Enrollment
66
Middle
DISTRICT 58 · STATE 187
SCHOOL COMMUNITY·AGAR-BLUNT-ONIDA SCHOOL DISTRICT 58-3·NCES 460004200939
Sully Buttes Middle School - 06
500 8th St, Onida, SD 57564 · (605) 258-2618 · Sully County
GRADES 06–08MIDDLE43-RURALREGULAR SCHOOL66 STUDENTS
A-
allk12 Grade
Scored higher than 83% of South Dakota public middle schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- A-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded South Dakota public middle schools
Student : Teacher
9.1:1
7 FTE teachers
DISTRICT 8.2:1 · STATE 13.4:1
Free / Reduced Lunch
29%
19 students
DISTRICT 31% · STATE 42%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 6 | 24 | 36% |
| Grade 7 | 18 | 27% |
| Grade 8 | 24 | 36% |
Student demographics
32%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 31% · STATE 53% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Students here typically continue to
Sully Buttes Middle School - 06→Sully Buttes High School - 07
Feeds from
Based on grade levels within Agar-Blunt-Onida School District 58-3. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Sully Buttes Middle School - 06.
START A DISCUSSIONTest scores
SD Smarter Balanced 2024-25 . % ProficientEnglish Language Arts
67.7%
SD avg 50.3% . +9.2pp since 2022
Math
66.2%
SD avg 47.5% . +15.3pp since 2022
What this means: On the SD Smarter Balanced, South Dakota's statewide test, about 68 of every 100 students at this school read and write at grade level and about 66 of 100 do math at grade level. Across all South Dakota schools, those numbers are about 50 and 47. Reading and writing scores are up about 9 points since 2022, while math scores are up about 15 points.
SD Smarter Balanced results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 67.7% | 66.2% |
| 2023-24 | 63.6% | 52.7% |
| 2022-23 | 58.5% | 50.9% |
% Proficient, all students and all tested grades.
Source: SD Smarter Balanced. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
57.7%
composite math + reading, all grades
Predicted
51.2%
based on SD schools with similar FRL share
Beats by
+6.5pp
above demographic expectation
What this means: About 58% of students here test proficient in math and reading, compared with the roughly 51% typical for South Dakota schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among South Dakota's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Sully Buttes Middle School - 06
Sully Buttes Middle School - 06's state test result (57.7% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Sully Buttes Middle School - 06 this school | 66 | 28.8% | 57.7% |
| Bridgewater-Emery Middle School - 04 Emery | 85 | 25.9% | 50.9% |
| Avon Middle School - 05 Avon | 63 | 25.4% | 48.0% |
| Miller Jr. High - 04 Miller | 74 | 28.4% | 52.8% |
| Kimball Middle School - 04 Kimball | 92 | 28.3% | 49.4% |
| Redfield Middle School - 02 Redfield | 91 | 28.6% | 33.6% |
Matched among South Dakota middle schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Sully Buttes Middle School - 06 ranks
Among middle schools| Measure | This school | In South Dakota |
|---|---|---|
| Enrollment ranked largest first | 66 | #95 of 165 |
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
66
-3 (-4%) vs 2020
+50% since 2010-11, when it was 44
Student : Teacher
9.1:1
was 11.5:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 66 | 7.3 | 9.1:1 | 29% (19) |
| 2023-24 | 58 | 6.2 | 9.4:1 | 22% (13) |
| 2022-23 | 54 | 6.2 | 8.8:1 | 24% (13) |
| 2020-21 | 69 | 6 | 11.5:1 | 26% (18) |
| 2017-18 | 39 | 3.2 | 12.4:1 | 33% (13) |
| 2015-16 | 44 | 3 | 14.7:1 | 23% (10) |
| 2010-11 | 44 | 4 | 11.0:1 | 27% (12) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Sully Buttes Middle School - 06.
Since 2017-18: students up 69% (39 to 66); teachers up 131% (3.2 to 7.3).
About Sully Buttes Middle School - 06
Sully Buttes Middle School - 06 sits in Onida, South Dakota, and is classified as a middle-grades school. The school serves 66 students in grades 6 through 8 in 2024-25. The average among middle schools in South Dakota is roughly 187 students; this school is 65% smaller than that.
Sully Buttes Middle School - 06 belongs to Agar-Blunt-Onida School District 58-3, a district of 4 schools and 230 students.
About 82% of the student body at Sully Buttes Middle School - 06 is White. Smaller groups are 8% multiracial, 6% Native American, and 3% Hispanic. The school's diversity index is 32%, meaning two students picked at random have a 32% chance of belonging to different racial or ethnic groups.
The school employs the equivalent of 7.3 full-time teachers, for a ratio of 9.1:1. That is lower than the 13.4:1 average for middle schools in South Dakota. The free or reduced-price lunch share, often used to gauge student poverty, is 29%.
The allk12 Grade for Sully Buttes Middle School - 06 is A-. Compared with South Dakota public middle schools, the school scored higher than 83% on a mix of test scores, poverty-adjusted results, and recent trend.
The BeatsExpectations prediction for Sully Buttes Middle School - 06 is 51.2%, and its average proficiency rate on state tests is 57.7%.
Recent Census Bureau figures for Sully County show that the median household income is $72,578, 24% of adults hold a bachelor's degree or higher, and about 5% of residents live below the federal poverty line. Sully Buttes Middle School - 06 is one of 3 public schools in the county.
The closest other public school is Sully Buttes High School - 07, less than a tenth of a mile away. Sully Buttes Middle School - 06 has 2 other public schools within five miles. Sully Buttes Middle School - 06's average proficiency of 57.7% compares with 58.0% for its nearest scored neighbors.
Sully Buttes Middle School - 06 has an NCES locale of Rural: Remote.
Federal data show a 4% enrollment decrease, from 69 in 2020-21 to 66 in 2024-25. The student-to-teacher ratio fell from 11.5:1 in 2020-21 to 9.1:1 in 2024-25.
Discussions about Sully Buttes Middle School - 06 may include school events, clubs, and volunteer needs. Questions from prospective families are welcome too.
Sully County at a glance
View full county profilePopulation
1,526
Census ACS
Median income
$72,578
Household, ACS
Bachelor's+
24%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
3
216 students
Quick facts
Related schools
Other schools in Agar-Blunt-Onida School District 58-3
- Onida Elementary - 04Elementary · 79 students
- Sully Buttes High School - 07High · 71 students
- Blunt Elementary - 03Elementary · 14 students
Other schools in Onida
- Onida Elementary - 04Elementary · 79 students
- Sully Buttes High School - 07High · 71 students
Nearby schools
- Sully Buttes High School - 070.0 mi · 71
- Onida Elementary - 040.0 mi · 79
- Blunt Elementary - 0313.6 mi · 14
- Gettysburg Elementary - 0221.7 mi · 88
- Gettysburg High School - 0121.7 mi · 72
- Gettysburg Middle School - 0321.7 mi · 54
Frequently asked questions
About Sully Buttes Middle School - 06How large is Sully Buttes Middle School - 06?
Sully Buttes Middle School - 06 enrolls approximately 66 students in grades 06-08.
Is Sully Buttes Middle School - 06 an elementary, middle, or high school?
Sully Buttes Middle School - 06 is a middle school covering grades 06-08.
How many students per teacher at Sully Buttes Middle School - 06?
Approximately 9.1:1 students per teacher at Sully Buttes Middle School - 06.
How diverse is Sully Buttes Middle School - 06?
Sully Buttes Middle School - 06 reports a student body of 82% White, 3% Hispanic, 2% Black, 8% Two or more.
Is Sully Buttes Middle School - 06 public or private?
Sully Buttes Middle School - 06 is a public K-12 school, overseen by Agar-Blunt-Onida School District 58-3.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.