Private School Review - Established 2003
Lighthouse Montessori School Top 19 · Highest % Faculty w/ Adv. Degrees (ID)
Holy Rosary Catholic School Top 9 · Lowest Tuition (ID)
Watersprings School Top 16 · Highest % Faculty w/ Adv. Degrees (ID)

Idaho Falls Private Schools (2026-27)

For the 2026-27 school year, there are 8 private schools serving 1,106 students in Idaho Falls, ID, 4% of all K-12 students in Idaho Falls, ID are educated in private schools versus public schools (compared to the ID state average of 6%).
50% of private schools in Idaho Falls, ID are religiously affiliated (most commonly Seventh Day Adventist and Christian).

Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Idaho Falls Private Schools (2026-27)

Holy Rosary Catholic School Photo
Holy Rosary Catholic School
Gr: PK-6 | 175 students
Avg. class size: 20 students
Extracurriculars: 7
Catholic
161 9th St
Idaho Falls, ID 83404
(208) 522-7781
View Profile
Map of Hope Lutheran School
Hope Lutheran School
Gr: PK-6 | 65 students
Avg. class size: 12 students
Sports: 4
Lutheran Church Missouri Synod
2071 12th Street
Idaho Falls, ID 83404
(208) 529-8080
(1)
View Profile
Watersprings School Photo
Watersprings School
Gr: PK-12 | 396 students
Avg. class size: 16 students
Sports: 7
Christian
4250 South 25th East
Idaho Falls, ID 83404
(208) 542-6250
(1)
View Profile
Map of Acorn Childrens Academy
Acorn Childrens Academy
Gr: PK-K | 140 students
Daycare / Preschool
1619 Curlew Dr Ste 2
Idaho Falls, ID 83406
(208) 569-4694
View Profile
Map of Idaho Falls Adventist School
Idaho Falls Adventist School
Gr: 1-8 | 7 students
Seventh Day Adventist
802 Westhill Ave
Idaho Falls, ID 83402
(208) 528-8582
View Profile
Lighthouse Montessori School Photo
Lighthouse Montessori School
Gr: PK-6 | 91 students
Avg. class size: 15 students
Sports: 1
Montessori School
756 S. Foothill Dr.
Idaho Falls, ID 83401
(208) 523-7315
(1)
View Profile
Map of Little Peoples Academy
Little Peoples Academy
Gr: PK-K | 101 students
Daycare / Preschool
543 N Ridge Ave
Idaho Falls, ID 83402
(208) 523-7615
(2)
View Profile
Map of Snake River Montessori School
Snake River Montessori School
Gr: PK-6 | 131 students
Avg. class size: 25 students
Extracurriculars: 3
Montessori School
2970 1st St
Idaho Falls, ID 83401
(208) 524-4730
View Profile

Idaho Falls, ID Private School Trends (10-Year)

8
Private Schools
-11.1% (-1 school) 10-yr
1,106
Students
+5.1% (+54 students) 10-yr
$35,048
Avg. Tuition
18
Avg. Class Size
+80.0% (+8 students) 10-yr
22%
Students of Color
+4.8% (+1.0 pp) 10-yr
20:1
Student-Teacher Ratio
+33.3% (+5.0) 10-yr
Download town snapshot: CSV | XML | JSON Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission.
Enrollment & Diversity
Category
This Town (Idaho Falls)
This State (ID)
# Schools
8 Schools
167 Schools

Trends in Total Number of Private Schools

YearIdaho Falls, ID Total Schools
20258
20248
20237
20227
20217
20208
20198
20188
20177
20168
20159
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# Students
1,106 Students
21,692 Students

Trends in the Average Number of Students Per Private School

YearIdaho Falls, ID AvgIdaho (ID)National
2025148138179
2024148134172
2023146128174
2022140128185
2021136124180
2020114111171
2019113113175
2018114112172
2017129118180
2016113116178
2015117107167
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% Students of Color
22%
15%

Percentage of Students of Color Trends (2015-2025)

YearIdaho Falls, ID AvgIdaho (ID)National
202522%15%34%
202422%15%34%
202317%15%33%
202215%13%33%
202115%14%32%
202016%13%32%
201916%14%31%
201814%14%31%
201719%14%32%
201620%14%32%
201521%14%32%
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0.61
0.55

Diversity Score Trends

YearIdaho Falls, ID AvgIdaho (ID)National
20250.610.550.65
20240.610.550.65
20230.590.560.65
20220.580.550.64
20210.580.550.64
20200.550.520.64
20190.540.520.63
20180.540.520.63
20170.550.510.61
20160.550.500.61
20150.510.510.61
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Show more data/charts: racial breakdown
# American Indian Students
2 Students
92 Students
% American Indian Students
n/a
1%
# Asian Students
26 Students
459 Students
% Asian Students
2%
2%

Asian Student Percentage Trends

YearIdaho Falls, ID AvgIdaho (ID)National
20252%2%5%
20242%2%5%
20232%3%5%
20224%3%4%
20213%2%4%
20204%3%4%
20194%3%4%
20183%3%4%
20172%2%4%
20162%2%4%
20152%2%4%
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# Hispanic Students
101 Students
1,063 Students
% Hispanic Students
9%
5%

Hispanic Student Percentage Trends

YearIdaho Falls, ID AvgIdaho (ID)National
20259%5%9%
20249%5%9%
20236%4%9%
20225%4%8%
20216%4%9%
20207%4%9%
20196%5%8%
20186%5%8%
20175%4%8%
20165%4%8%
20154%4%8%
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# Black Students
11 Students
383 Students
% Black Students
1%
2%

Black Student Percentage Trends

YearIdaho Falls, ID AvgIdaho (ID)National
20251%2%7%
20241%2%7%
20231%2%8%
20221%1%7%
20211%1%7%
20201%2%8%
20191%2%7%
20181%2%7%
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# White Students
549 Students
12,965 Students
% White Students
50%
60%

White Student Percentage Trends

YearIdaho Falls, ID AvgIdaho (ID)National
202546%60%52%
202446%60%52%
202351%57%52%
202253%59%54%
202155%59%54%
202061%64%54%
201962%64%56%
201862%64%56%
201736%65%58%
201636%66%58%
201531%65%58%
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# Hawaiian Students
2 Students
50 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
415 Students
6,517 Students
% of Others Students
38%
30%

Other Races Student Percentage Trends

YearIdaho Falls, ID AvgIdaho (ID)National
202542%31%26%
202442%31%26%
202338%34%25%
202237%33%25%
202135%33%25%
202027%26%24%
201927%25%24%
201828%25%23%
201757%27%22%
201657%26%22%
201563%27%21%
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All Ethnic Groups
Academics
# Teachers
56 Teachers
1,686 Teachers
Average Student-Teacher Ratio
20:1
13:1

Student-Teacher Ratio Trends (2015-2025)

YearIdaho Falls, ID AvgIdaho (ID)National
202523:113:111:1
202423:113:111:1
202316:113:111:1
202216:113:111:1
202115:113:111:1
202014:113:112:1
201913:112:112:1
201813:113:112:1
201713:113:112:1
201612:113:112:1
201515:113:112:1
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% Average Faculty w/Advanced Degree
48%
57%

Percentage of Faculty With Advanced Degrees Trends (2015-2025)

YearIdaho Falls, ID AvgIdaho (ID)National
202548%57%55%
202448%54%54%
202348%51%54%
202248%50%54%
202148%51%54%
202048%45%54%
201948%45%53%
201848%46%53%
201748%45%53%
201647%48%52%
201547%48%52%
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Average Class Size
18 students
15 students

Class Size Trends (2015-2025)

YearIdaho Falls, ID AvgIdaho (ID)National
2025181515
2024181515
2023181415
2022181415
2021161415
2020161415
2019161415
2018141415
2017141315
2016111315
2015101215
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Tuition & Aid
Average Yearly Tuition Cost
$35,048
$9,212

Tuition Cost Trends (2019-2025)

YearIdaho Falls, ID AvgIdaho (ID)National
2025$35,048$11,533$15,012
2024$35,048$8,818$13,254
2023$35,048$8,697$12,626
2022$35,048$8,375$12,187
2021$35,048$8,233$11,800
2020$35,048$8,323$11,512
2019$35,048$8,501$11,293
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Average Summer Program Cost
$66,500
$0
Average % on Financial Aid
3%
19%

Percent on Financial Aid Trends (2015-2025)

YearIdaho Falls, ID AvgIdaho (ID)National
20253%19%34%
20243%20%34%
20233%21%34%
20223%22%33%
20213%22%33%
20203%21%32%
20193%21%31%
20186%20%30%
20176%22%30%
201629%25%29%
201529%25%28%
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Admissions & Athletics
Average Number of Extracurriculars
5 extracurriculars
7 extracurriculars
Average Number of Sports
4 sports
6 sports

Frequently Asked Questions

What are the top ranked private schools in Idaho Falls, ID?
The top ranked private schools in Idaho Falls, ID include Hope Lutheran School, Watersprings School, and Holy Rosary Catholic School.
How many private schools are located in Idaho Falls?
8 private schools are located in Idaho Falls.
How diverse are private schools in Idaho Falls?
Idaho Falls private schools are approximately 22% minority students, which is higher than the Idaho private school average of 15%.
What percentage of students in Idaho Falls go to private school?
4% of all K-12 students in Idaho Falls are educated in private schools (compared to the ID state average of 6%).
What percentage of private schools are religiously affiliated in Idaho Falls?
50% of private schools in Idaho Falls are religiously affiliated (most commonly Seventh Day Adventist and Christian).
Which private schools in Idaho Falls are often viewed compared to one another?

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