Home > South Dakota > Douglas County

Armour School District 21-1

604 3rd St
Armour, SD 57313

( shown in map)

:

3/

10

Bottom 50%

Tel: (605) 724-2698

www.armour.k12.sd.us

For the 2025-26 school year, there are 2 public elementary schools serving 172 students in Armour School District 21-1. This district's average elementary is 3/10, which is in the bottom 50% of public elementary schools in South Dakota.

Public Elementary Schools in Armour School District 21-1 have an score of 40% (versus the South Dakota public elementary school average of 43%), and score of 35% (versus the 49% statewide average).

Minority enrollment is 13% of the student body (majority Hispanic), which is less than the South Dakota public elementary school average of 36% (majority American Indian).

Overview

This School District

This State (SD)

# Schools

3 Schools

497 Schools

# Students

224 Students

101,009 Students

# Teachers

20 Teachers

7,507 Teachers

Student-Teacher Ratio

11:1

11:1

Student By Grade

Comparison of Students By Grade Trends
Grade	Armour School District 21-1	South Dakota
Pre-K	28	17
Kind	19	68
1	19	63
2	16	64
3	13	61
4	13	62
5	10	63
6	21	64
7	16	57
8	17	58

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District Rank

Armour School District 21-1, which is ranked within the bottom 50% of all 146 school districts in South Dakota (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.

The school district's graduation rate of 80% has increased from 50% over five school years.

This School District

State Average (SD)

#117 out of 148 school districts
(Bottom 50%)

Overall School District Rank Trends
Year	Armour School District 21-1
2023	#117
2022	#114
2021	#75
2019	#72
2018	#42
2017	#13
2016	#4
2015	#22
2013	#3
2012	#38
2011	#12

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40%

42%

Math Proficiency Trends
Year	Armour School District 21-1	South Dakota
2023	40%	42%
2022	37%	42%
2021	47%	43%
2019	57%	46%
2018	52%	47%
2017	72%	47%
2016	67%	45%
2015	52%	42%
2013	95%	73%
2012	87%	75%
2011	92%	76%

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35-39%

51%

Reading and Language Arts Proficiency Trends
Year	Armour School District 21-1	South Dakota
2022	37%	51%
2021	47%	52%
2019	47%	54%
2018	52%	54%
2017	62%	53%
2016	67%	52%
2015	57%	49%
2013	87%	74%
2012	77%	75%
2011	82%	75%
2010	87%	75%

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30-39%

42%

Science Proficiency Trends
Year	Armour School District 21-1	South Dakota
2022	34%	42%
2021	34%	42%

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(21-22)

≥80%

82%

Graduation Rate Trends
Year	Armour School District 21-1	South Dakota
2022	80%	82%
2021	50%	80%
2020	50%	84%
2019	50%	83%
2018	50%	82%
2017	50%	82%
2016	50%	82%
2015	80%	82%
2014	50%	81%
2013	50%	81%
2012	80%	81%

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Students by Ethnicity:

0.23

0.55

Comparison of Diversity Score Trends
Year	Armour School District 21-1	South Dakota
2023	0.28	0.51
2022	0.28	0.50
2021	0.22	0.50
2020	0.27	0.50
2019	0.27	0.50
2018	0.19	0.47
2017	0.19	0.47
2016	0.15	0.42
2015	0.11	0.41
2014	0.16	0.40
2013	0.17	0.38
2012	0.16	0.38
2011	0.14	0.40
2010	0.14	0.37
2009	0.12	0.38
2008	0.19	0.30
2007	0.12	0.28
2006	0.08	0.34
2005	0.09	0.28
2004	0.09	0.34
2003	0.12	0.32
2002	0.06	0.31
2001	0.08	0.31
2000	0.07	0.27
1999	0.05	0.29
1998	0.05	0.29
1997	0.03	0.29
1996	0.03	0.28
1995	0.02	0.28
1994	0.05	0.27
1993	0.05	0.25

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% American Indian

2%

17%

American Indian Student Percentage Comparison Over Years (1993-2023)
Year	Armour School District 21-1	South Dakota
2023	2%	14%
2022	3%	14%
2021	3%	14%
2020	3%	16%
2019	3%	16%
2018	3%	16%
2017	3%	16%
2016	3%	12%
2015	3%	11%
2014	4%	11%
2013	5%	11%
2012	5%	12%
2011	7%	17%
2010	8%	16%
2009	6%	17%
2008	10%	12%
2007	5%	11%
2006	3%	17%
2005	5%	11%
2004	5%	16%
2003	6%	16%
2002	3%	15%
2001	4%	15%
2000	3%	14%
1999	3%	14%
1998	2%	14%
1997	1%	14%
1996	2%	14%
1995	1%	14%
1994	3%	13%
1993	3%	12%

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% Asian

n/a

2%

% Hispanic

4%

8%

Hispanic Student Percentage Comparison Over Years (2012-2023)
Year	Armour School District 21-1	South Dakota
2023	6%	8%
2022	5%	7%
2021	3%	7%
2020	7%	6%
2019	7%	6%
2018	3%	5%
2017	3%	5%
2016	1%	5%
2013	1%	4%
2012	1%	4%

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% Black

2%

3%

Black Student Percentage Comparison Over Years (2011-2023)
Year	Armour School District 21-1	South Dakota
2023	2%	3%
2022	3%	3%
2021	3%	3%
2020	3%	3%
2019	3%	3%
2018	3%	3%
2017	3%	3%
2016	3%	3%
2015	1%	3%
2014	2%	3%
2013	1%	3%
2012	1%	3%
2011	1%	2%

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% White

88%

64%

White Student Percentage Comparison Over Years (1993-2023)
Year	Armour School District 21-1	South Dakota
2023	85%	68%
2022	85%	69%
2021	88%	69%
2020	85%	69%
2019	85%	69%
2018	90%	71%
2017	90%	71%
2016	92%	75%
2015	95%	76%
2014	92%	77%
2013	91%	78%
2012	92%	78%
2011	92%	76%
2010	92%	78%
2009	94%	77%
2008	90%	83%
2007	93%	84%
2006	96%	80%
2005	95%	84%
2004	95%	80%
2003	94%	81%
2002	97%	82%
2001	96%	82%
2000	97%	86%
1999	97%	83%
1998	98%	83%
1997	99%	83%
1996	98%	84%
1995	99%	84%
1994	97%	84%
1993	97%	86%

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% Hawaiian

n/a

n/a

% Two or more races

4%

6%

Two or More Races Student Percentage Comparison Over Years (2013-2023)
Year	Armour School District 21-1	South Dakota
2023	4%	5%
2022	4%	5%
2021	3%	5%
2020	2%	4%
2019	2%	4%
2018	1%	3%
2017	1%	3%
2016	1%	3%
2015	1%	3%
2014	2%	2%
2013	2%	2%

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All Ethnic Groups

District Revenue and Spending

The revenue/student of $14,920 is higher than the state median of $13,121. The school district revenue/student has declined by 9% over four school years.

The school district's spending/student of $12,772 is higher than the state median of $12,623. The school district spending/student has declined by 9% over four school years.

This School District

This State (SD)

Total Revenue

$3 MM

$1,916 MM

Total Revenues Trends
Year	Armour School District 21-1	South Dakota
2023	$3 MM	$6 MM
2022	$3 MM	$5 MM
2021	$3 MM	$6 MM
2020	$3 MM	$5 MM
2019	$3 MM	$5 MM
2018	$3 MM	$5 MM
2017	$3 MM	$5 MM
2016	$3 MM	$4 MM
2015	$2 MM	$4 MM
2014	$2 MM	$4 MM
2012	$2 MM	$4 MM
2011	$2 MM	$4 MM
2010	$2 MM	$4 MM
2009	$2 MM	$3 MM
2008	$2 MM	$3 MM
2007	$2 MM	$3 MM
2006	$2 MM	$3 MM
2005	$2 MM	$3 MM
2004	$2 MM	$3 MM
2003	$2 MM	$2 MM
2002	$2 MM	$2 MM
2001	$2 MM	$2 MM
2000	$2 MM	$2 MM
1999	$2 MM	$2 MM
1998	$2 MM	$2 MM
1997	$1 MM	$2 MM
1996	$1 MM	$2 MM
1995	$1 MM	$2 MM

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Spending

$3 MM

$1,844 MM

Total Expenditure Trends
Year	Armour School District 21-1	South Dakota
2023	$3 MM	$5 MM
2022	$3 MM	$5 MM
2021	$3 MM	$5 MM
2020	$3 MM	$5 MM
2019	$3 MM	$5 MM
2018	$3 MM	$5 MM
2017	$2 MM	$5 MM
2016	$2 MM	$4 MM
2015	$2 MM	$3 MM
2014	$2 MM	$4 MM
2012	$2 MM	$3 MM
2011	$2 MM	$4 MM
2010	$2 MM	$3 MM
2009	$2 MM	$3 MM
2008	$2 MM	$3 MM
2007	$2 MM	$3 MM
2006	$2 MM	$3 MM
2005	$2 MM	$3 MM
2004	$2 MM	$2 MM
2003	$2 MM	$3 MM
2002	$2 MM	$2 MM
2001	$2 MM	$2 MM
2000	$2 MM	$2 MM
1999	$1 MM	$2 MM
1998	$2 MM	$2 MM
1997	$1 MM	$2 MM
1996	$1 MM	$2 MM
1995	$1 MM	$2 MM

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Revenue / Student

$14,920

$13,121

Average Revenue Per Student Trends
Year	Armour School District 21-1	South Dakota
2023	$15,260	$15,739
2022	$17,045	$14,965
2021	$16,463	$16,342
2020	$17,045	$14,965
2019	$15,294	$14,816
2018	$16,054	$15,113
2017	$15,751	$15,388
2016	$15,136	$14,130
2015	$11,480	$11,732
2014	$12,976	$11,720
2012	$12,288	$11,685
2011	$11,679	$11,891
2010	$11,480	$11,732
2009	$11,613	$10,941
2008	$9,904	$10,856
2007	$9,674	$10,306
2006	$9,250	$10,049
2005	$8,575	$9,356
2004	$8,556	$8,456
2003	$6,813	$8,337
2002	$7,239	$7,799
2001	$6,954	$7,600
2000	$6,004	$7,183
1999	$5,880	$6,671
1998	$5,860	$5,954
1997	$5,202	$5,709
1995	$4,701	$5,253
1992	$4,571	$4,776

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Spending / Student

$12,772

$12,623

Average Expenditure Per Student Trends
Year	Armour School District 21-1	South Dakota
2023	$13,064	$14,560
2022	$16,313	$14,171
2021	$14,094	$15,118
2020	$16,313	$14,171
2019	$14,599	$14,567
2018	$17,551	$15,244
2017	$14,023	$14,997
2016	$14,337	$13,890
2015	$11,734	$11,206
2014	$11,614	$11,268
2012	$11,100	$10,790
2011	$12,935	$11,832
2010	$11,734	$11,206
2009	$11,994	$10,706
2008	$9,835	$10,238
2007	$9,977	$9,578
2006	$9,344	$9,559
2005	$8,171	$9,435
2004	$7,810	$8,315
2003	$6,642	$8,840
2002	$7,374	$8,399
2001	$6,845	$8,153
2000	$5,792	$7,670
1999	$5,391	$6,645
1998	$6,086	$5,696
1997	$4,891	$5,234
1995	$4,686	$5,109
1992	$4,713	$5,221

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Best Armour School District 21-1 Public Elementary Schools (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Armour Elementary - 02

(Math: 30-39% | Reading: 40-49%)
:

3/

10

Bottom 50%

Add to Compare

905 Dobson Ave
Armour, SD 57313
(605) 724-2698

Gr: PK-5 | 118 students Student-teacher ratio: 15:1 Minority enrollment: 11%

Rank: #22.

Armour Middle School - 03

(Math: 40-49% | Reading: 20-29%)
:

3/

10

Bottom 50%

Add to Compare

905 Dobson Ave
Armour, SD 57313
(605) 724-2698

Gr: 6-8 | 54 students Student-teacher ratio: 11:1 Minority enrollment: 19%

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Quick Facts (2025-26)

District size: 3 schools
Grades: PK-12
Enrollment: 224 students
Student-Teacher Ratio: 11:1
Minority Enrollment: 13%
: ≥80% (Btm 50% in SD)
: Bottom 50%
: 40% (Btm 50%)
: 35-39% (Btm 50%)
: 30-39% (Btm 50%)
Source: National Center for Education Statistics (NCES), SD Dept. of Education

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