1
Enrollment
1,138
Middle
DISTRICT 1,020 · STATE 659
SCHOOL COMMUNITY·WILLIAM S. HART UNION HIGH·NCES 064251011320
Rio Norte Junior High
28771 Rio Norte Dr., Santa Clarita, CA 91354 · (661) 295-3700 · Los Angeles County
GRADES 07–08MIDDLE21-SUBURBREGULAR SCHOOL1,138 STUDENTS
A-
allk12 Grade
Scored higher than 75% of California public middle schools
- ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- BThree-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 middle schools
Student : Teacher
24.0:1
47 FTE teachers
DISTRICT 22.3:1 · STATE 20.7:1
Free / Reduced Lunch
17%
193 students
DISTRICT 31% · STATE 65%
Community
6
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 7 | 594 | 52% |
| Grade 8 | 544 | 48% |
Student demographics
72%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 67% · 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
74.5%
CA avg 49.1% . -2.5pp since 2014
Math
63.2%
CA avg 37.7% . +4.2pp since 2014
What this means: On the CAASPP, California's statewide test, about 75 of every 100 students at this school read and write at grade level and about 63 of 100 do math at grade level. Across all California schools, those numbers are about 49 and 38. Reading and writing scores are down about 2 points since 2014, while math scores are up about 4 points.
Performance levels, 2024-25
| Subject | Standard Exceeded | Standard Met | Standard Nearly Met | Standard Not Met |
|---|---|---|---|---|
| English Language Arts | 38.0% | 36.5% | 14.6% | 10.8% |
| Math | 39.9% | 23.3% | 20.6% | 16.3% |
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 | 74.5% | 63.2% |
| 2023-24 | 75.9% | 52.2% |
| 2022-23 | 77.1% | 54.6% |
| 2021-22 | 78.4% | 53.9% |
| 2018-19 | 82.0% | 63.3% |
| 2017-18 | 83.0% | 64.6% |
| 2016-17 | 78.5% | 59.8% |
| 2015-16 | 79.0% | 59.0% |
| 2014-15 | 77.0% | 59.0% |
% 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
66.5%
composite math + reading, all grades
Predicted
69.6%
based on CA schools with similar FRL share
Beats by
-3.1pp
below demographic expectation
What this means: About 66% of students here test proficient in math and reading, compared with the roughly 70% 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 Rio Norte Junior High
Rio Norte Junior High's state test result (66.5% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Rio Norte Junior High this school | 1,138 | 17.0% | 66.5% |
| Black Mountain Middle San Diego | 1,077 | 20.7% | 63.2% |
| Oak Middle Los Alamitos | 998 | 14.5% | 73.0% |
| Adams Middle Redondo Beach | 1,165 | 17.9% | 67.8% |
| Rancho Pico Junior High Stevenson Ranch | 842 | 13.4% | 72.3% |
| Price Charter Middle San Jose | 959 | 16.7% | 62.9% |
Matched among California middle 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 Rio Norte Junior High ranks
Among middle schools| Measure | This school | In California | In Los Angeles County |
|---|---|---|---|
| State test proficiency ranked highest first | 66.5% | #159 of 1,224 | #33 of 248 |
| Math proficiency ranked highest first | 63.2% | #149 of 1,227 ▲ 79 | #29 of 248 ▲ 19 |
| Reading proficiency ranked highest first | 74.5% | #127 of 1,227 ▼ 24 | #20 of 248 ▼ 5 |
| 3-year test score change ranked biggest gain first | +2.7pp | #552 of 1,214 | #156 of 247 |
| Enrollment ranked largest first | 1,138 | #103 of 1,377 | #36 of 317 |
| Students per teacher ranked fewest first | 24.0:1 | #1,082 of 1,279 | #232 of 301 |
| Diversity index ranked most diverse first | 71.9% | #80 of 1,278 | #10 of 301 |
| Free and reduced lunch ranked highest share first | 17.0% | #1,248 of 1,329 | #302 of 312 |
| Enrollment change since 2017-18 ranked steepest decline first | -13.1% | #567 of 930 | #147 of 213 |
Ranked against other public middle 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
1,138
-15 (-1%) vs 2020
-7% since 2010-11, when it was 1,225
Student : Teacher
24.0:1
was 23.1:1
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 | 1,138 | 47.4 | 24.0:1 | 17% (193) |
| 2023-24 | 1,110 | 48 | 23.1:1 | 13% (146) |
| 2022-23 | 1,123 | 47.5 | 23.6:1 | 11% (127) |
| 2020-21 | 1,153 | 50 | 23.1:1 | 14% (161) |
| 2017-18 | 1,309 | 54.6 | 24.0:1 | 12% (152) |
| 2015-16 | 1,268 | 54 | 23.5:1 | 5% (61) |
| 2010-11 | 1,225 | N/A | N/A | 4% (48) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Rio Norte Junior High.
Since 2017-18: students down 13% (1,309 to 1,138); teachers down 13% (54.6 to 47.4).
About Rio Norte Junior High
Rio Norte Junior High is a large middle school in Santa Clarita, California, under William S. Hart Union High. The school serves 1,138 students in grades 7 through 8 in 2024-25. For comparison, middle schools in California average about 659 students.
Rio Norte Junior High is in William S. Hart Union High, a district with 20,465 students across 16 schools.
No single group makes up more than half of enrollment at Rio Norte Junior High. The largest is White students, at 38%. The remaining shares are 26% Asian, 25% Hispanic, 6% multiracial, and 5% Black. Pick two students at random and there is a 72% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.
The school reports 47.4 full-time-equivalent teachers, which works out to about 24.0 students per teacher. That is 3.3 students per teacher above the 20.7:1 average for middle schools in California. Free or reduced-price lunch eligibility covers 17% of students. Among public schools in Los Angeles County, the average eligibility rate is 70%.
Measured against California public middle schools, Rio Norte Junior High receives an A-. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.
Rio Norte Junior High posts an average proficiency rate on state tests of 66.5%, compared with a predicted 69.6%. It is not in the top or bottom 10% of California schools on BeatsExpectations.
Los Angeles County census figures show that the median household income is $90,112, 36% of adults hold a bachelor's degree or higher, and about 10% of people live in poverty. There are 2,244 public schools in Los Angeles County, enrolling about 1,265,907 students in all.
The nearest other public school, West Creek Academy, is about 0.6 miles away. There are at least 8 more public schools inside five miles. Of the 8 nearby schools with scores, including this one, Rio Norte Junior High is 6th on average proficiency.
Federal records code the school's setting as Suburb: Large.
Compared with 2020-21, when it had 1,153 students, enrollment in 2024-25 was about the same at 1,138.
Conversations here can range across enrollment questions, class placement, and PTA news. Reviews and ratings from people who know the school are welcome.
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 William S. Hart Union High
- Saugus HighHigh · 2,317 students
- Valencia HighHigh · 2,286 students
- Golden Valley HighHigh · 1,980 students
- Canyon HighHigh · 1,952 students
- William S. Hart HighHigh · 1,941 students
- West Ranch HighHigh · 1,777 students
Other schools in Santa Clarita
- Golden Valley HighHigh · 1,980 students
- La Mesa Junior HighMiddle · 1,017 students
- Fair Oaks Ranch CommunityElementary · 866 students
- Golden Oak CommunityElementary · 533 students
- Academy of the CanyonsHigh · 385 students
- Learning Post Academy (Alternative)High · 322 students
Nearby schools
- West Creek Academy0.6 mi · 983
- Tesoro del Valle Elementary0.6 mi · 503
- North Park Elementary0.8 mi · 441
- Valencia High1.3 mi · 2,286
- Opportunities for Learning - William S. Hart1.5 mi · 464
- Charles Helmers Elementary1.6 mi · 524
Frequently asked questions
About Rio Norte Junior HighWhat is the total enrollment at Rio Norte Junior High?
Rio Norte Junior High enrolls approximately 1,138 students in grades 07-08.
What grades does Rio Norte Junior High serve?
Rio Norte Junior High serves grades 07-08.
How many teachers does Rio Norte Junior High have?
Rio Norte Junior High employs 47 FTE teachers, for a student-to-teacher ratio of 24.0:1.
How diverse is Rio Norte Junior High?
Rio Norte Junior High reports a student body of 38% White, 25% Hispanic, 5% Black, 26% Asian, 6% Two or more.
Is Rio Norte Junior High public or private?
Rio Norte Junior High is a public K-12 school, overseen by William S. Hart Union High.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.