Enrollment
417
Elementary
DISTRICT 468 · STATE 321
SCHOOL COMMUNITY·BEAVERTON SD 48J·NCES 410192001791
Arco Iris Spanish Immersion School
8205 SW Creekside Pl, Beaverton, OR 97008 · (503) 372-6052 · Washington County
GRADES KG–08ELEMENTARY13-CITYCHARTERREGULAR SCHOOL417 STUDENTS
B
allk12 Grade
Scored higher than 64% of Oregon public elementary schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Oregon public elementary schools
Student : Teacher
16.9:1
25 FTE teachers
DISTRICT 16.2:1 · STATE 16.5:1
Free / Reduced Lunch
21%
89 students
DISTRICT 55% · STATE 76%
Community
0
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 | 80 | 19% |
| Grade 1 | 78 | 19% |
| Grade 2 | 69 | 17% |
| Grade 3 | 62 | 15% |
| Grade 4 | 67 | 16% |
| Grade 5 | 61 | 15% |
This year's kindergarten class (80) is 31% larger than its 5th grade class (61).
Student demographics
63%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 72% · STATE 59% · 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
QUIET COMMUNITY
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START A DISCUSSIONTest scores
OSAS 2024-25 . % ProficientEnglish Language Arts
53.0%
OR avg 43.0% . -11.2pp since 2023
Math
42.1%
OR avg 31.8% . -8.7pp since 2023
What this means: On the OSAS, Oregon's statewide test, about 53 of every 100 students at this school read and write at grade level and about 42 of 100 do math at grade level. Across all Oregon schools, those numbers are about 43 and 32. Reading and writing scores are down about 11 points since 2023, while math scores are down about 9 points.
OSAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 53.0% | 42.1% |
| 2023-24 | 64.2% | 50.8% |
% Proficient, all students and all tested grades.
Source: OSAS. 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
52.3%
composite math + reading, all grades
Predicted
54.3%
based on OR schools with similar FRL share
Beats by
-2.0pp
below demographic expectation
What this means: About 52% of students here test proficient in math and reading, compared with the roughly 54% typical for Oregon 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 Oregon'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 Arco Iris Spanish Immersion School
Arco Iris Spanish Immersion School's state test result (52.3% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Arco Iris Spanish Immersion School this school | 417 | 21.3% | 52.3% |
| Atkinson Elementary School Portland | 372 | 41.7% | 53.5% |
| Rigler Elementary School Portland | 303 | 41.9% | 30.9% |
| Portland Village School Portland | 408 | 21.6% | 40.3% |
| Ridges Elementary School Sherwood | 635 | 21.4% | 61.8% |
| Lowrie Primary School Wilsonville | 482 | 42.9% | 52.8% |
Matched among Oregon 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 Arco Iris Spanish Immersion School ranks
Among elementary schools| Measure | This school | In Oregon | In Washington County |
|---|---|---|---|
| State test proficiency ranked highest first | 52.3% | #107 of 591 | #27 of 86 |
| Math proficiency ranked highest first | 42.1% | #209 of 646 ▼ 78 | #44 of 89 ▼ 12 |
| Reading proficiency ranked highest first | 53.0% | #179 of 646 ▼ 91 | #36 of 89 ▼ 13 |
| Enrollment ranked largest first | 417 | #174 of 710 | #31 of 89 |
| Students per teacher ranked fewest first | 16.9:1 | #285 of 587 | #38 of 86 |
| Diversity index ranked most diverse first | 62.5% | #123 of 587 | #43 of 86 |
| Free and reduced lunch ranked highest share first | 21.3% | #634 of 645 | #83 of 86 |
| Enrollment change since 2017-18 ranked fastest growth first | +32.0% | #12 of 88 | #3 of 15 |
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
417
-21 (-5%) vs 2020
+672% since 2010-11, when it was 54
Student : Teacher
16.9:1
was 19.0:1
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 | 417 | 24.8 | 16.9:1 | 21% (89) |
| 2023-24 | 420 | 23.8 | 17.7:1 | 13% (55) |
| 2022-23 | 393 | 23.9 | 16.5:1 | 18% (69) |
| 2020-21 | 438 | 23 | 19.0:1 | 16% (68) |
| 2017-18 | 316 | 16.9 | 18.7:1 | 9% (29) |
| 2015-16 | 263 | 14 | 18.8:1 | 13% (34) |
| 2010-11 | 54 | 3 | 18.0:1 | 0% (0) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Arco Iris Spanish Immersion School.
Since 2017-18: students up 32% (316 to 417); teachers up 46% (16.9 to 24.8).
About Arco Iris Spanish Immersion School
Families in Beaverton, Oregon, are served by Arco Iris Spanish Immersion School, a mid-sized elementary school. Total enrollment is 417 students, and the grades served are kindergarten through 8. By comparison, elementary schools in Oregon enroll about 321 students on average.
Beaverton SD 48J runs Arco Iris Spanish Immersion School along with 55 other schools, enrolling 37,479 students in total.
The student body at Arco Iris Spanish Immersion School has no majority group. Hispanic students lead at 49%. The next largest groups are 34% White, 11% multiracial, and 4% Asian. The school's Hispanic share is 31 points above the 19% share among Washington County residents. A diversity index of 63% means there is a 63% chance two randomly chosen students at Arco Iris Spanish Immersion School are from different groups.
For every teacher at Arco Iris Spanish Immersion School, there are about 16.9 students; the school has 24.8 full-time-equivalent teachers. The ratio is within a point of the 16.5:1 average for elementary schools in Oregon. There are 89 students eligible for free or reduced-price lunch, 21% of enrollment. By comparison, the figure for public schools in Washington County is 57%.
On the allk12 Grade, Arco Iris Spanish Immersion School lands at B, ahead of 64% of Oregon public elementary schools.
Arco Iris Spanish Immersion School's actual average proficiency rate across its state test results (52.3%) and its predicted rate (54.3%) put it outside the top and bottom 10% of Oregon schools.
The school is in Washington County, where the median household earns about $107,772 a year, about 48% of adults have at least a bachelor's degree, and roughly 5% of residents are in poverty. Across Washington County, 136 public schools serve about 79,469 students.
About 0.6 miles separate Arco Iris Spanish Immersion School from the closest public school, Greenway Elementary School. The five-mile area around Arco Iris Spanish Immersion School holds at least 8 other public schools. Arco Iris Spanish Immersion School's average proficiency of 52.3% compares with 37.4% for its nearest scored neighbors.
The school's federal locale classification is City: Small. Charter status: Arco Iris Spanish Immersion School is a public charter school.
From 2020-21 to 2024-25, enrollment fell from 438 to 417, a 5% decline. The student-to-teacher ratio dropped from 19.0:1 in 2020-21 to 16.9:1 in 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.
Washington County at a glance
View full county profilePopulation
603,947
Census ACS
Median income
$107,772
Household, ACS
Bachelor's+
48%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
136
79,469 students
Quick facts
Related schools
Other schools in Beaverton SD 48J
- Westview High SchoolHigh · 2,423 students
- Sunset High SchoolHigh · 1,812 students
- Mountainside High SchoolHigh · 1,741 students
- Aloha High SchoolHigh · 1,658 students
- Beaverton High SchoolHigh · 1,436 students
- Southridge High SchoolHigh · 1,430 students
Other schools in Beaverton
- Mountainside High SchoolHigh · 1,741 students
- Aloha High SchoolHigh · 1,658 students
- Beaverton High SchoolHigh · 1,436 students
- Southridge High SchoolHigh · 1,430 students
- Aloha-Huber Park SchoolElementary · 901 students
- International School of BeavertonHigh · 870 students
Nearby schools
- Greenway Elementary School0.6 mi · 272
- Vose Elementary School0.6 mi · 666
- Whitford Middle School0.6 mi · 770
- McKay Elementary School0.9 mi · 242
- Southridge High School0.9 mi · 1,430
- Conestoga Middle School1.0 mi · 810
Frequently asked questions
About Arco Iris Spanish Immersion SchoolHow many students attend Arco Iris Spanish Immersion School?
Arco Iris Spanish Immersion School enrolls approximately 417 students in grades KG-08.
What grades does Arco Iris Spanish Immersion School serve?
Arco Iris Spanish Immersion School serves grades KG-08.
How many teachers does Arco Iris Spanish Immersion School have?
Arco Iris Spanish Immersion School employs 25 FTE teachers, for a student-to-teacher ratio of 16.9:1.
How diverse is Arco Iris Spanish Immersion School?
Arco Iris Spanish Immersion School reports a student body of 34% White, 49% Hispanic, 1% Black, 4% Asian, 11% Two or more.
Who oversees Arco Iris Spanish Immersion School?
Arco Iris Spanish Immersion School is overseen by Beaverton SD 48J in Washington County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.