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Edward Byrom Elementary School
Test scores
OSAS 2024-25 . % ProficientWhat this means: On the OSAS, Oregon's statewide test, about 49 of every 100 students at this school read and write at grade level and about 43 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 9 points since 2023, while math scores have held steady.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 50% of students here test proficient in math and reading, compared with the roughly 39% 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%.
7-year change
SY 2017-18 vs SY 2024-25About Edward Byrom Elementary School
Set in Tualatin, Oregon, Edward Byrom Elementary School is a mid-tier elementary-level community, one of the schools within Tigard-Tualatin SD 23J. It instructs 367 students across grades pre-K through 5.
Within Tigard-Tualatin SD 23J, which oversees 19 schools and 11,342 students, Edward Byrom Elementary School is one campus in the system.
For racial and ethnic makeup, Edward Byrom Elementary School shows that White students make up the majority at 60%; the rest comes out to 22% Hispanic, 13% multiracial, 3% Pacific Islander, 3% Asian. Compared to Washington County overall, the school's racial mix sits in roughly the same range.
On the resource side, Staff filings list 22 full-time-equivalent teachers, which works out to roughly 16.9:1 students per teacher. The state averages about 16.5:1, putting this campus right in line with peers. An estimated 61% of students are eligible for free or reduced-price lunch, often used as a Title I proxy.
With demographic context factored in, Edward Byrom Elementary School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 38.8%, the actual is 49.9%, a residual of +11.1 points.
Across the wider county, community-level numbers for Washington County indicate the typical household earns roughly $107,772 per year, 48% of adults hold a bachelor's degree or higher, and roughly 5% of residents live below the federal poverty line. Across Washington County's 136 public schools (combined enrollment of about 79,469 students), Edward Byrom Elementary School is one campus in the mix.
The closest other public school is Tualatin High School, roughly 0.3 miles away. Within five miles, there are 8 other public schools. Among the 8 schools in that immediate cluster with test data (this one included), Edward Byrom Elementary School ranks 2nd on composite proficiency, higher than the local average of 38.5%.
Geographically, the school is in a commuter-belt area.
Trend over the last 7 years. Looking back 7 years, enrollment at Edward Byrom Elementary School has ticked down 35%, going from 562 students in 2018 to 367 in 2025. Over the same period, the White share declined from 70% to 60%. The student-to-teacher ratio narrowed from 19.4:1 in 2018 to 16.9:1 today.
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Washington County at a glance
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