Groner K-8
Test scores
OSAS 2024-25 . % ProficientWhat this means: On the OSAS, Oregon's statewide test, about 52 of every 100 students at this school read and write at grade level and about 48 of 100 do math at grade level. Across all Oregon schools, those numbers are about 43 and 32. Reading and writing scores are up about 6 points since 2023, while math scores are up about 14 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 43% of students here test proficient in math and reading, compared with the roughly 34% 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 Groner K-8
Groner K-8 operates as a rural-scale elementary school in Hillsboro, Oregon, run under Hillsboro SD 1J. Current enrollment sits at 105 students spanning grades K through 8. Compared to the state average of about 321 students per school, that is 67% leaner than typical.
Hillsboro SD 1J comprises 37 schools with combined enrollment of 18,465 students; Groner K-8 is among them.
On demographics, Groner K-8 shows that 50% of students identify as White, with the remaining enrollment distributed across several groups. Beyond that, the school reports 43% Hispanic, 5% multiracial. That is visibly less White than the county at large, where the share is closer to 64%.
On the resource side, Groner K-8 records 10 full-time-equivalent teachers, putting the student-to-teacher ratio at about 10.2:1. Statewide, the average ratio sits near 16.5:1, putting Groner K-8 tighter than the state norm the norm. An estimated 72% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, Washington County runs at roughly 57%, so the school's eligibility rate is somewhat above the surrounding baseline.
On a residual basis (actual vs predicted given the student mix), Groner K-8 performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 34.5%, the actual is 42.8%, a residual of +8.3 points.
Around the school, ACS estimates for Washington County put median household earnings sit near $107,772, 48% of adults hold a bachelor's degree or higher, and roughly 5% of residents live below the federal poverty line. Groner K-8 is one of 136 public schools in Washington County (combined enrollment of about 79,469 students).
Nearest neighbor: Mountainside High School, around 3.2 miles off. Within five miles, there are 8 other public schools. On composite proficiency, Groner K-8 comes 6th of 9 in the immediate cluster, beneath the nearby-schools average of 52.1%.
The school occupies a rural site.
Looking at the recent track record. Looking back 7 years, enrollment at Groner K-8 has fell 57%, going from 245 students in 2018 to 105 in 2025. Over the same period, the Hispanic share ticked up from 26% to 43%. Class-load math has narrowed: from 15.7:1 in 2018 to 10.2:1 in 2025.
On this page, recent activity here tends to focus on sports schedules, lunch menu changes, and school spirit week. Posting is open to anyone connected to the school.
Washington County at a glance
View full county profileQuick facts
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