Timber Lake School District 20-3
SDTimber Lake, South Dakota•Dewey County
Contact & Location
Enrollment & Schools
3
Total Schools
362
Total Enrollment
PK-12
Grade Range
School Breakdown
1
Elementary
Schools
1
Middle
Schools
1
High
Schools
Rating Distribution
00%
00%
3100%
School Types
By Type
Public
3Charter
0Private
0By Level
Elementary
1Middle
1High
1Demographics (Aggregated)
Ethnicity Breakdown
Native American
53%
White
46%
Hispanic / Latino
1%
Gender Distribution
55%Male
45%Female
Free / Reduced Lunch
33%Students Eligible
vs. State Average
37%
Academic Performance (Aggregated)
Average Academic Performance
8.5
out of 10Average ACT Score
—
(out of 36)
Average SAT Score
—
(out of 1600)
Average Graduation Rate
91%
Students
AP / IB / Dual Enrollment
—
Students
School Performance Summary
Below Average
0% (0)
Average
0% (0)
Above Average
100% (3)
Timber Lake School District 20-3 is committed to excellence, equity, and preparing every student for a successful future.
Schools in Timber Lake School District 20-3
3 schoolsElementary Schools
(1)Middle Schools
(1)High Schools
(1)Reported Incidents
Report an IncidentCommunity-reported and third-party-sourced concerns. All incidents are allegations, not established facts.
No incidents have been reported for Timber Lake School District 20-3.
Data aggregated from 3 schools in Timber Lake School District 20-3.
Source: GreatSchools, U.S. Department of Education, and school surveys.
Last updated: May 1, 2026Source: GreatSchools, U.S. Department of Education, and school surveys.