Total enrollment
79,469
-2,874 (-3%) vs SY 2020-21
Washington County
Oregon · Public K-12
Washington County is one of Oregon's public-school counties, with 136 schools serving about 79,469 students (89 elementary, 21 middle, and 22 high). Median household income in the county is roughly $107,772.
4-year change in Washington County
SY 2020-21 vs SY 2024-25School count
135
+6 (+5%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Washington County ranks
Among counties| Measure | This county | In Oregon | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 38.7% | #3 of 26 | N/A |
| Enrollment ranked largest first | 79,469 | #2 of 33 | #130 of 2,745 |
| Number of schools ranked most first | 135 | #2 of 33 | N/A |
| Students per teacher ranked fewest first | 18.2:1 | #23 of 33 | #2,479 of 2,655 |
| Free or reduced-price lunch share ranked highest first | 57.5% | #31 of 32 | #1,223 of 2,526 |
| Diversity index ranked most diverse first | 68.6% | #2 of 33 | #167 of 2,707 |
Counties need at least 3 schools and 1,000 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.
Washington County school rankings
Residents
603,947
all ages · ACS 5-yr
Schools
136
9 districts
Enrollment
79,469
students · NCES CCD
Median income
$107,772
Above Oregon avg
Free/reduced lunch
57.5%
Below Oregon avg
Elementary
89
35,742 students
Middle
21
16,036 students
High
22
26,847 students
Combined / other
4
844 students
LARGEST DISTRICT
Beaverton SD 48J
37,479 students · 9 districts in Washington County
County vs. school enrollment demographics
Left bar is the racial makeup of Washington County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".
County residents
School enrollment
Bachelor's+
47.5%
adults 25+
Poverty rate
5.0%
ACS 5-year
Unemployment
4.5%
civilian labor
Median age
38
21.6% under 18
Test scores in Washington County
Latest 2024-25 ELA proficiency, 132 schools ranked. Oregon state average: 43.0%.
Top 5 schools (ELA)
- Hope Chinese Charter School· 83.7%
- Bethany Elementary School· 79.0%
- Findley Elementary· 78.6%
- International School of Beaverton· 77.1%
- Cedar Mill Elementary School· 76.4%
Lowest 5 schools (ELA)
- Eastwood Elementary School· 14.4%
- Barnes Elementary School· 17.6%
- Reedville Elementary School· 17.9%
- Cornelius Elementary School· 18.7%
- Mooberry Elementary School· 18.7%
Cities in Washington County
About Washington County
Across the expansive Oregon county of Washington County of about 603,947 residents, the public-school footprint covers 136 schools and about 79,469 students.
Looking at the wider area, census numbers show typical household earnings sit around $107,772, about 48% of adults have a bachelor's degree or above, and roughly 5% of residents live below the federal poverty line. That income level is 49% noticeably above the Oregon median.
For a sense of the school types, Washington County is built around 89 elementary schools (35,742 students), 21 middle schools (16,036), 22 high schools (26,847), and 4 combined or other schools.
Beaverton SD 48J dominates the local landscape, accounting for roughly 37,479 students on its own.
Trend over the past 4 years. Combined enrollment now sits at 79,469 students, contracted 3% from the 82,343 reported in SY 2020-21. The school count climbed from 129 to 135 across the same 4-year window.
On allk12, the community for Washington County discusses sports rivalries, cross-district programs, and shared facilities. Members of the local community share what they see day-to-day.
Frequently asked questions
DATA · Census ACS 5-year · NCES Common Core of Data