Serving 487 students in grades Prekindergarten-5, Trillium Creek Primary School ranks in the top 5% of all schools in Oregon for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 62% (which is higher than the Oregon state average of 31%). The percentage of students achieving proficiency in reading/language arts is 73% (which is higher than the Oregon state average of 44%).
The student-teacher ratio of 21:1 is higher than the Oregon state level of 17:1.
Minority enrollment is 27% of the student body (majority Hispanic), which is lower than the Oregon state average of 42% (majority Hispanic).
Quick Facts (2026)
- Grades: Prekindergarten-5
- Enrollment: 487 students
- Student-Teacher Ratio: 21:1
- Minority Enrollment: 27%
- Overall Testing Rank: Top 5% in OR
- Math Proficiency: 62% (Top 5%)
- Reading Proficiency: 73% (Top 5%)
- Science Proficiency: 45-49% (Top 20%)
- Source: National Center for Education Statistics (NCES), OR Dept. of Education
Top Rankings
Trillium Creek Primary School ranks among the top 20% of public schools in Oregon for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Trillium Creek Primary School's student population of 487 students has stayed relatively flat over five school years.
The teacher population of 23 teachers has declined by 14% over five school years.
Grades Offered
Grades Prekindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
487 students
Gender %
Total Classroom Teachers
23 teachers
School Calendar
Last Day of School
Mon. May 25, 2026
School Motto
How do we create learning communities for the greatest thinkers and most thoughtful people for the world?
School Rankings
Trillium Creek Primary School ranks within the top 5% of all 1,174 schools in Oregon (based off of combined math and reading proficiency testing data).
The diversity score of Trillium Creek Primary School is 0.45, which is less than the diversity score at state average of 0.60. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#47 out of 1174 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
62%
31%
Reading/Language Arts Test Scores (% Proficient)
73%
44%
Science Test Scores (% Proficient)
45-49%
30%
Student-Teacher Ratio
21:1
17:1
American Indian
n/a
1%
Asian
6%
4%
Hispanic
8%
26%
Black
1%
3%
White
73%
58%
Hawaiian
n/a
1%
Two or more races
12%
7%
All Ethnic Groups
Eligible for Free Lunch
8%
51%
Eligible for Reduced Lunch
1%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), OR Dept. of Education
Frequently Asked Questions
What is Trillium Creek Primary School's ranking?
Trillium Creek Primary School is ranked #47 out of 1,174 schools, which ranks it among the top 5% of public schools in Oregon.
What schools are Trillium Creek Primary School often compared to?
Trillium Creek Primary Schoolis often viewed alongside schools like Cedaroak Park Primary School, Sunset Primary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
62% of students have achieved math proficiency (compared to the 31% OR state average), while 73% of students have achieved reading proficiency (compared to the 44% OR state average).
How many students attend Trillium Creek Primary School?
487 students attend Trillium Creek Primary School.
What is the racial composition of the student body?
73% of Trillium Creek Primary School students are White, 12% of students are Two or more races, 8% of students are Hispanic, 6% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Trillium Creek Primary School?
Trillium Creek Primary School has a student ration of 21:1, which is higher than the Oregon state average of 17:1.
What grades does Trillium Creek Primary School offer ?
Trillium Creek Primary School offers enrollment in grades Prekindergarten-5 (No virtual instruction).
What school district is Trillium Creek Primary School part of?
Trillium Creek Primary School is part of West Linn-Wilsonville School District 3j.
In what neighborhood is Trillium Creek Primary School located?
Trillium Creek Primary School is located in the Hidden Springs neighborhood of West Linn, OR.
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