Idaho Private School Trends (13-Year)

166

Private Schools

+7.1% (+11 schools) 13-yr

21,598

Students

+43.4% (+6,535 students) 13-yr

$9,083

Avg. Tuition

Avg. Class Size

+15.4% (+2 students) 13-yr

15%

Students of Color

+7.1% (+1.0 pp) 10-yr

13:1

Student-Teacher Ratio

Enrollment & Diversity

Trends in Total Number of Private Schools

Year	Idaho (ID) Total	US Avg per State
2025	167	671
2024	169	703
2023	151	665
2022	141	612
2021	145	637
2020	152	684
2019	139	665
2018	142	677
2017	125	631
2016	132	644
2015	148	683
2013	138	671
2012	155	776

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The number of private schools in Idaho rose from 132 in 2016 to 167 in 2025.

# Students

21,598 Students

111,424 Students
avg. per state

View Largest Idaho Private Schools

View Data

Showing 2016–2025. View full 14-year historical data

Trends in Total Number of Private School Students

Year	Idaho (ID) Total	US Avg per State
2025	21,975	111,945
2024	22,167	113,628
2023	19,009	108,484
2022	17,742	104,892
2021	17,765	106,817
2020	16,524	109,411
2019	15,229	108,956
2018	15,488	109,868
2017	14,148	106,255
2016	14,722	107,443
2015	15,477	108,505
2013	14,560	112,168
2012	15,063	118,624

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Private school enrollment in Idaho rose from 14,722 students in 2016 to 21,975 in 2025.

View Data

Distribution of Students By Grade Trends

Grade	Idaho
Nursery	343
Pre-K	3,702
Kind	2,150
1	1,485
2	1,453
3	1,398
4	1,368
5	1,414
6	1,354
7	1,396
8	1,212
9	1,142
10	1,110
11	973
12	1,009
Not Listed	89

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Pre-K is the largest grade in Idaho private schools, with 3,710 students.

Average School Size

138 Students

179 Students

View Data

Showing 2016–2025. View full 14-year historical data

Trends in Average School Size

Year	Idaho (ID) Avg	National
2025	138	179
2024	134	172
2023	128	174
2022	128	185
2021	124	180
2020	111	171
2019	113	175
2018	112	172
2017	118	180
2016	116	178
2015	107	167
2013	109	176
2012	100	160

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% Average Students of Color

15%

34%

View Data

Showing 2016–2025. View full 11-year historical data

Percentage of Students of Color Trends (2015-2025)

Year	Idaho (ID) Avg	National
2025	15%	34%
2024	15%	34%
2023	15%	33%
2022	13%	33%
2021	14%	32%
2020	13%	32%
2019	14%	31%
2018	14%	31%
2017	14%	32%
2016	14%	32%
2015	14%	32%

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The average percentage of students of color in Idaho private schools was 15% in 2025, 19 points lower than the national average of 34%.

Academics

# Teachers

1,676 Teachers

509,296 Teachers

Average Student-Teacher Ratio

13:1

11:1

View Data

Showing 2016–2025. View full 14-year historical data

Student-Teacher Ratio Trends (2012-2025)

Year	Idaho (ID) Avg	National
2025	13:1	11:1
2024	13:1	11:1
2023	13:1	11:1
2022	13:1	11:1
2021	13:1	11:1
2020	13:1	12:1
2019	12:1	12:1
2018	13:1	12:1
2017	13:1	12:1
2016	13:1	12:1
2015	13:1	12:1
2013	13:1	12:1
2012	13:1	12:1

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Idaho's average student-teacher ratio in private schools was 13:1 in 2025, 2 higher than the national average of 11:1.

% Average Faculty w/Advanced Degree

58%

55%

View Idaho Private Schools with the Most Educated Faculty

View Data

Showing 2016–2025. View full 14-year historical data

Percentage of Faculty With Advanced Degrees Trends (2012-2025)

Year	Idaho (ID) Avg	National
2025	57%	55%
2024	54%	54%
2023	51%	54%
2022	50%	54%
2021	51%	54%
2020	45%	54%
2019	45%	53%
2018	46%	53%
2017	45%	53%
2016	48%	52%
2015	48%	52%
2013	50%	52%
2012	50%	52%

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Average Class Size

15 students

16 students

View Data

Showing 2016–2025. View full 14-year historical data

Class Size Trends (2012-2025)

Year	Idaho (ID) Avg	National
2025	15	15
2024	15	15
2023	14	15
2022	14	15
2021	14	15
2020	14	15
2019	14	15
2018	14	15
2017	13	15
2016	13	15
2015	12	15
2013	13	15
2012	13	15

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Tuition & Aid

Average Yearly Tuition Cost

$9,083

$14,126

View Idaho Private Schools By Tuition Cost

View Data

Showing 2016–2025. View full 14-year historical data

Tuition Cost Trends (2012-2025)

Year	Idaho (ID) Median	National
2025	$6,000	$8,480
2024	$5,925	$8,100
2023	$5,510	$7,707
2022	$5,025	$7,500
2021	$5,000	$7,250
2020	$4,467	$7,030
2019	$4,500	$7,000
2018	$4,467	$6,800
2017	$4,467	$6,570
2016	$3,908	$6,375
2015	$3,900	$6,000
2013	$3,900	$6,000
2012	$3,900	$5,983

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Each figure is the median of the individual reporting schools in that year. The reporting schools can vary from year to year, so a change in the median is not the change experienced by the same schools.

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Median tuition in Idaho rose from $3,908 in 2016 to $6,000 in 2025.

Average % on Financial Aid

20%

35%

View Data

Showing 2016–2025. View full 14-year historical data

Percent on Financial Aid Trends (2012-2025)

Year	Idaho (ID) Avg	National
2025	19%	34%
2024	20%	34%
2023	21%	34%
2022	22%	33%
2021	22%	33%
2020	21%	32%
2019	21%	31%
2018	20%	30%
2017	22%	30%
2016	25%	29%
2015	25%	28%
2013	25%	27%
2012	28%	27%

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Average Financial Aid Grant

$3,789

$7,694

View Data

Financial Aid Grant Trends (2022-2025)

Year	Idaho (ID) Avg	National
2025	$3,626	$7,073
2024	$2,308	$6,930
2023	$1,708	$6,469
2022	$1,708	$6,289

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Average Acceptance Rate

90%

85%

View Most Selective Private Schools in Idaho

View Data

Showing 2016–2025. View full 14-year historical data

Acceptance Rate Trends (2012-2025)

Year	Idaho (ID) Avg	National
2025	88%	85%
2024	89%	85%
2023	89%	85%
2022	90%	85%
2021	91%	85%
2020	91%	85%
2019	91%	85%
2018	90%	85%
2017	90%	85%
2016	90%	85%
2015	90%	85%
2013	90%	85%
2012	89%	85%

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The average acceptance rate for private schools in Idaho was 88% in 2025, 3 points higher than the national average of 85%.

Students by Ethnicity

0.55

0.65

View Idaho Private Schools Minority Statistics

View Data

Showing 2016–2025. View full 11-year historical data

Diversity Score Trends

Year	Idaho (ID) Avg	National
2025	0.55	0.65
2024	0.55	0.65
2023	0.56	0.65
2022	0.55	0.64
2021	0.55	0.64
2020	0.52	0.64
2019	0.52	0.63
2018	0.52	0.63
2017	0.51	0.61
2016	0.50	0.61
2015	0.51	0.61

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The average diversity score for private schools in Idaho rose from 0.50 in 2016 to 0.55 in 2025, while the national average rose from 0.61 to 0.65.

# American Indian Students

92 Students

29,810 Students

% American Indian Students

View Data

Percentage of Private School Students of American Indian Trends

Year	Idaho (ID) Avg	National
2021	1%	1%
2020	1%	1%
2019	1%	1%
2018	1%	2%
2017	1%	1%
2016	1%	1%
2015	1%	1%

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# Asian Students

459 Students

264,323 Students

% Asian Students

View Data

Showing 2016–2025. View full 11-year historical data

Asian Student Percentage Trends

Year	Idaho (ID) Avg	National
2025	2%	5%
2024	2%	5%
2023	3%	5%
2022	3%	4%
2021	2%	4%
2020	3%	4%
2019	3%	4%
2018	3%	4%
2017	2%	4%
2016	2%	4%
2015	2%	4%

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The share of Asian private school students in Idaho stayed at 2% in 2016 and 2025, while the national share rose from 4% to 5%.

# Hispanic Students

1,063 Students

506,537 Students

% Hispanic Students

View Data

Showing 2016–2025. View full 11-year historical data

Hispanic Student Percentage Trends

Year	Idaho (ID) Avg	National
2025	5%	9%
2024	5%	9%
2023	4%	9%
2022	4%	8%
2021	4%	9%
2020	4%	9%
2019	5%	8%
2018	5%	8%
2017	4%	8%
2016	4%	8%
2015	4%	8%

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The share of private school students in Idaho who are Hispanic was 5% in 2025, 4 points below the national 9%.

# Black Students

383 Students

415,472 Students

% Black Students

View Data

Showing 2016–2025. View full 11-year historical data

Black Student Percentage Trends

Year	Idaho (ID) Avg	National
2025	2%	7%
2024	2%	7%
2023	2%	8%
2022	1%	7%
2021	1%	7%
2020	2%	8%
2019	2%	7%
2018	2%	7%
2017	1%	7%
2016	1%	7%
2015	1%	8%

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The share of private school students identifying as Black in Idaho stayed at 2% in 2025, while the national share was 7%.

# White Students

12,965 Students

2,924,569 Students

% White Students

60%

52%

View Data

Showing 2016–2025. View full 11-year historical data

White Student Percentage Trends

Year	Idaho (ID) Avg	National
2025	60%	52%
2024	60%	52%
2023	57%	52%
2022	59%	54%
2021	59%	54%
2020	64%	54%
2019	64%	56%
2018	64%	56%
2017	65%	58%
2016	66%	58%
2015	65%	58%

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The share of White private school students in Idaho fell from 66% in 2016 to 60% in 2025.

# Hawaiian Students

50 Students

20,065 Students

% Hawaiian Students

<1%

# Others Students

6,517 Students

1,472,707 Students

% of Others Students

30%

26%

View Data

Showing 2016–2025. View full 11-year historical data

Other Races Student Percentage Trends

Year	Idaho (ID) Avg	National
2025	31%	26%
2024	31%	26%
2023	34%	25%
2022	33%	25%
2021	33%	25%
2020	26%	24%
2019	25%	24%
2018	25%	23%
2017	27%	22%
2016	26%	22%
2015	27%	21%

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The share of private school students identifying as other races in Idaho rose from 26% in 2016 to 31% in 2025.

All Ethnic Groups

Extracurriculars & Sports

Average Number of Extracurriculars

7 extracurriculars

9 extracurriculars

Average Number of Sports

7 sports

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Frequently Asked Questions

What are the top ranked private schools in Idaho?

The top-ranked private schools in Idaho include Nampa Christian Schools, Greenleaf Friends Academy, and Bishop Kelly High School.

How many private schools are located in Idaho?

There are 166 private schools are located in Idaho.

How much do private schools cost in Idaho?

The average private school tuition in Idaho is $9,035 for elementary schools and $9,691 for high schools

How diverse are private schools in Idaho?

Approximately 15% of students in Idaho private schools are minority students (compared to the national percentage).

What percentage of students in Idaho go to private school?

6% of all K-12 students in Idaho attend private schools (compared to the national average of 10%).

What percentage of private schools are religiously affiliated in Idaho?

63% of private schools in Idaho are religiously affiliated, with most being Christian or Catholic.

Which private schools in Idaho are often viewed compared to one another?

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The map shows the schools listed on this page, not every private school in Idaho.