Top Ranked Lewis County Private Schools (2026-27)

Centralia Christian School

Gr: PK-10 | 256 students

Avg. class size: 16 students

Sports: 3 | Extracurriculars: 2

Christian

1315 S. Tower Ave

Centralia, WA 98531

(360) 736-7657

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Lewis County Adventist School

Gr: PK-10 | 59 students

Avg. class size: 14 students

Extracurriculars: 2

Seventh Day Adventist

2102 S. Scheuber Rd.

Chehalis, WA 98532

(360) 748-3213

(3)

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St. Joseph School

Gr: PK-8 | 164 students

Avg. class size: 12 students

Extracurriculars: 4

Catholic

123 Sw 6th St

Chehalis, WA 98532

(360) 748-0961

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[+] Show Closed Private Schools in Lewis County, Washington

Lewis County Private Schools (Closed)

Napavine Christian School

Gr: PK-10 | 19 students

Baptist

Po Box 546

Napavine, WA 98565

(360) 262-9139

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Overview

Academics and Faculty:

# Teachers

38 Teachers

10,046 Teachers

Average Student-Teacher Ratio

13:1

12:1

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Student-Teacher Ratio Trends (2015-2025)
Year	Lewis County Average	Washington (WA) Average	National Average
2025	14:1	12:1	11:1
2024	15:1	12:1	11:1
2023	14:1	12:1	11:1
2022	13:1	12:1	11:1
2021	13:1	12:1	11:1
2020	13:1	12:1	12:1
2019	14:1	12:1	12:1
2018	14:1	12:1	12:1
2017	13:1	12:1	12:1
2016	13:1	12:1	12:1
2015	15:1	12:1	12:1

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% Average Faculty w/Advanced Degree

46%

59%

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Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Lewis County Average	Washington (WA) Average	National Average
2025	46%	58%	55%
2024	46%	57%	54%
2023	46%	58%	54%
2022	46%	57%	54%
2021	46%	57%	54%
2020	40%	57%	54%
2019	35%	56%	53%
2018	35%	55%	53%
2017	35%	55%	53%
2016	35%	54%	52%
2015	40%	55%	52%

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Average Class Size

14 students

15 students

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Class Size Trends (2015-2025)
Year	Lewis County Average	Washington (WA) Average	National Average
2025	15	16	15
2024	15	16	15
2023	15	16	15
2022	16	15	15
2021	16	15	15
2020	12	15	15
2019	13	15	15
2018	13	15	15
2017	13	15	15
2016	14	15	15
2015	17	15	15

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$5,635

$15,172

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Tuition Cost Trends (2015-2025)
Year	Lewis County Average	Washington (WA) Average	National Average
2025	$5,708	$15,533	$15,012
2024	$5,536	$15,185	$14,622
2023	$5,536	$14,169	$14,057
2022	$5,083	$13,293	$13,504
2021	$5,083	$12,994	$13,232
2020	$4,389	$12,587	$12,915
2019	$4,389	$12,231	$12,656
2018	$4,389	$11,837	$12,363
2017	$4,389	$11,270	$12,049
2016	$4,389	$10,847	$11,633
2015	$3,494	$10,475	$11,174

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Average % on Financial Aid

54%

28%

View Data

Percent on Financial Aid Trends (2020-2025)
Year	Lewis County Average	Washington (WA) Average	National Average
2025	54%	29%	34%
2024	54%	28%	34%
2023	54%	27%	34%
2022	54%	27%	33%
2021	54%	26%	33%
2020	54%	27%	32%

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Average Financial Aid Grant

$950

$9,008

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Financial Aid Grant Trends (2020-2025)
Year	Lewis County Average	Washington (WA) Average	National Average
2025	$950	$8,921	$7,073
2024	$950	$8,821	$6,930
2023	$950	$6,927	$6,469
2022	$950	$6,141	$6,289
2021	$950	$6,073	$6,055
2020	$950	$5,578	$5,921

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Average Acceptance Rate

97%

85%

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Acceptance Rate Trends (2020-2025)
Year	Lewis County Average	Washington (WA) Average	National Average
2025	97%	82%	81%
2024	97%	85%	85%
2023	97%	85%	85%
2022	97%	85%	85%
2021	97%	85%	85%
2020	95%	85%	85%

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Students by Ethnicity:

0.56

0.64

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Diversity Score Trends
Year	Lewis County Average	Washington (WA) Average	National Average
2025	0.57	0.64	0.65
2024	0.57	0.64	0.65
2023	0.57	0.64	0.65
2022	0.55	0.62	0.64
2021	0.55	0.63	0.64
2020	0.43	0.63	0.64
2019	0.47	0.61	0.63
2018	0.47	0.62	0.63
2017	0.52	0.61	0.61
2016	0.50	0.60	0.61
2015	0.55	0.60	0.61

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# American Indian Students

2 Students

1,226 Students

% American Indian Students

n/a

# Asian Students

13 Students

9,040 Students

% Asian Students

View Data

Asian Student Percentage Trends
Year	Lewis County Average	Washington (WA) Average	National Average
2025	3%	8%	5%
2024	3%	8%	5%
2023	4%	8%	5%
2022	5%	7%	4%
2021	5%	7%	4%
2020	4%	7%	4%
2019	4%	6%	4%
2018	4%	6%	4%
2017	5%	6%	4%
2016	5%	6%	4%
2015	4%	6%	4%

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# Hispanic Students

35 Students

6,302 Students

% Hispanic Students

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Hispanic Student Percentage Trends
Year	Lewis County Average	Washington (WA) Average	National Average
2025	7%	5%	9%
2024	7%	5%	9%
2023	6%	5%	9%
2022	8%	5%	8%
2021	8%	5%	9%
2020	10%	5%	9%
2019	10%	5%	8%
2018	10%	5%	8%
2017	6%	5%	8%
2016	7%	5%	8%
2015	6%	5%	8%

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# Black Students

3 Students

3,815 Students

% Black Students

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Black Student Percentage Trends
Year	Lewis County Average	Washington (WA) Average	National Average
2025	1%	3%	7%
2024	1%	3%	7%
2020	1%	3%	8%
2019	1%	3%	7%
2018	1%	3%	7%
2017	1%	3%	7%
2016	1%	3%	7%
2015	2%	3%	8%

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# White Students

292 Students

59,127 Students

% White Students

59%

50%

View Data

White Student Percentage Trends
Year	Lewis County Average	Washington (WA) Average	National Average
2025	58%	50%	52%
2024	57%	50%	52%
2023	56%	51%	52%
2022	62%	53%	54%
2021	62%	53%	54%
2020	74%	53%	54%
2019	71%	55%	56%
2018	71%	55%	56%
2017	65%	56%	58%
2016	68%	56%	58%
2015	61%	57%	58%

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# Hawaiian Students

1 Student

651 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

152 Students

37,106 Students

% of Others Students

30%

32%

View Data

Other Races Student Percentage Trends
Year	Lewis County Average	Washington (WA) Average	National Average
2025	31%	32%	26%
2024	32%	32%	26%
2023	34%	31%	25%
2022	25%	30%	25%
2021	25%	30%	25%
2020	11%	29%	24%
2019	14%	29%	24%
2018	14%	29%	23%
2017	23%	28%	22%
2016	19%	28%	22%
2015	27%	27%	21%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

3 extracurriculars

8 extracurriculars

Average Number of Sports

3 sports

6 sports

Frequently Asked Questions

What are the top ranked private schools in Lewis County, WA?

The private schools in Lewis County, WA include Centralia Christian School, St. Joseph School, and Lewis County Adventist School.

How many private schools are located in Lewis County?

3 private schools are located in Lewis County.

What percentage of students in Lewis County go to private school?

4% of all K-12 students in Lewis County are educated in private schools (compared to the WA state average of 10%).

What percentage of private schools are religiously affiliated in Lewis County?

75% of private schools in Lewis County are religiously affiliated (most commonly Christian and Seventh Day Adventist).

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

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Year	Lewis County Average	Washington (WA) Average	National Average
2025	126	172	179
2024	128	170	172
2023	155	163	174
2022	143	157	185
2021	143	157	180
2020	119	151	171
2019	124	152	175
2018	124	150	172
2017	117	151	180
2016	109	148	178
2015	95	144	167

Quick Facts (26-27)

Quick Facts (26-27)

Top Ranked Lewis County Private Schools (2026-27)

Lewis County Private Schools (Closed)

Overview

Trends in Total Number of Private Schools

Trends in the Average Number of Students Per Private School

Percentage of Students of Color Trends (2015-2025)

Academics and Faculty:

Student-Teacher Ratio Trends (2015-2025)

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

Class Size Trends (2015-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Percent on Financial Aid Trends (2020-2025)

Financial Aid Grant Trends (2020-2025)

Acceptance Rate Trends (2020-2025)

Students by Ethnicity:

Diversity Score Trends

Asian Student Percentage Trends

Hispanic Student Percentage Trends

Black Student Percentage Trends

White Student Percentage Trends

Other Races Student Percentage Trends

Extracurriculars and Sports:

Frequently Asked Questions

Recent Articles

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