Timber Lake Elementary - 02
School pathway
Test scores
SD Smarter Balanced 2024-25 . % ProficientWhat this means: On the SD Smarter Balanced, South Dakota's statewide test, about 61 of every 100 students at this school read and write at grade level and about 78 of 100 do math at grade level. Across all South Dakota schools, those numbers are about 50 and 47. Reading and writing scores are down about 3 points since 2022, while math scores are up about 3 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 68% of students here test proficient in math and reading, well above the roughly 47% typical for South Dakota schools with a similar share of low-income students. BeatsExpectations ranks schools against others at the same poverty level, not by raw scores, so a school can post high scores and still fall short of its prediction, or post lower scores and still beat it. This school clears its prediction by about 21 points, placing it in South Dakota's top 10%.
7-year change
SY 2017-18 vs SY 2024-25About Timber Lake Elementary - 02
Timber Lake Elementary - 02, a mid-sized elementary school in Timber Lake, South Dakota, operated by Timber Lake School District 20-3, hosts 185 students, covering grades pre-K through 5.
Within Timber Lake School District 20-3, which oversees 3 schools and 372 students, Timber Lake Elementary - 02 is one campus in the system.
On demographics, Timber Lake Elementary - 02 shows that the largest single group is Native American, at 58% of enrollment; the rest comes out to 37% White, 2% Hispanic, 2% multiracial.
Looking at the economic backdrop, The school lists 19 full-time-equivalent teachers, for a student-teacher ratio near 9.9:1. The state averages around 15.4:1, so this campus is tighter than the state norm typical. Roughly 39% of students at Timber Lake Elementary - 02 qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is below Dewey County's rate of about 84%.
After controlling for student poverty, Timber Lake Elementary - 02 ranks in the top 10% of South Dakota public schools. The BeatsExpectations model, a per-state regression of composite proficiency on FRL share, predicts schools with this student profile to land around 47.1%; Timber Lake Elementary - 02 posts 67.7%, +20.6 points above that line.
In the broader community, ACS estimates for Dewey County put the typical household earns roughly $54,104 per year, about 19% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 29%. In all, Dewey County runs 10 public schools (combined enrollment of about 1,466 students), of which Timber Lake Elementary - 02 is one.
The closest other public school is Timber Lake High School - 01, roughly 0.0 miles away. Within five miles, there are 2 other public schools. On composite proficiency, Timber Lake Elementary - 02 comes 1st of 4 in the immediate cluster, above the nearby-schools average of 26.5%.
The school occupies a rural site.
Trend over the last 7 years. Over the past 7-year window, the student count stayed largely flat: 187 students in 2018 compared to 185 in 2025. The White share of enrollment decreased from 43% to 37% over that span. Class-load math has pulled in: from 11.2:1 in 2018 to 9.9:1 in 2025.
In the discussion threads here, the feed for Timber Lake Elementary - 02 typically covers open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.
Dewey County at a glance
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Related schools
- Timber Lake High School - 01High · 117 students
- Timber Lake Middle School - 03Middle · 70 students
- Timber Lake High School - 01High · 117 students
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