Enrollment
222
Elementary
DISTRICT 392 · STATE 321
SCHOOL COMMUNITY·WEST LINN-WILSONVILLE SD 3J·NCES 411317001447
Bolton Primary School
5933 Holmes St, West Linn, OR 97068 · (503) 673-7900 · Clackamas County
GRADES PK–05ELEMENTARY21-SUBURBREGULAR SCHOOL222 STUDENTS
A
allk12 Grade
Scored higher than 92% 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.
- A-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
14.7:1
15 FTE teachers
DISTRICT 16.7:1 · STATE 16.5:1
Free / Reduced Lunch
21%
47 students
DISTRICT 35% · 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 | 23 | 10% |
| Grade 1 | 39 | 18% |
| Grade 2 | 43 | 19% |
| Grade 3 | 32 | 14% |
| Grade 4 | 33 | 15% |
| Grade 5 | 52 | 23% |
This year's kindergarten class (23) is 56% smaller than its 5th grade class (52).
Student demographics
43%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 50% · 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
Test scores
OSAS 2024-25 . % ProficientEnglish Language Arts
70.4%
OR avg 43.0% . -9.8pp since 2023
Math
66.4%
OR avg 31.8% . -8.2pp since 2023
What this means: On the OSAS, Oregon's statewide test, about 70 of every 100 students at this school read and write at grade level and about 66 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 10 points since 2023, while math scores are down about 8 points.
OSAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 70.4% | 66.4% |
| 2023-24 | 80.2% | 74.6% |
% 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
69.7%
composite math + reading, all grades
Predicted
54.3%
based on OR schools with similar FRL share
Beats by
+15.3pp
above demographic expectation
What this means: About 70% 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 Bolton Primary School
Bolton Primary School's state test result (69.7% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Bolton Primary School this school | 222 | 21.2% | 69.7% |
| Archer Glen Elementary School Sherwood | 308 | 20.1% | 59.8% |
| Sauvie Island School Portland | 212 | 25.5% | 59.4% |
| Hallinan Elementary School Lake Oswego | 364 | 15.9% | 74.7% |
| Stafford Primary School West Linn | 323 | 12.7% | 64.4% |
| Bend International School Bend | 217 | 32.3% | 48.6% |
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 Bolton Primary School ranks
Among elementary schools| Measure | This school | In Oregon | In Clackamas County |
|---|---|---|---|
| State test proficiency ranked highest first | 69.7% | #19 of 591 | #4 of 63 |
| Math proficiency ranked highest first | 66.4% | #45 of 646 ▼ 29 | #9 of 66 ▼ 4 |
| Reading proficiency ranked highest first | 70.4% | #52 of 646 ▼ 39 | #9 of 66 ▼ 6 |
| Enrollment ranked largest first | 222 | #559 of 710 | #60 of 67 |
| Students per teacher ranked fewest first | 14.7:1 | #106 of 587 | #7 of 62 |
| Diversity index ranked most diverse first | 42.6% | #406 of 587 | #43 of 62 |
| Free and reduced lunch ranked highest share first | 21.2% | #635 of 645 | #57 of 64 |
| Enrollment change since 2017-18 ranked steepest decline first | -41.1% | #17 of 493 | #1 of 43 |
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
222
-72 (-24%) vs 2020
-29% since 2010-11, when it was 311
Student : Teacher
14.7:1
was 18.4:1
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 | 222 | 15.2 | 14.7:1 | 21% (47) |
| 2023-24 | 226 | 13.7 | 16.5:1 | 17% (38) |
| 2022-23 | 217 | 14 | 15.5:1 | 10% (21) |
| 2020-21 | 294 | 16 | 18.4:1 | 12% (36) |
| 2017-18 | 377 | 21.1 | 17.9:1 | 14% (53) |
| 2015-16 | 374 | 20 | 18.7:1 | 15% (57) |
| 2010-11 | 311 | 14 | 22.2:1 | 19% (59) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Bolton Primary School.
Since 2017-18: students down 41% (377 to 222); teachers down 28% (21.1 to 15.2).
About Bolton Primary School
This page covers Bolton Primary School, a small elementary school in West Linn, Oregon. It has an enrollment of 222 students in pre-K through 5. Elementary schools in Oregon average about 321 students, which makes this school 31% below average.
West Linn-Wilsonville SD 3J runs Bolton Primary School along with 16 other schools, enrolling 8,842 students in total.
The share of White students at Bolton Primary School is 74%, a majority. It is also 11% Hispanic, 8% multiracial, and 5% Asian. On the diversity index, which measures the chance that two random students are from different groups, Bolton Primary School scores 43%.
Bolton Primary School has 15.2 full-time-equivalent teachers on staff and a student-to-teacher ratio of 14.7:1. By comparison, the average for elementary schools in Oregon is 16.5:1. At Bolton Primary School, 21% of students qualify for free or reduced-price lunch in 2024-25. That is 29 points below the 50% average for public schools in Clackamas County.
On the allk12 Grade, Bolton Primary School lands at A, ahead of 92% of Oregon public elementary schools.
BeatsExpectations compares each school's average proficiency rate across its state test results with a prediction based on free or reduced-price lunch eligibility. For Bolton Primary School, the prediction is 54.3% and the result is 69.7%.
In Clackamas County, where the school is located, median household income comes to about $103,517, about 41% of adults have at least a bachelor's degree, and the poverty rate is about 5%. The county has 118 public schools and about 57,601 students.
Bolton Primary School's nearest public school is West Linn High School (about 0.4 miles). The count of other public schools within five miles is at least 8. Bolton Primary School is 1st of 7 nearby schools by average proficiency rate.
Its location is classified as Suburb: Large by the National Center for Education Statistics.
From 294 students in 2020-21, enrollment fell to 222 by 2024-25. Students per teacher dropped from 18.4 in 2020-21 to 14.7 in 2024-25.
This community page is for conversations about fundraisers, report cards, and school supplies. You can also rate the school on this page.
Clackamas County at a glance
View full county profilePopulation
423,975
Census ACS
Median income
$103,517
Household, ACS
Bachelor's+
41%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
118
57,601 students
Quick facts
Related schools
Other schools in West Linn-Wilsonville SD 3J
- West Linn High SchoolHigh · 1,809 students
- Wilsonville High SchoolHigh · 1,258 students
- Rosemont Ridge Middle SchoolMiddle · 699 students
- Boeckman Creek Primary SchoolElementary · 488 students
- Lowrie Primary SchoolElementary · 482 students
- Trillium Creek Primary SchoolElementary · 480 students
Other schools in West Linn
- West Linn High SchoolHigh · 1,809 students
- Rosemont Ridge Middle SchoolMiddle · 699 students
- Trillium Creek Primary SchoolElementary · 480 students
- Athey Creek Middle SchoolMiddle · 470 students
- Willamette Primary SchoolElementary · 384 students
- Sunset Primary SchoolElementary · 375 students
Nearby schools
- West Linn High School0.4 mi · 1,809
- Sunset Primary School0.7 mi · 375
- Rosemont Ridge Middle School1.4 mi · 699
- Gladstone Center for Children and Families1.4 mi · 109
- Clackamas Academy of Industrial Sciences1.4 mi · 325
- Cedaroak Park Primary School1.5 mi · 348
Frequently asked questions
About Bolton Primary SchoolHow many students attend Bolton Primary School?
Bolton Primary School enrolls approximately 222 students in grades PK-05.
What age range does Bolton Primary School serve?
Bolton Primary School serves students from grade PK through grade 05.
How many students per teacher at Bolton Primary School?
Approximately 14.7:1 students per teacher at Bolton Primary School.
What is the racial breakdown of students at Bolton Primary School?
At Bolton Primary School, the student body is approximately 74% White, 11% Hispanic, 1% Black, 5% Asian, 8% Two or more.
What district is Bolton Primary School in?
Bolton Primary School is part of West Linn-Wilsonville SD 3J.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.