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Best Lake County Private Preschools (2026)

For the 2026 school year, there are 2 private preschools serving 109 students in Lake County, SD.

The private preschool in Lake County, SD is St. Thomas School.

The average acceptance rate is 100%, which is higher than the South Dakota private preschool average acceptance rate of 81%.

100% of private preschools in Lake County, SD are religiously affiliated (most commonly Catholic and Christian).

Top-Ranked Lake County Private Preschools (2026)

School

Location

Quick Facts

St. Thomas School

(Catholic)

Add to Compare

401 N Van Eps Ave
Madison, SD 57042
(605) 256-4419

Gr: PK-5 | 74 students Tuition listed

Madison Christian School

(Christian)

Add to Compare

45369 234th St
Madison, SD 57042
(605) 427-0109

Gr: PK-4 | 35 students Tuition & acceptance rate listed

Overview

This County (Lake County)

This State (SD)

# Schools

2 Schools

View Data

Trends in Total Number of Private Preschools
Year	Lake County Total Schools
2025	2
2024	2
2023	2
2022	2
2021	2
2020	2
2019	2
2018	2
2017	2
2016	2
2015	2

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Student Body:

# Students

109 Students

10,337 Students

View Data

Trends in the Average Number of Students Per Private Preschool
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	55	211	191
2024	55	206	187
2023	53	188	185
2022	52	198	188
2021	52	194	184
2020	52	187	179
2019	63	199	182
2018	63	191	181
2017	58	175	183
2016	58	175	181
2015	58	173	173

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% Average Students of Color

14%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	14%	14%	32%
2024	14%	14%	32%
2023	10%	15%	32%
2022	23%	16%	31%
2021	23%	15%	32%
2020	23%	16%	31%
2019	17%	15%	31%
2018	17%	15%	30%
2017	8%	15%	31%
2016	8%	15%	31%
2015	8%	29%	31%

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Academics and Faculty:

# Teachers

8 Teachers

754 Teachers

Average Student-Teacher Ratio

14:1

View Data

Student-Teacher Ratio Trends (2015-2025)
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	14:1	14:1	12:1
2024	14:1	14:1	12:1
2023	15:1	14:1	12:1
2022	10:1	14:1	12:1
2021	10:1	14:1	12:1
2020	10:1	14:1	12:1
2019	11:1	14:1	12:1
2018	11:1	14:1	12:1
2017	13:1	13:1	12:1
2016	13:1	13:1	12:1
2015	13:1	12:1	13:1

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$2,600

$5,635

View Data

Tuition Cost Trends (2020-2025)
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	$2,600	$5,635	$12,988
2024	$2,600	$4,155	$10,159
2023	$2,600	$3,772	$9,500
2022	$2,600	$3,782	$8,989
2021	$2,600	$3,120	$8,661
2020	$2,600	$3,086	$8,383

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Average Acceptance Rate

100%

81%

View Data

Acceptance Rate Trends (2020-2025)
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	100%	81%	83%
2024	100%	94%	88%
2023	100%	95%	88%
2022	100%	99%	88%
2021	100%	99%	88%
2020	100%	99%	88%

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Students by Ethnicity:

0.50

0.57

View Data

Diversity Score Trends
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	0.50	0.57	0.65
2024	0.50	0.56	0.65
2023	0.54	0.56	0.65
2022	0.55	0.59	0.64
2021	0.55	0.59	0.64
2020	0.55	0.59	0.64
2019	0.56	0.57	0.64
2018	0.56	0.57	0.64
2017	0.54	0.57	0.62
2016	0.54	0.56	0.62
2015	0.54	0.56	0.62

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# American Indian Students

n/a

667 Students

% American Indian Students

n/a

# Asian Students

n/a

100 Students

% Asian Students

n/a

View Data

Asian Student Percentage Trends
Year	Lake County Average	South Dakota (SD) Average	National Average
2022	1%	2%	5%
2021	1%	2%	5%
2020	1%	2%	4%

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# Hispanic Students

5 Students

205 Students

% Hispanic Students

View Data

Hispanic Student Percentage Trends
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	5%	2%	8%
2024	5%	2%	8%
2023	5%	2%	8%
2022	1%	1%	8%
2021	1%	1%	7%
2020	1%	1%	7%
2019	1%	2%	7%
2018	1%	2%	7%
2017	3%	2%	6%
2016	3%	2%	7%
2015	3%	2%	6%

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# Black Students

n/a

150 Students

% Black Students

n/a

View Data

Black Student Percentage Trends
Year	Lake County Average	South Dakota (SD) Average	National Average
2022	6%	2%	6%
2021	6%	2%	7%
2020	6%	2%	7%
2019	5%	2%	6%
2018	5%	2%	6%
2017	2%	1%	6%
2016	2%	1%	6%
2015	2%	1%	6%

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# White Students

35 Students

5,936 Students

% White Students

32%

58%

View Data

White Student Percentage Trends
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	32%	58%	48%
2024	32%	59%	48%
2023	42%	60%	48%
2022	34%	54%	50%
2021	34%	55%	50%
2020	34%	55%	51%
2019	47%	58%	52%
2018	47%	59%	52%
2017	52%	59%	54%
2016	52%	59%	54%
2015	52%	60%	54%

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# Hawaiian Students

n/a

4 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

69 Students

3,205 Students

% of Others Students

63%

31%

View Data

Other Races Student Percentage Trends
Year	Lake County Average	South Dakota (SD) Average	National Average
2025	63%	31%	34%
2024	63%	29%	33%
2023	53%	27%	33%
2022	58%	34%	31%
2021	58%	33%	31%
2020	58%	33%	31%
2019	47%	29%	30%
2018	47%	28%	30%
2017	43%	29%	30%
2016	43%	29%	29%
2015	43%	27%	29%

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All Ethnic Groups