- Enrollment
- 2,423
- Students per teacher
- 22.4:1
- Resource Index
- 28/100
Elementary school (grades K-5) · Beaverton, OR
Arco Iris Spanish Immersion School
Federal NCES profile for Arco Iris Spanish Immersion School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
2024-25 NCES dataElementary school (grades K-5)NCES 410192001791Charter school
👥 S:T ratio 28
🌟 Gifted program 70
🎓 Counselors 17
📋 Attendance 57
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Arco Iris Spanish Immersion School earns 43/100 on the Resource Investment Index, with class sizes near the Oregon median.
- #9 of 13
- elementary schools in Beaverton · Resource Index
- 43
- Resource Index · Typical
- 18.1:1
- students per teacher
- 14.2%
- free-lunch eligible
Arco Iris Spanish Immersion School has class sizes near the Oregon median. Computed live against every Oregon school reporting to NCES.
By Resource Investment Index, Arco Iris Spanish Immersion School ranks #9 of 13 elementary schools in Beaverton, OR.
School address
District: Beaverton Sd 48j · Oregon
NCES ID 410192001791 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+27 students YoY
Arco Iris Spanish Immersion School grew from 393 students in 2022-23 to 420 in 2023-24 (+6.9%).
Teacher FTE held 23.9 → 23.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+27 students YoY 410192001791 · Beaverton, OR Elementary · SMALL · CHARTER
417 enr · 18.1:1 · 14.2% lunch · RII 43
Nearest enrollment peer: Westview High School (2,423 students)
Arco Iris Spanish Immersion School grew from 393 students in 2022-23 to 420 in 2023-24 (+6.9%). Teacher FTE held 23.9 → 23.8 across the same CCD years. Read with this school → · District book → · Oregon schools → · Find another →
Arco Iris Spanish Immersion School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Westview High
Westview High School
2,423 students
- Sunset High Sc
Sunset High School
1,812 students
- Mountainside H
Mountainside High School
1,741 students
- Aloha High Sch
Aloha High School
1,658 students
- Beaverton High
Beaverton High School
1,436 students
- This school 417
Arco Iris Spanish Immersion School
417 students
What this shows Arco Iris Spanish Immersion School reports 417 students on the CCD universe file.
How Arco Iris Spanish Immersion School compares
Arco Iris Spanish Immersion School is a growing campus on CCD: ratios and free-lunch share vs Oregon and U.S. means.
| Metric | This school | vs Oregon | Oregon avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 18.1:1 | ▲ 3% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 14.2% | ▼ 73% | 52.8% | 51.7% |
| Enrollment | 417 | top 35% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
18.1:1
Leaner classes than 24% of US schools, heavier class loads than most.
417
Bigger than 50% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
14.2%
free-lunch eligible
- 73% below the Oregon average of 52.8%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
18.1:1
students per teacher
- 3% above state mean
Top 61% in Oregon - lower ratio than 39% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
17.0%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$15,827
per pupil, district-wide
- below Oregon avg of $21,075
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors1.0 FTE
Per 417 students, the combined health-and-guidance staffing load for this school.
Discipline context
12
in-school suspensions + 4 out-of-school
Suspension rate: 2.9 per 100 students. Combined in-school and out-of-school rate: 3.8 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
Hispanic or Latino 49.4%
White 34.3%
Two or More 10.8%
Asian 3.6%
African American 1.2%
American Indian / Alaska Native 0.7%
Largest group: Hispanic or Latino at 49.4% of enrollment.
Student-body diversity index 62.5/100
Simpson diversity index - at 62.5, Arco Iris Spanish Immersion School is more mixed than the Oregon school average of 47.1.
Programs
Gifted & talented Yes
District finance for Beaverton Sd 48j reports $15,827 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Arco Iris Spanish Immersion School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Westview High School | Larger | Higher economic need | Higher S:T ratio |
| Sunset High School | Larger | Similar economic need | Higher S:T ratio |
| Mountainside High School | Larger | Similar economic need | Higher S:T ratio |
| Aloha High School | Larger | Higher economic need | Similar S:T ratio |
| Beaverton High School | Larger | Higher economic need | Lower S:T ratio |
Comparisons are relative to Arco Iris Spanish Immersion School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,812
- Students per teacher
- 21.3:1
- Resource Index
- 37/100
- Enrollment
- 1,741
- Students per teacher
- 22.3:1
- Resource Index
- 34/100
- Enrollment
- 1,658
- Students per teacher
- 17.5:1
- Resource Index
- 54/100
- Enrollment
- 1,436
- Students per teacher
- 16.5:1
- Resource Index
- 42/100
Similar elementary schools in Beaverton
6 comparable elementary schools (grades K-5) serving the same city.
Scholls Heights Elementary School
Standard public school
597 students 18.1:1 students per teacher
Hiteon Elementary School
Standard public school
486 students 18.7:1 students per teacher
Oak Hills Elementary School
Standard public school
484 students 17.9:1 students per teacher
Kinnaman Elementary School
Standard public school
471 students 12.7:1 students per teacher
Nancy Ryles Elementary School
Standard public school
447 students 17.2:1 students per teacher
Elmonica Elementary School
Standard public school
436 students 16.8:1 students per teacher
Nationwide elementary schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~417 students)
Frequently asked questions about Arco Iris Spanish Immersion School
How many students attend Arco Iris Spanish Immersion School?
Arco Iris Spanish Immersion School has 417 students enrolled. It is an elementary school in Beaverton, OR. CCD year-over-year: 393 (2022-23) → 420 (2023-24), up 27.
What is the student-teacher ratio at Arco Iris Spanish Immersion School?
The student-teacher ratio at Arco Iris Spanish Immersion School is 18.1:1, which is 3% higher than the Oregon average of 17.6:1 and 15% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Arco Iris Spanish Immersion School?
14.2% of students at Arco Iris Spanish Immersion School are eligible for free lunch, compared to the Oregon average of 52.8%.
What is the racial and ethnic makeup of Arco Iris Spanish Immersion School?
The largest demographic group at Arco Iris Spanish Immersion School is Hispanic or Latino at 49.4% of enrollment, in Beaverton, OR. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 62.5/100.
What is the Resource Investment Index for Arco Iris Spanish Immersion School?
Arco Iris Spanish Immersion School has a Resource Investment Index of 43/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Arco Iris Spanish Immersion School rank among elementary schools in Beaverton?
By Resource Investment Index, Arco Iris Spanish Immersion School ranks #9 of 13 elementary schools in Beaverton, OR. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Beaverton on the city page.
What other schools are in Beaverton Sd 48j?
Besides Arco Iris Spanish Immersion School, Beaverton Sd 48j also operates Westview High School (2,423 students), Sunset High School (1,812 students), and Mountainside High School (1,741 students). See the Beaverton Sd 48j district page for the complete list.