Longvalley Elementary - 10
School pathway
Test scores
SD Smarter Balanced 2024-25 . % ProficientWhat this means: On the SD Smarter Balanced, South Dakota's statewide test, about 43 of every 100 students at this school read and write at grade level and about 29 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 22 points since 2022, while math scores are down about 16 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 37% of students here test proficient in math and reading, below the roughly 57% typical for South Dakota schools with a similar share of low-income students. BeatsExpectations compares each school with others at the same poverty level, not by raw scores, so a school lands here when its results trail those comparable schools, which is not the same as having low scores. A higher-scoring school can still fall in this tier if similar schools score higher still.
7-year change
SY 2017-18 vs SY 2024-25About Longvalley Elementary - 10
As a very small elementary campus in Long Valley, South Dakota, Longvalley Elementary - 10 educates 22 students from grades K through 8, run under Kadoka Area School District 35-2. Compared to the state average of about 204 students per school, that is 89% below typical.
Across the 6 schools in Kadoka Area School District 35-2 (283 students total), Longvalley Elementary - 10 accounts for its share of the district's footprint.
On the student-mix side, Longvalley Elementary - 10 records that 55% of students identify as White, with the remaining enrollment distributed across several groups. Other groups include 45% Native American. By comparison, Jackson County as a whole is about 37% White, so the school skews noticeably more White than its surroundings.
On the income-and-resources front, The school employs 4 full-time-equivalent teachers, for a student-teacher ratio near 5.1:1. That figure is tighter than the state norm's 15.4:1 average. An estimated 14% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against Jackson County (around 72%), the school's rate is noticeably below typical.
With demographic context factored in, Longvalley Elementary - 10 falls in the UNDERPERFORMING tier of the BeatsExpectations residual. Given its student profile, a typical campus would land near 57.4%; this one comes in at 36.6%, -20.8 points off the demographic line.
In the surrounding community, the surrounding county (Jackson County) reports that the typical household earns roughly $35,417 per year, 12% of adults hold a bachelor's degree or higher, and the poverty rate sits near 40%. In all, Jackson County runs 6 public schools (combined enrollment of about 547 students), of which Longvalley Elementary - 10 is one.
Crazy Horse School is the nearest neighboring public school, about 9.4 miles from this campus. Ranking that nearby cluster on reported proficiency puts Longvalley Elementary - 10 at 3rd of 5; the average score across the group is 44.1%.
Longvalley Elementary - 10 operates from a countryside location.
Looking at the recent track record. Looking back 7 years, enrollment at Longvalley Elementary - 10 has contracted 46%, going from 41 students in 2018 to 22 in 2025. The student-to-teacher ratio fell from 8.7:1 in 2018 to 5.1:1 today.
In the discussion threads here, the page collects discussion, questions, and updates around fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.
Jackson County at a glance
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