District Directory Information (2025-2026 School Year)
District Name: Timber Lake School District 20-3 (Schools in this District)
NCES District ID: 4671880
State District ID: SD-20003
Mailing Address:Po Box 1000Timber Lake SD, 57656 –1000
Phone: (605)865-3654
Type: Regular local school district
Status: Open
Total Schools: 3
Supervisory Union #: N/A
Grade Span: PK - 12
PKKG123456789101112
District Details (2024-2025 school year; Fiscal data from 2022-2023)
County: Dewey County
County ID: 46041
Locale: Rural, Remote (43)
CSA/CBSA:
Total Students: 372
Classroom Teachers (FTE): 36.15
Student/Teacher Ratio: 10.29
District Details (2024-2025 school year; Fiscal data from 2022-2023)
Timber Lake School District 20-3 district has a staff count of 78.93.
Average Staff Comparison Average Total Teacher(FTE): 
  District: 36.15
  State: 62.74
  National: 174.18
Teacher (FTE) Distribution
Total: 36.15
Prekindergarten: 2.00
Kindergarten: 3.00
Elementary: 20.14
Secondary: 8.08
Ungraded: 2.93
Other Staff (FTE) Distribution
Total: 42.78
Instructional Aides: 16.09
Instruc. Coordinators & Supervisors: 0.00
Total Guidance Counselors: 2.00
Elementary Guidance Counselors: 0.00
Secondary Guidance Counselors: 0.00
School Psychologists: 0.12
Librarians/Media Specialists: 0.00
Library/Media Support: 1.00
District Administrators: 3.21
District Administrative Support: 3.00
School Administrators: 1.86
School Administrative Support: 0.00
Student Support Services (w/o Psychology): 2.40
Other Support Services: 13.10
District Details (2024-2025 school year; Fiscal data from 2022-2023)
  Amount Amount
per Student
Percent
Total Revenue: $8,175,000 $22,583
   Revenue by Source
      Federal: $4,638,000 $12,812 57%
      Local: $1,256,000 $3,470 15%
      State: $2,281,000 $6,301 28%
Total Expenditures: $8,426,000 $23,276
   Total Current Expenditures: $7,140,000 $19,724
      Instructional Expenditures: $3,819,000 $10,550 53%
      Student and Staff Support: $445,000 $1,229 6%
      Administration: $899,000 $2,483 13%
      Operations, Food Service, other: $1,977,000 $5,461 28%
   Total Capital Outlay: $1,286,000 $3,552
      Construction: $1,192,000 $3,293
   Total Non El-Sec Education & Other: $0 $0
   Interest on Debt: $0 $0
Note: Details do not add to totals due to rounding. Note: Fiscal data (including per pupil count used in this table) from 2022-2023.
Source: CCD public school district data for the 2024-2025, 2025-2026 school years
Notes:
  • * denotes a column with data from 2025-2026
  • [ † ] indicates that the data are not applicable. For example, the enrollment and staff characteristics for districts that opened in the 2025-2026 school year will not be available until the full 2025-2026 file is released.
  • [ – ] indicates that the data are missing.
  • [ ‡ ] indicates that the data do not meet NCES data quality standards.
  • The directory information on district name, address, and phone number are preliminary data from initial submissions of district level data for 2025-2026.
  • Data provided on student membership and staffing are from the official district level data for 2024-2025.