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What's one thing Cortez Elementary gets right about preparing students for what comes next?
Community prompt from u/allk12. Replies below.
Enrollment
607
Elementary
DISTRICT 456 · STATE 465
SCHOOL COMMUNITY·POMONA UNIFIED·NCES 063132011672
Cortez Elementary
1300 North Dudley, Pomona, CA 91768 · (909) 397-4750 · Los Angeles County
GRADES KG–08ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL607 STUDENTS
B
allk12 Grade
Scored higher than 61% of California public elementary schools
- B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ABeats 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 elementary schools
Student : Teacher
24.8:1
25 FTE teachers
DISTRICT 21.2:1 · STATE 22.3:1
Free / Reduced Lunch
92%
556 students
DISTRICT 87% · 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 | 46 | 8% |
| Grade 1 | 48 | 8% |
| Grade 2 | 70 | 12% |
| Grade 3 | 51 | 8% |
| Grade 4 | 71 | 12% |
| Grade 5 | 56 | 9% |
| Grade 6 | 83 | 14% |
| Grade 7 | 91 | 15% |
| Grade 8 | 91 | 15% |
This year's kindergarten class (46) is 49% smaller than its 8th grade class (91).
Student demographics
13%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 28% · 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
45.1%
CA avg 49.1% . +1.1pp since 2014
Math
35.8%
CA avg 37.7% . +4.8pp since 2014
What this means: On the CAASPP, California's statewide test, about 45 of every 100 students at this school read and write at grade level and about 36 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 1 points since 2014, while math scores are up about 5 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 14.4% | 30.7% | 24.6% | 30.3% |
| Math | 12.2% | 23.5% | 27.3% | 36.9% |
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 | 45.1% | 35.8% |
| 2023-24 | 41.3% | 33.6% |
| 2022-23 | 44.6% | 32.4% |
| 2021-22 | 45.6% | 38.3% |
| 2018-19 | 47.2% | 39.5% |
| 2017-18 | 47.1% | 38.1% |
| 2016-17 | 48.4% | 38.4% |
| 2015-16 | 47.0% | 38.0% |
| 2014-15 | 44.0% | 31.0% |
% 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
39.0%
composite math + reading, all grades
Predicted
25.9%
based on CA schools with similar FRL share
Beats by
+13.2pp
above demographic expectation
What this means: About 39% of students here test proficient in math and reading, compared with the roughly 26% 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 Cortez Elementary
Cortez Elementary's state test result (39.0% proficient) is higher than 4 of the 4 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Cortez Elementary this school | 607 | 91.6% | 39.0% |
| KIPP Valiant Community Prep Menlo Park | 587 | 90.8% | N/A |
| Berlyn Elementary Ontario | 639 | 91.7% | 29.3% |
| Paul Rogers Elementary Colton | 602 | 92.4% | 26.0% |
| Abraham Lincoln Elementary Colton | 587 | 91.0% | 24.6% |
| Agua Caliente Elementary Cathedral City | 645 | 93.3% | 24.1% |
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 Cortez Elementary ranks
Among elementary schools| Measure | This school | In California | In Los Angeles County |
|---|---|---|---|
| State test proficiency ranked highest first | 39.0% | #2,582 of 5,151 | #632 of 1,126 |
| Math proficiency ranked highest first | 35.8% | #2,676 of 5,172 ▲ 44 | #680 of 1,129 ▼ 11 |
| Reading proficiency ranked highest first | 45.1% | #2,439 of 5,172 ▲ 157 | #577 of 1,129 ▲ 30 |
| 3-year test score change ranked biggest drop first | -1.5pp | #1,361 of 5,116 | #218 of 1,116 |
| Enrollment ranked largest first | 607 | #1,338 of 5,915 | #258 of 1,300 |
| Students per teacher ranked fewest first | 24.8:1 | #4,292 of 5,352 | #972 of 1,213 |
| Diversity index ranked most diverse first | 12.9% | #4,807 of 5,354 | #1,005 of 1,214 |
| Free and reduced lunch ranked highest share first | 91.6% | #887 of 5,625 | #373 of 1,276 |
| Enrollment change since 2017-18 ranked steepest decline first | -14.5% | #2,096 of 3,837 | #633 of 947 |
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
607
-37 (-6%) vs 2020
-17% since 2010-11, when it was 732
Student : Teacher
24.8:1
was 23.9:1
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 | 607 | 24.5 | 24.8:1 | 92% (556) |
| 2023-24 | 619 | 25 | 24.7:1 | 92% (567) |
| 2022-23 | 608 | 27 | 22.5:1 | 92% (562) |
| 2020-21 | 644 | 27 | 23.9:1 | 91% (586) |
| 2017-18 | 710 | 26.5 | 26.8:1 | 85% (606) |
| 2015-16 | 696 | 27 | 25.8:1 | 84% (582) |
| 2010-11 | 732 | N/A | N/A | 81% (596) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Cortez Elementary.
Since 2017-18: students down 15% (710 to 607); teachers down 7% (26.5 to 24.5).
About Cortez Elementary
Cortez Elementary is a public elementary school run by Pomona Unified in Pomona, California. The school reports 607 students in kindergarten through 8. The typical figure for elementary schools in California is about 465 students.
Federal data list 37 schools in Pomona Unified, with 20,422 students enrolled.
Hispanic students are the large majority at Cortez Elementary, with 93% of enrollment. Census estimates put the Hispanic share of Los Angeles County's population at about 48%. By the diversity index, Cortez Elementary comes in at 13%.
Its teaching staff equals 24.5 full-time positions, a ratio of 24.8:1. For comparison, elementary schools in California average 22.3:1. Free and reduced-price lunch eligibility, a common measure of family income, is 92%. That is higher than the 70% average for public schools in Los Angeles County.
Measured against California public elementary schools, Cortez Elementary receives a B. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.
On the allk12 BeatsExpectations measure, Cortez Elementary is 13.2 points above the average proficiency rate on state tests predicted for its free or reduced-price lunch share: 39.0% actual, 25.9% predicted. That is outside both the top and bottom 10% in California.
Across Los Angeles County, median household income is about $90,112, the share of adults with a bachelor's degree or higher is 36%, and roughly 10% of residents are in poverty. Cortez Elementary is among the 2,244 public schools in Los Angeles County.
Arroyo Elementary is the closest public school, about 0.4 miles away in a straight line. Cortez Elementary is one of several public schools in the area, with at least 8 others within five miles. Cortez Elementary comes in 1st of 8 nearby schools on average proficiency.
Cortez Elementary has an NCES locale of Suburb: Large.
The 2024-25 enrollment of 607 was 6% lower than in 2020-21, when it was 644.
The Cortez Elementary community page is open for posts about school events, clubs, and volunteer needs. Posting is open to anyone connected to the school.
Los Angeles County at a glance
View full county profilePopulation
9,808,667
Census ACS
Median income
$90,112
Household, ACS
Bachelor's+
36%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
2,244
1,265,907 students
Quick facts
Related schools
Other schools in Pomona Unified
- Garey HighHigh · 1,567 students
- Diamond Ranch HighHigh · 1,542 students
- School of Extended Educational OptionsCombined · 1,204 students
- Pomona HighHigh · 993 students
- Ganesha HighHigh · 895 students
- Vejar ElementaryElementary · 741 students
Other schools in Pomona
- Garey HighHigh · 1,567 students
- Diamond Ranch HighHigh · 1,542 students
- School of Extended Educational OptionsCombined · 1,204 students
- Pomona HighHigh · 993 students
- Ganesha HighHigh · 895 students
- Vejar ElementaryElementary · 741 students
Nearby schools
- Arroyo Elementary0.4 mi · 479
- Marshall Middle0.6 mi · 249
- Ganesha High0.7 mi · 895
- Roosevelt Elementary1.0 mi · 529
- Lincoln Elementary1.4 mi · 345
- Westmont Elementary1.5 mi · 327
Frequently asked questions
About Cortez ElementaryHow many students attend Cortez Elementary?
Cortez Elementary enrolls approximately 607 students in grades KG-08.
What grades does Cortez Elementary serve?
Cortez Elementary serves grades KG-08.
How many students per teacher at Cortez Elementary?
Approximately 24.8:1 students per teacher at Cortez Elementary.
How diverse is Cortez Elementary?
Cortez Elementary reports a student body of 2% White, 93% Hispanic, 2% Black, 2% Asian, 1% Two or more.
Is Cortez Elementary public or private?
Cortez Elementary is a public K-12 school, overseen by Pomona Unified.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.