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Best Idaho Falls Private Elementary Schools (2026)

For the 2026 school year, there are 6 private elementary schools serving 941 students in Idaho Falls, ID.

The private elementary schools in Idaho Falls, ID include Holy Rosary Catholic School, Hope Lutheran School, and Watersprings School.

67% of private elementary schools in Idaho Falls, ID are religiously affiliated (most commonly Seventh Day Adventist and Christian).

Holy Rosary Catholic School Photo - It's a GREAT day at Holy Rosary!

Top-Ranked Idaho Falls Private Elementary Schools (2026)

School

Location

Quick Facts

Holy Rosary Catholic School

(Catholic)

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161 9th St
Idaho Falls, ID 83404
(208) 522-7781

Gr: PK-6 | 175 students Avg. class size: 20 students Extracurrculars: 7 Tuition listed

Hope Lutheran School

(Lutheran Church Missouri Synod)

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(1)

2071 12th Street
Idaho Falls, ID 83404
(208) 529-8080

Gr: PK-6 | 65 students Avg. class size: 12 students Sports: 4 Tuition listed

Watersprings School

(Christian)

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(1)

4250 South 25th East
Idaho Falls, ID 83404
(208) 542-6250

Gr: PK-12 | 472 students Avg. class size: 16 students Sports: 6 Tuition listed

Idaho Falls Adventist School

(Seventh Day Adventist)

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802 Westhill Ave
Idaho Falls, ID 83402
(208) 528-8582

Gr: 1-8 | 7 students

Lighthouse Montessori School

Montessori School

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(1)

756 S. Foothill Dr.
Idaho Falls, ID 83401
(208) 523-7315

Gr: PK-6 | 91 students Avg. class size: 15 students Sports: 1 Tuition listed

Snake River Montessori School

Montessori School

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2970 1st St
Idaho Falls, ID 83401
(208) 524-4730

Gr: PK-6 | 131 students Avg. class size: 25 students Extracurrculars: 3 Tuition listed

Overview

This Town (Idaho Falls)

This State (ID)

# Schools

6 Schools

View Data

Trends in Total Number of Private Elementary Schools
Year	Idaho Falls, ID Total Schools
2025	6
2024	6
2023	6
2022	6
2021	6
2020	7
2019	7
2018	7
2017	6
2016	7
2015	8

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Student Body:

# Students

941 Students

18,408 Students

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Trends in the Average Number of Students Per Private Elementary School
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	157	159	199
2024	157	155	192
2023	154	136	193
2022	149	146	205
2021	144	145	201
2020	117	126	188
2019	118	125	193
2018	118	125	190
2017	142	132	199
2016	122	128	196
2015	125	119	183

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% Average Students of Color

19%

13%

View Data

Percentage of Students of Color Trends (2015-2025)
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	19%	13%	33%
2024	19%	14%	32%
2023	17%	15%	32%
2022	16%	12%	32%
2021	15%	13%	31%
2020	16%	13%	31%
2019	16%	12%	31%
2018	14%	13%	30%
2017	20%	13%	31%
2016	22%	13%	31%
2015	23%	13%	31%

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Academics and Faculty:

# Teachers

47 Teachers

1,425 Teachers

Average Student-Teacher Ratio

20:1

13:1

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Student-Teacher Ratio Trends (2015-2025)
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	20:1	13:1	11:1
2024	20:1	13:1	11:1
2023	14:1	13:1	11:1
2022	14:1	13:1	11:1
2021	14:1	13:1	11:1
2020	13:1	12:1	11:1
2019	12:1	12:1	11:1
2018	12:1	12:1	11:1
2017	12:1	12:1	11:1
2016	12:1	13:1	12:1
2015	14:1	13:1	12:1

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% Average Faculty w/Advanced Degree

48%

56%

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Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	48%	56%	54%
2024	48%	54%	54%
2023	48%	50%	53%
2022	48%	50%	53%
2021	48%	51%	53%
2020	48%	45%	53%
2019	48%	45%	52%
2018	48%	46%	52%
2017	48%	45%	51%
2016	47%	48%	51%
2015	47%	48%	50%

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Average Class Size

18 students

15 students

View Data

Class Size Trends (2015-2025)
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	18	15	16
2024	18	15	15
2023	18	14	15
2022	18	14	15
2021	16	14	15
2020	16	14	15
2019	16	14	15
2018	14	14	15
2017	14	13	15
2016	11	13	15
2015	10	12	15

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$35,048

$11,018

View Data

Tuition Cost Trends (2019-2025)
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	$35,048	$11,390	$14,043
2024	$35,048	$8,826	$12,357
2023	$35,048	$8,757	$11,693
2022	$35,048	$8,370	$11,199
2021	$35,048	$8,223	$10,824
2020	$35,048	$8,316	$10,496
2019	$35,048	$8,501	$10,300

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Average Summer Program Cost

$66,500

$16,906

View Data

Summer Program Cost Trends (2019-2025)
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	$66,500	$16,906	$1,115
2024	$66,500	$22,208	$1,094
2023	$66,500	$22,208	$1,136
2022	$66,500	$22,208	$1,075
2021	$66,500	$22,208	$1,028
2020	$66,500	$22,208	$1,130
2019	$66,500	$22,208	$1,199

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Average % on Financial Aid

20%

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Percent on Financial Aid Trends (2015-2025)
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	3%	20%	34%
2024	3%	20%	33%
2023	3%	22%	33%
2022	3%	23%	32%
2021	3%	23%	32%
2020	3%	22%	31%
2019	3%	22%	30%
2018	6%	20%	29%
2017	6%	23%	29%
2016	29%	27%	28%
2015	29%	27%	27%

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Students by Ethnicity:

0.60

0.53

View Data

Diversity Score Trends
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	0.60	0.53	0.64
2024	0.60	0.53	0.64
2023	0.59	0.54	0.63
2022	0.57	0.52	0.62
2021	0.56	0.52	0.62
2020	0.51	0.47	0.62
2019	0.50	0.48	0.61
2018	0.51	0.48	0.60
2017	0.56	0.48	0.59
2016	0.56	0.47	0.59
2015	0.51	0.47	0.58

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# American Indian Students

2 Students

83 Students

% American Indian Students

n/a

# Asian Students

25 Students

414 Students

% Asian Students

View Data

Asian Student Percentage Trends
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	3%	2%	5%
2024	3%	3%	5%
2023	3%	4%	5%
2022	3%	2%	5%
2021	4%	2%	5%
2020	4%	3%	5%
2019	3%	3%	4%
2018	3%	3%	4%
2017	2%	2%	4%
2016	2%	2%	4%
2015	1%	2%	4%

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# Hispanic Students

80 Students

867 Students

% Hispanic Students

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Hispanic Student Percentage Trends
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	9%	5%	9%
2024	9%	5%	9%
2023	7%	5%	9%
2022	6%	4%	8%
2021	6%	4%	9%
2020	6%	5%	9%
2019	6%	5%	8%
2018	6%	5%	8%
2017	6%	4%	8%
2016	5%	4%	8%
2015	5%	4%	8%

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# Black Students

9 Students

310 Students

% Black Students

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Black Student Percentage Trends
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	1%	2%	8%
2024	1%	2%	8%
2023	1%	2%	8%
2022	1%	1%	7%
2021	1%	2%	8%
2020	2%	2%	8%
2019	2%	2%	8%
2018	2%	2%	8%

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# White Students

494 Students

11,599 Students

% White Students

52%

63%

View Data

White Student Percentage Trends
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	52%	63%	55%
2024	52%	63%	55%
2023	54%	61%	55%
2022	57%	63%	57%
2021	59%	64%	57%
2020	66%	70%	58%
2019	67%	69%	59%
2018	67%	69%	59%
2017	36%	69%	61%
2016	37%	70%	61%
2015	31%	69%	61%

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# Hawaiian Students

2 Students

41 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

329 Students

5,013 Students

% of Others Students

35%

27%

View Data

Other Races Student Percentage Trends
Year	Idaho Falls, ID Average	Idaho (ID) Average	National Average
2025	35%	28%	22%
2024	35%	27%	22%
2023	34%	28%	22%
2022	33%	28%	22%
2021	30%	27%	20%
2020	22%	19%	19%
2019	22%	20%	20%
2018	22%	20%	20%
2017	56%	23%	19%
2016	56%	22%	18%
2015	63%	23%	18%

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All Ethnic Groups