Top Rankings
Timber Lake School District 20-3 ranks among the top 20% of public school district in South Dakota for:
Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 10%)
Diversity
Most diverse schools (Top 1%)
For the 2026-27 school year, there are 3 public schools serving 372 students in Timber Lake School District 20-3. This district's average testing ranking is 10/10, which is in the top 5% of public schools in South Dakota.
Public Schools in Timber Lake School District 20-3 have an average math proficiency score of 67% (versus the South Dakota public school average of 43%), and reading proficiency score of 67% (versus the 51% statewide average).
Minority enrollment is 57% of the student body (majority American Indian), which is more than the South Dakota public school average of 34% (majority American Indian).
Overview
This School District
This State (SD)
# Schools
3 Schools
724 Schools
# Students
372 Students
146,776 Students
# Teachers
36 Teachers
10,614 Teachers
Student-Teacher Ratio
10:1
10:1
Student By Grade
District Rank
Timber Lake School District 20-3, which is ranked within the top 5% of all 146 school districts in South Dakota (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 80% has increased from 50% over five school years.
Overall District Rank
#8 out of 148 school districts
(Top 10%)
(Top 10%)
Showing 2012–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
67%
42%
Showing 2012–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
65-69%
51%
Showing 2011–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
45-49%
42%
Graduation Rate
(21-22)≥80%
82%
Showing 2013–2022. Full 12-year historical data available below ↓
Chronically Absent Students
(2022-23)8.5%
22.5%
Students by Ethnicity:
Diversity Score
0.53
0.53
Showing 2014–2023. Full 31-year historical data available below ↓
% American Indian
54%
14%
Showing 2014–2023. Full 31-year historical data available below ↓
% Asian
n/a
2%
% Hispanic
2%
9%
Showing 2014–2023. Full 25-year historical data available below ↓
% Black
n/a
3%
% White
43%
66%
Showing 2014–2023. Full 31-year historical data available below ↓
% Hawaiian
n/a
n/a
% Two or more races
1%
6%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $21,976 is higher than the state median of $14,736. The school district revenue/student has declined by 21% over four school years.
The school district's spending/student of $22,651 is higher than the state median of $15,173. The school district spending/student has grown by 5% over four school years.
Total Revenue
$8 MM
$2,163 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Spending
$8 MM
$2,227 MM
Showing 2014–2023. Full 34-year historical data available below ↓
Revenue / Student
$21,976
$14,736
Showing 2014–2023. Full 34-year historical data available below ↓
Spending / Student
$22,651
$15,173
Showing 2014–2023. Full 34-year historical data available below ↓
Best Timber Lake School District 20-3 Public Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Timber Lake High School - 01
(Math: 60-79% | Reading: ≥80%)
Rank:
Rank:
10/
Top 5%10
500 Main St
Timber Lake, SD 57656
(605) 865-3654
Timber Lake, SD 57656
(605) 865-3654
Gr: 9-12 | 117 students Student-teacher ratio: 13:1 Minority enrollment: 50%
Rank: #22.
Timber Lake Elementary - 02
(Math: 70-74% | Reading: 60-64%)
Rank:
Rank:
10/
Top 10%10
500 Main St
Timber Lake, SD 57656
(605) 865-3654
Timber Lake, SD 57656
(605) 865-3654
Gr: PK-5 | 185 students Student-teacher ratio: 10:1 Minority enrollment: 63%
Rank: #33.
Timber Lake Middle School - 03
(Math: 60-64% | Reading: 65-69%)
Rank:
Rank:
9/
Top 20%10
500 Main St
Timber Lake, SD 57656
(605) 865-3654
Timber Lake, SD 57656
(605) 865-3654
Gr: 6-8 | 70 students Student-teacher ratio: 9:1 Minority enrollment: 53%
Frequently Asked Questions
How many schools belong to Timber Lake School District 20-3?
Timber Lake School District 20-3 manages 3 public schools serving 372 students.
What is the rank of Timber Lake School District 20-3?
Timber Lake School District 20-3 is ranked #7 out of 146 school districts in South Dakota (top 5%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of South Dakota school districts for: Highest overall rank (Top 10%), Highest math proficiency (Top 10%), Highest reading/language arts proficiency (Top 10%) and Most diverse schools (Top 1%)
What is the racial composition of students in Timber Lake School District 20-3?
54% of Timber Lake School District 20-3 students are American Indian, 43% of students are White, 2% of students are Hispanic, and 1% of students are Two or more races.
What is the student/teacher ratio of Timber Lake School District 20-3?
Timber Lake School District 20-3 has a student/teacher ratio of 10:1, which is lower than the South Dakota state average of 14:1.
What is Timber Lake School District 20-3's spending/student ratio?
The school district's spending/student of $22,651 is higher than the state median of $15,173. The school district spending/student has grown by 5% over four school years.
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