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Timber Lake School District 20-3 Schools
Timber Lake School District 20-3 is a public school district in South Dakota, based in Dewey County (Timber Lake). SchoolGrade grades 3 of its schools on actual versus projected test scores; every school below has its own page.
Timber Lake School District 20-3 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 Timber Lake School District 20-3
3 of 3 schools in Timber Lake School District 20-3 carry a SchoolGrade. Grade distribution:
A: 1B: 2
Best schools in Timber Lake School District 20-3
Statewide rankings: all 142 high schools in South Dakota · all 138 middle schools in South Dakota · all 206 elementary schools in South Dakota
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.
- A- Timber Lake High School 01 (High school, exceeds expectations)
- B- Timber Lake Elementary 02 (Elementary school, exceeds expectations)
- B- Timber Lake Middle School 03 (Middle school, greatly exceeds expectations)
Every school in Timber Lake School District 20-3
High schools (1)
- A- Timber Lake High School 01, Timber Lake
Middle and junior high schools (1)
- B- Timber Lake Middle School 03, Timber Lake
Elementary and primary schools (1)
- B- Timber Lake Elementary 02, Timber Lake
Where Timber Lake School District 20-3 schools are
Cities and towns served (1)
- Timber Lake (3)
About this district
- State: Best schools in South Dakota
- County: Dewey County
- Type: regular local school district
- Setting: remote rural (NCES locale of the district office)
- Enrollment: 389 students with 38 full-time-equivalent teachers and 77 total staff FTE (NCES CCD, 2023-24)
- NCES district ID: 4671880
- 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
- Smee School District 15-3 (3 schools, 26 mi)
- McLaughlin School District 15-2 (3 schools, 27 mi)
- Eagle Butte School District 20-1 (4 schools, 27 mi)
- McIntosh School District 15-1 (3 schools, 36 mi)
- Mobridge-Pollock 62-6 (4 schools, 40 mi)
- Selby Area School District 62-5 (3 schools, 42 mi)
- Hoven School District 53-2 (3 schools, 50 mi)
- Dupree School District 64-2 (3 schools, 50 mi)
Questions about Timber Lake School District 20-3
How many schools are in Timber Lake School District 20-3?
SchoolGrade grades 3 public schools in Timber Lake School District 20-3, across 1 city or town. Every one of them is listed on this page with a link to its own report.
Which cities does Timber Lake School District 20-3 serve?
The largest by graded schools: Timber Lake.
How good are the schools in Timber Lake School District 20-3?
Across the 3 graded schools, the average SchoolGrade is B, with 46.7% of tested students meeting the state bar against a projected 41%. 100% of schools meet or exceed the expectation for their student context.
How many students attend Timber Lake School District 20-3?
389 students were enrolled in Timber Lake School District 20-3 in the 2023-24 school year, about 10.2 students per full-time teacher (NCES Common Core of Data).
Where is Timber Lake School District 20-3?
Timber Lake School District 20-3 is in South Dakota, based in Dewey County, with its district office in Timber Lake. Its boundary covers about 1,208 sq mi.