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North Wasco County SD 21 Schools
North Wasco County SD 21 is a public school district in Oregon, based in Wasco County (The Dalles). SchoolGrade grades 7 of its schools on actual versus projected test scores; every school below has its own page.
North Wasco County SD 21 on the map
District boundary from the NCES EDGE composite school district file. Each marker is a graded school; click it for its grade and scores.
SchoolGrade summary for North Wasco County SD 21
6 of 7 schools in North Wasco County SD 21 carry a SchoolGrade (1 have no school-level proficiency results in our source data). Grade distribution:
B: 1C: 2D: 2F: 1
Best schools in North Wasco County SD 21
Statewide rankings: all 193 high schools in Oregon · all 120 middle schools in Oregon · all 430 elementary schools in Oregon
The ten highest SchoolGrades in the district. Grades reward actual test performance against the projection for each school's student context, so a B in a high-poverty school can outrank an A- elsewhere on impact.
- B+ The Dalles High School (High school, greatly exceeds expectations)
- C+ Mosier Community School (Elementary school, exceeds expectations)
- C- Dry Hollow Elementary School (Elementary school, meets expectations)
- D The Dalles Middle School (Middle school, meets expectations)
- D Colonel Wright Elementary School (Elementary school, doesn't meet expectations)
- F Chenowith Elementary School (Elementary school, doesn't meet expectations)
Every school in North Wasco County SD 21
High schools (1)
- B+ The Dalles High School, The Dalles
Middle and junior high schools (1)
- D The Dalles Middle School, The Dalles
Elementary and primary schools (3)
- F Chenowith Elementary School, The Dalles
- D Colonel Wright Elementary School, The Dalles
- C- Dry Hollow Elementary School, The Dalles
Other schools and academies (2)
- Innovations Academy, The Dalles
- C+ Mosier Community School, Mosier
Where North Wasco County SD 21 schools are
Cities and towns served (2)
- The Dalles (6)
- Mosier (1)
About this district
- State: Best schools in Oregon
- County: Wasco County
- Type: regular local school district
- Setting: remote town (NCES locale of the district office)
- Enrollment: 2,847 students with 177 full-time-equivalent teachers and 427 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 4100048
- Grades are the 2025-26 SchoolGrade model: each school's actual proficiency against the level projected for its student context. How SchoolGrade works
Nearby school districts
- Hood River County SD (8 schools, 17 mi)
- Oregon Trail SD 46 (10 schools, 37 mi)
- Estacada SD 108 (5 schools, 49 mi)
- Gresham-Barlow SD 10J (20 schools, 53 mi)
- Jefferson County SD 509J (9 schools, 54 mi)
- Reynolds SD 7 (19 schools, 54 mi)
- Centennial SD 28J (8 schools, 57 mi)
- David Douglas SD 40 (14 schools, 59 mi)
Questions about North Wasco County SD 21
How many schools are in North Wasco County SD 21?
SchoolGrade grades 7 public schools in North Wasco County SD 21, across 2 cities and towns. Every one of them is listed on this page with a link to its own report.
Which cities does North Wasco County SD 21 serve?
The largest by graded schools: The Dalles, Mosier.
How good are the schools in North Wasco County SD 21?
Across the 6 graded schools, the average SchoolGrade is C-, with 28% of tested students meeting the state bar against a projected 27.3%. 67% of schools meet or exceed the expectation for their student context.
How many students attend North Wasco County SD 21?
2,847 students were enrolled in North Wasco County SD 21 in the 2023-24 school year, about 16.1 students per full-time teacher (NCES Common Core of Data).
Where is North Wasco County SD 21?
North Wasco County SD 21 is in Oregon, based in Wasco County, with its district office in The Dalles. Its boundary covers about 175 sq mi.