Average

#300 of 574 schools in SD

Sully Buttes Middle School - 06

Middle School · Agar-Blunt-Onida School District 58-3

PO Box 205, Onida, SD 57564

Last updated: July 2026

Enrollment

Student-Teacher

9.7:1

Score

6.1

Grades

6th – 8th

Enrollment

Student-Teacher

9.7:1

Score

6.1

Grades

6th – 8th

Data vintage
2022-23

Data vintage2022-23

How this school compares

South Dakota schools

#300 of 574

In Onida

#3 of 3

public schools

In district

#3 of 3

Agar-Blunt-Onida School District 58-3

School environment

9.9 / 10

Excellent

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Middle School in Onida · grades 6th – 8th. Start here, then compare fit against nearby and district options.

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About Sully Buttes Middle School - 06

Sully Buttes Middle School - 06 is a public middle school in Onida, SD, part of Agar-Blunt-Onida School District 58-3. Sully Buttes Middle School - 06 serves approximately 58 students, and covers grades 6th-8th, and has a 9.7:1 student-teacher ratio. Sully Buttes Middle School - 06 has a current MySchoolScout rating of 6.1 out of 10 and ranks #300 of 574 schools in SD.

Structured state assessment records for Sully Buttes Middle School - 06 show 56% math proficiency (multi-year average, 2009-2022) and 65% reading/ELA proficiency (multi-year average, 2009-2022).

How it comparesOn par with SD schools

6.1

This school 6.1 · Average
SD avg 6.0

What Parents Should Know

At 58 students, Sully Buttes Middle School - 06 is on the smaller side. That usually buys more individual attention and teachers who know every kid by name, with the trade-off of fewer electives and extracurriculars than a larger school can staff. Ask what activities it actually offers.

At 9.7:1 students to teachers, Sully Buttes Middle School - 06 sits well below the national average. Smaller classes like that usually mean more one-on-one time between students and teachers.

Sully Buttes Middle School - 06 sits in a rural area, which can mean longer drives for some families. Rural schools are often community anchors with smaller classes, but check transportation, after-school options, and access to specialized services before you commit.

Score Breakdown

Full Profile · 3/3 metrics

Student Progress2.3Needs Improvement40%

Year-over-year improvement in student test scores.

View breakdown

Years of Data13

Annual Change-4.31 pts/yr

Data Period2009–2022

TrendDeclining

Academics7.6Very Good35%

Student proficiency on state tests, adjusted for community poverty levels.

View breakdown

Math Proficiency54.5% (2022 EdFacts)

Reading/ELA Proficiency54.5% (2022 EdFacts)

Overall Proficiency55% (2022 EdFacts, Math+ELA)

Expected (poverty-adj.)50% (model expectation from 2022 EdFacts)

vs. Expected+4.9 pts

Adjusted Percentile64th

Resources & Environment9.9Excellent25%

Student-teacher ratio, per-pupil spending, and attendance.

View breakdown

Student-Teacher Ratio9.7:1

Per-Pupil Spending$20,411

Chronic Absenteeism8.6%

Sully Buttes Middle School - 06 — Students at Sully Buttes Middle School - 06 score 54% proficient, which is above what's typical for similar communities (expected: 50%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

22.4%

Students qualifying for federal meal assistance

Test Scores SD EDFACTS (2021-22)

Math Proficiency 55.7% (multi-year average, 2009-2022)

School

State

N/A

ELA Proficiency 65.0% (multi-year average, 2009-2022)

School

State

N/A

Based on 26 test records from SD state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2009

Math

84.5%

ELA

95%

2010

Math

84.5%

ELA

84.5%

2011

Math

84.5%

ELA

84.5%

2012

Math

95%

ELA

95%

2014

Math

54.5%

ELA

74.5%

2015

Math

54.5%

ELA

64.5%

2016

Math

44.5%

ELA

54.5%

2017

Math

24.5%

ELA

44.5%

2018

Math

34.5%

ELA

44.5%

2019

Math

34.5%

ELA

44.5%

2020*

Math

37%

ELA

52%

2021*

Math

37%

ELA

52%

2022

Math

54.5%

ELA

54.5%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 2.3/10.

How Sully Buttes Middle School - 06 Compares

See how Sully Buttes Middle School - 06 performs across key quality dimensions compared to state benchmarks.

Overall Score

6.1/10

48th percentile in SD

Academic

7.6/10

Very Good

Growth

2.3/10

Needs Improvement

Environment

9.9/10

Excellent

Funding & Resources

Free/Reduced Lunch

Students eligible for subsidized meals

22%

Teaching Staff

10:1 student-teacher ratio

6 teachers

Chronic Absenteeism

Students missing 15+ days per year (SY 2022-23)

8.6%

Location

PO Box 205, Onida, SD 57564

Nearby Alternatives

Families considering Sully Buttes Middle School - 06 may also want to explore other middle schools in the area. Gettysburg Middle School - 03 (rated 8.0/10, 21.7 miles away, in nearby Gettysburg), which scores notably higher. Another option is Stanley County Middle School - 02 (rated 5.5/10, 28.5 miles away, in nearby Fort Pierre), with a comparable rating. Additionally, Georgia Morse Middle School - 02 (rated 5.4/10, 27.2 miles away, in nearby Pierre), with a comparable rating. For more schools in Onida, see our Onida schools guide .

Nearby Schools

15 within 28.5 mi

School	Distance	Enrollment	Rating
Onida Elementary - 04 Onida	0.0 mi	85	7.3
Sully Buttes High School - 07 Onida	0.0 mi	72	8.0
Blunt Elementary - 03 Blunt	13.6 mi	14	—
Gettysburg Elementary - 02 Gettysburg	21.7 mi	97	8.5
Gettysburg High School - 01 Gettysburg	21.7 mi	73	7.7
Gettysburg Middle School - 03 Gettysburg	21.7 mi	50	8.0
Kennedy Elementary - 08 Pierre	25.1 mi	394	8.0
Buchanan Elementary - 03 Pierre	26.6 mi	422	6.9
Pierre Indian Learning Center Pierre	27.0 mi	127	8.2
T F Riggs High School - 01 Pierre	26.8 mi	808	6.1
Jefferson Elementary - 06 Pierre	26.6 mi	383	5.5
Georgia Morse Middle School - 02 Pierre	27.2 mi	681	5.4
Stanley County High School - 01 Fort Pierre	28.5 mi	134	5.6
Stanley County Middle School - 02 Fort Pierre	28.5 mi	97	5.5
Stanley County Elementary - 08 Fort Pierre	28.5 mi	177	8.5

Neighborhood Census ACS (2019-2023)

Census data for ZIP 57564 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$71,708

Median Home Value

$199,100

Median Rent

$958/mo

Population

893

College Educated

22.3%

Homeownership

83.6%

Poverty Rate

Median Age

52.1

Similar Schools

Schools in the same state with comparable level, size, and ratings

School	Enrollment	Rating
Deubrook Jr. High - 02 White, SD	42	6.2
Florence Middle School - 03 Florence, SD	65	5.9
Colman-Egan Jr. High - 02 Colman, SD	43	6.3
Bridgewater-Emery Middle School - 04 Emery, SD	75	5.8
Estelline Middle School - 03 Estelline, SD	53	5.8
Langford Area Middle School - 03 Langford, SD	41	5.8

Frequently Asked Questions

Common questions about Sully Buttes Middle School - 06

What grades does Sully Buttes Middle School - 06 serve?

Sully Buttes Middle School - 06 serves students in grades 6th through 8th.

How many students attend Sully Buttes Middle School - 06?

Sully Buttes Middle School - 06 has an enrollment of approximately 58 students.

What is the student-teacher ratio at Sully Buttes Middle School - 06?

The student-teacher ratio at Sully Buttes Middle School - 06 is 9.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Sully Buttes Middle School - 06 rank in SD?

Sully Buttes Middle School - 06 ranks #300 of 574 schools in SD.

What is Sully Buttes Middle School - 06's MySchoolScout rating?

Sully Buttes Middle School - 06 has a current MySchoolScout rating of 6.1 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Sully Buttes Middle School - 06?

Based on loaded state assessment records, Sully Buttes Middle School - 06 has 56% math proficiency (multi-year average, 2009-2022) and 65% reading/ELA proficiency (multi-year average, 2009-2022).

Is Sully Buttes Middle School - 06 a charter school?

No, Sully Buttes Middle School - 06 is not a charter school. It is a traditional public school operated by the local school district.

Is Sully Buttes Middle School - 06 a Title I school?

No, Sully Buttes Middle School - 06 is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Sully Buttes Middle School - 06?

22.4% of students at Sully Buttes Middle School - 06 qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.