Total enrollment
18,465
-609 (-3%) vs SY 2020-21
37 schools in Hillsboro SD 1J
Oregon · 18,465 students · 6 cities
Hillsboro SD 1J runs 37 public K-12 schools inside Oregon, with combined enrollment around 18,465 (28 elementary, 4 middle, and 4 high).
4-year change in Hillsboro SD 1J
SY 2020-21 vs SY 2024-25School count
37
+2 (+6%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Hillsboro SD 1J ranks
Among districts| Measure | This district | In Oregon | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 31.3% | #46 of 89 | N/A |
| Enrollment ranked largest first | 18,465 | #4 of 119 | #446 of 9,234 |
| Number of schools ranked most first | 37 | #4 of 119 | N/A |
| Students per teacher ranked fewest first | 19.2:1 | #93 of 119 | #8,173 of 9,044 |
| Free or reduced-price lunch share ranked highest first | 68.2% | #65 of 104 | #2,079 of 8,164 |
| Diversity index ranked most diverse first | 66.6% | #7 of 93 | #794 of 6,853 |
Districts need at least 2 schools and 500 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Inside Hillsboro SD 1J
State test results across the district's 36 scored schools run from Atfalati Ridge at 59.2% proficient to Mooberry Elementary School at 13.2%, a gap of 46.0 points. That is the 13th widest gap among 70 Oregon districts with four or more scored schools.
Since 2017-18, the 35 district schools that reported both years went from 20,260 to 17,919 students (down 12%) and from 951 to 928 full-time teachers (down 2%), as of 2024-25.
Proficient is the average share of students meeting the state standard across each school's state tests in 2023-24 and 2024-25; schools with fewer than 100 students and schools serving specialized populations are left out. Staffing figures come from the NCES Common Core of Data and count only schools that reported students and teachers in both years.
About Hillsboro SD 1J
Hillsboro SD 1J administers 37 public schools across Oregon, collectively instructing roughly 18,465 students.
In terms of grade levels, Hillsboro SD 1J consists of 28 elementary, 4 middle, 4 high schools, and 1 combined or other.
Per-school enrollment averages around 499 in this district, meaningfully above the Oregon typical of 418.
Trend over the past 4 years. Across the same 4-year window, public-school enrollment shrank 3%: 19,074 students in SY 2020-21 versus 18,465 in SY 2024-25. Over that span, Hillsboro SD 1J added 2 schools, going from 35 to 37.
On this page, the community for Hillsboro SD 1J discusses enrollment trends, district policy changes, and bus-route updates. Anyone with firsthand knowledge of these schools is welcome to weigh in.