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O.k. Thollehaug Middle School (Closed 2004)

516 8th Ave West
Sisseton, SD 57262

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O.k. Thollehaug Middle School serves 358 students in grades 5-8.

The student-teacher ratio of 13:1 was higher than the South Dakota state level of 12:1.

Minority enrollment was 64% of the student body (majority American Indian), which was higher than the South Dakota state average of 34% (majority American Indian).

School Overview

Grades Offered

Grades 5-8

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Distribution of Students By Grade Trends
Grade	O.k. Thollehaug Middle School
5	97
6	82
7	89
8	90

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Total Students

358 students

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Total Students Trends Over Years (1994-2025)
Year	O.k. Thollehaug Middle School
2025	358
2024	358
2023	358
2022	358
2021	358
2020	358
2019	358
2018	358
2017	358
2016	358
2015	358
2003	358
2002	335
2001	360
2000	364
1999	382
1998	370
1997	363
1996	367
1995	349
1994	369

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Total Classroom Teachers

28 teachers

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Total Classroom Teachers Trends Over Years (1994-2025)
Year	O.k. Thollehaug Middle School
2025	28
2024	28
2023	28
2022	28
2021	28
2020	28
2019	28
2018	28
2017	28
2016	28
2015	28
2003	28
2002	28
2001	27
2000	29
1999	26
1998	2
1997	26
1996	26
1995	26
1994	27

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School Rankings

This School

State Level (SD)

Student-Teacher Ratio

13:1

12:1

View Data

Student-Teacher Ratio Comparison Over Years (1993-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	13:1	12:1
2024	13:1	12:1
2023	13:1	14:1	13:1
2022	13:1	13:1	13:1
2021	13:1	13:1	13:1
2020	13:1	13:1	13:1
2019	13:1	13:1	13:1
2018	13:1	14:1	13:1
2017	13:1	14:1	13:1
2016	13:1	14:1	13:1
2015	13:1	14:1	13:1
2003	13:1	14:1	13:1
2002	12:1	14:1	13:1
2001	13:1	14:1	13:1
2000	13:1	14:1	14:1
1999	15:1	16:1	15:1
1997	14:1	15:1	15:1
1996	14:1	15:1	15:1
1995	13:1	15:1	14:1
1994	14:1	15:1	13:1
1993	19:1	15:1	14:1

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American Indian

62%

14%

View Data

American Indian Student Percentage Comparison Over Years (1994-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	62%	14%
2024	62%	14%
2023	62%	14%	62%
2022	62%	14%	62%
2021	62%	14%	62%
2020	62%	16%	62%
2019	62%	16%	62%
2018	63%	16%	63%
2017	63%	16%	63%
2016	63%	12%	63%
2015	63%	11%	63%
2003	62%	16%	53%
2002	61%	15%	52%
2001	57%	15%	51%
2000	59%	14%	50%
1999	55%	14%	49%
1998	49%	14%	47%
1997	48%	14%	45%
1996	42%	14%	42%
1995	40%	14%	39%
1994	39%	13%	39%

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Asian

View Data

Asian Student Percentage Comparison Over Years (1994-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	1%	2%
2024	1%	2%
2023	1%	2%	1%
2022	1%	2%	1%
2021	1%	2%	1%
2020	1%	2%	1%
2019	1%	2%	1%
2003	1%	1%	1%
2001	1%	1%	1%
1999	1%	1%	1%
1998	1%	1%	1%
1997	1%	1%	1%
1996	1%	1%	1%
1995	1%	1%	1%
1994	1%	1%	1%

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Hispanic

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Hispanic Student Percentage Comparison Over Years (2003-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	1%	9%
2024	1%	8%
2023	1%	8%	1%
2022	1%	7%	1%
2021	1%	7%	1%
2020	1%	6%	1%
2019	1%	6%	1%
2003	1%	1%	1%

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Black

n/a

White

36%

66%

View Data

White Student Percentage Comparison Over Years (1994-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	36%	66%
2024	36%	67%
2023	36%	68%	36%
2022	36%	69%	36%
2021	36%	69%	36%
2020	36%	69%	36%
2019	36%	69%	36%
2018	37%	71%	37%
2017	37%	71%	37%
2016	37%	75%	37%
2015	37%	76%	37%
2003	36%	81%	44%
2002	39%	82%	48%
2001	42%	82%	48%
2000	40%	86%	49%
1999	44%	83%	50%
1998	50%	83%	52%
1997	51%	83%	54%
1996	57%	84%	57%
1995	59%	84%	59%
1994	60%	84%	60%

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Hawaiian

n/a

Two or more races

n/a

All Ethnic Groups

0.49

0.53

View Data

Diversity Score Comparison Over Years (1994-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	0.49	0.54
2024	0.49	0.53
2023	0.49	0.51	0.49
2022	0.49	0.50	0.49
2021	0.49	0.50	0.49
2020	0.49	0.50	0.49
2019	0.49	0.50	0.49
2018	0.47	0.47	0.47
2017	0.47	0.47	0.47
2016	0.47	0.42	0.47
2015	0.47	0.41	0.47
2003	0.49	0.32	0.52
2002	0.49	0.31	0.51
2001	0.50	0.31	0.51
2000	0.50	0.27	0.51
1999	0.51	0.29	0.51
1998	0.51	0.29	0.51
1997	0.51	0.29	0.51
1996	0.50	0.28	0.50
1995	0.50	0.28	0.50
1994	0.49	0.27	0.49

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Eligible for

58%

34%

View Data

Free Lunch Eligibility Comparison Over Years (1995-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	58%	34%
2024	58%	31%
2023	58%	30%	58%
2022	58%	29%	58%
2021	58%	34%	58%
2020	58%	34%	58%
2019	58%	34%	58%
2018	58%	35%	58%
2017	58%	35%	58%
2016	58%	34%	58%
2015	58%	32%	58%
2003	58%	20%	51%
2002	38%	19%	38%
2001	43%	19%	44%
2000	59%	19%	53%
1999	49%	23%	45%
1998	68%	33%	68%
1997	49%	25%	45%
1995	35%	24%	42%

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Eligible for

14%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2000-2025)
Year	O.k. Thollehaug Middle School	South Dakota	Sisseton School District 54-9
2025	14%	7%
2024	14%	6%
2023	14%	6%	14%
2022	14%	3%	14%
2021	14%	5%	14%
2020	14%	6%	14%
2019	14%	6%	14%
2018	13%	6%	13%
2017	13%	6%	13%
2016	13%	8%	13%
2015	13%	7%	13%
2003	14%	8%	14%
2002	14%	9%	10%
2001	15%	9%	13%
2000	17%	9%	15%

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School Statewide Testing

View Education Department Test Scores

School District Name

Sisseton School District 54-9

Source: National Center for Education Statistics (NCES), SD Dept. of Education

Frequently Asked Questions

How many students attend O.k. Thollehaug Middle School?

358 students attend O.k. Thollehaug Middle School.

What is the racial composition of the student body?

62% of O.k. Thollehaug Middle School students are American Indian, 36% of students are White, 1% of students are Asian, and 1% of students are Hispanic.

What is the student-teacher ratio of O.k. Thollehaug Middle School?

O.k. Thollehaug Middle School has a student ration of 13:1, which is higher than the South Dakota state average of 12:1.

What grades does O.k. Thollehaug Middle School offer ?

O.k. Thollehaug Middle School offers enrollment in grades 5-8

What school district is O.k. Thollehaug Middle School part of?

O.k. Thollehaug Middle School is part of Sisseton School District 54-9.

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