540 | #1,980 of 5,915 | #145 of 404 |
| Students per teacher ranked fewest first | 25.7:1 | #4,742 of 5,352 | #285 of 398 |
| Diversity index ranked most diverse first | 71.6% | #438 of 5,354 | #25 of 398 |
| Free and reduced lunch ranked highest share first | 18.0% | #5,214 of 5,625 | #370 of 400 |
| Enrollment change since 2017-18 ranked steepest decline first | -16.4% | #1,859 of 3,837 | #171 of 324 |
Ranked against other public elementary 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
540
-1 (0%) vs 2020
-23% since 1990-91, when it was 699
Student : Teacher
25.7:1
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 | 540 | 21 | 25.7:1 | 18% (97) |
| 2023-24 | 550 | 21 | 26.2:1 | 19% (102) |
| 2022-23 | 576 | 22 | 26.2:1 | 16% (95) |
| 2020-21 | 541 | 22 | 24.6:1 | 16% (84) |
| 2017-18 | 646 | 25 | 25.8:1 | 17% (109) |
| 2015-16 | 648 | 25 | 25.9:1 | 12% (77) |
| 2010-11 | 631 | N/A | N/A | 7% (44) |
| 2000-01 | 632 | 30 | 21.1:1 | 6% (40) |
| 1990-91 | 699 | 26 | 26.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Rossmoor Elementary.
Since 2017-18: students down 16% (646 to 540); teachers down 16% (25 to 21).
About Rossmoor Elementary
Rossmoor Elementary runs as a mid-sized elementary school in Los Alamitos, California. In all, 540 students attend the school in kindergarten through 5.
Los Alamitos Unified has a total of 9 schools and 8,702 students, Rossmoor Elementary among them.
About 39% of students at Rossmoor Elementary are White, the largest single group. The school is also 30% Hispanic, 17% multiracial, and 14% Asian. Among Orange County residents, the White share is about 43%. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 72%.
There are 21 full-time-equivalent teachers at Rossmoor Elementary, giving a ratio of 25.7:1. Elementary schools in California average 22.3:1, 3.4 fewer students per teacher than here. A total of 97 students, or 18%, are eligible for free or reduced-price lunch. That is lower than the 55% average for public schools in Orange County.
Rossmoor Elementary sits between the top and bottom 10% of California schools on BeatsExpectations, with an actual average proficiency rate across its state test results of 78.5% and a predicted 69.0%.
In Orange County, home to about 3,165,820 people, median household income comes to about $116,289, a bachelor's degree or higher is held by about 44% of adults, and the poverty rate is about 7%. Rossmoor Elementary shares Orange County with 648 other public schools.
Richard Henry Lee Elementary is the nearest public school to Rossmoor Elementary, about 0.4 miles away. Within five miles of Rossmoor Elementary, there are at least 8 other public schools. In a group of 9 nearby schools with scores, Rossmoor Elementary ranks 3rd on average proficiency.
The federal government classifies Rossmoor Elementary's location as Suburb: Large.
The student count changed little between 2020-21 (541) and 2024-25 (540). The school's ratio increased from 24.6:1 to 25.7:1 between 2020-21 and 2024-25.
Parents, students, and staff can share information on pickup and drop-off, after-school programs, and teacher feedback here. Parents, students, alumni, and staff are welcome to post.
Orange County at a glance
View full county profilePopulation
3,165,820
Census ACS
Median income
$116,289
Household, ACS
Bachelor's+
44%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
649
430,458 students
Quick facts
Related schools
Other schools in Los Alamitos Unified
- Los Alamitos HighHigh · 2,915 students
- Sharon Christa McAuliffe MiddleMiddle · 1,018 students
- Oak MiddleMiddle · 998 students
- J. H. McGaugh ElementaryElementary · 721 students
- Francis Hopkinson ElementaryElementary · 642 students
- Jack L. Weaver ElementaryElementary · 640 students
Other schools in Los Alamitos
- Los Alamitos HighHigh · 2,915 students
- Sharon Christa McAuliffe MiddleMiddle · 1,018 students
- Oak MiddleMiddle · 998 students
- Francis Hopkinson ElementaryElementary · 642 students
- Jack L. Weaver ElementaryElementary · 640 students
- Los Alamitos ElementaryElementary · 625 students
Nearby schools
- Richard Henry Lee Elementary0.4 mi · 603
- Jack L. Weaver Elementary0.5 mi · 640
- Oak Middle0.9 mi · 998
- Francis Hopkinson Elementary1.0 mi · 642
- Los Alamitos Elementary1.2 mi · 625
- Los Alamitos High1.4 mi · 2,915
Frequently asked questions
About Rossmoor ElementaryHow many students attend Rossmoor Elementary?
Rossmoor Elementary enrolls approximately 540 students in grades KG-05.
What age range does Rossmoor Elementary serve?
Rossmoor Elementary serves students from grade KG through grade 05.
What is the student-teacher ratio at Rossmoor Elementary?
The student-to-teacher ratio at Rossmoor Elementary is approximately 25.7:1 (21 FTE teachers).
How diverse is Rossmoor Elementary?
Rossmoor Elementary reports a student body of 39% White, 30% Hispanic, 1% Black, 14% Asian, 17% Two or more.
Who oversees Rossmoor Elementary?
Rossmoor Elementary is overseen by Los Alamitos Unified in Orange County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.