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

Washington County Private Schools (Closed)

Crossridge Montessori

Gr: PK-K | 17 students

Montessori School (Christian)

23550 Sw Pine St

Sherwood, OR 97140

(503) 625-7758

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Laurelwood Elementary School

Gr: K-8 | 20 students

Seventh Day Adventist

Po Box 39

Gaston, OR 97119

(503) 985-7289

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Northwest Chinese Academy

Gr: PK-5 | 34 students

Specialized Curriculum

8565 Sw Beaverton Hillsdale Hwy Ste 1

Portland, OR 97225

(503) 546-3455

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Northwest Montessori School

Gr: K | 6 students

All-boys | Montessori School

11511 Sw Bull Mountain Rd

Portland, OR 97224

(503) 620-8135

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Touchtone School

Gr: PK-K | 60 students

Daycare / Preschool

16180 Sw Regatta Ln

Beaverton, OR 97006

(503) 533-9100

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Overview

Academics and Faculty:

# Teachers

1,193 Teachers

5,012 Teachers

Average Student-Teacher Ratio

12:1

View Data

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

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% Average Faculty w/Advanced Degree

66%

63%

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Percentage of Faculty With Advanced Degrees Trends (2015-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	64%	62%	55%
2024	61%	61%	54%
2023	60%	61%	54%
2022	65%	62%	54%
2021	66%	62%	54%
2020	63%	61%	54%
2019	62%	59%	53%
2018	61%	59%	53%
2017	60%	59%	53%
2016	58%	58%	52%
2015	59%	56%	52%

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Average Class Size

16 students

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Class Size Trends (2015-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	17	16	15
2024	17	16	15
2023	17	16	15
2022	17	16	15
2021	17	16	15
2020	17	16	15
2019	16	16	15
2018	16	16	15
2017	16	16	15
2016	16	16	15
2015	15	15	15

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Average Number of AP Courses

10 courses

12 courses

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Trends in Average Number of AP Courses Offered
Year	Washington County Average	Oregon (OR) Average	National Average
2025	9	12	13
2024	9	11	12
2023	8	10	11
2022	8	9	11
2021	8	9	11
2020	8	9	11
2019	7	9	11
2018	7	8	11
2017	7	7	10
2016	7	7	10
2015	5	7	10

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Average SAT score

1291

(Out of 1600)

1243

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SAT Score Trends (2017-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	1285	1241	1233
2024	1285	1236	1230
2023	1288	1248	1228
2022	1288	1249	1229
2021	1288	1244	1229
2020	1288	1235	1226
2019	1290	1235	1226
2018	1269	1241	1226
2017	1270	1247	1233

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Average ACT score

(Out of 36)

View Data

ACT Score Trends (2016-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	29	27	26
2024	29	27	26
2023	29	27	26
2022	29	27	26
2021	29	27	26
2020	29	27	25
2019	29	27	25
2018	28	27	25
2017	28	27	25
2016	28	26	25

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Tuition and Acceptance Rate:

Average Yearly Tuition Cost

$12,047

$11,780

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Tuition Cost Trends (2015-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	$12,936	$12,154	$15,012
2024	$11,547	$10,662	$13,254
2023	$10,041	$10,187	$12,626
2022	$11,111	$9,983	$12,187
2021	$10,780	$9,763	$11,800
2020	$10,701	$9,874	$11,512
2019	$10,433	$9,302	$11,293
2018	$10,243	$8,760	$11,017
2017	$9,804	$8,512	$10,708
2016	$7,871	$7,940	$10,356
2015	$8,261	$7,684	$9,939

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Average Summer Program Cost

$633

$722

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Summer Program Cost Trends (2020-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	$690	$684	$1,152
2024	$635	$640	$1,128
2023	$374	$555	$1,156
2022	$578	$636	$1,102
2021	$573	$689	$1,125
2020	$565	$684	$1,217

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Average % on Financial Aid

27%

30%

View Data

Percent on Financial Aid Trends (2015-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	26%	30%	34%
2024	24%	30%	34%
2023	22%	29%	34%
2022	22%	29%	33%
2021	22%	29%	33%
2020	22%	29%	32%
2019	21%	29%	31%
2018	19%	28%	30%
2017	19%	27%	30%
2016	18%	27%	29%
2015	18%	27%	28%

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Average Financial Aid Grant

$7,322

$4,302

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Financial Aid Grant Trends (2015-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	$5,678	$4,082	$7,073
2024	$5,250	$3,908	$6,930
2023	$4,689	$3,759	$6,469
2022	$5,009	$3,771	$6,289
2021	$4,968	$3,772	$6,055
2020	$5,132	$3,855	$5,921
2019	$5,334	$4,393	$5,795
2018	$4,494	$4,074	$5,456
2017	$4,494	$3,602	$5,319
2016	$4,441	$3,095	$5,105
2015	$4,544	$3,030	$5,030

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Average Acceptance Rate

90%

85%

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Acceptance Rate Trends (2015-2025)
Year	Washington County Average	Oregon (OR) Average	National Average
2025	87%	83%	81%
2024	88%	89%	85%
2023	89%	89%	85%
2022	82%	87%	85%
2021	82%	86%	85%
2020	82%	86%	85%
2019	80%	85%	85%
2018	81%	85%	85%
2017	81%	84%	85%
2016	81%	86%	85%
2015	78%	87%	85%

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Average Endowment Size

$158.78 million

$76.75 million

Students by Ethnicity:

0.65

0.61

View Data

Diversity Score Trends
Year	Washington County Average	Oregon (OR) Average	National Average
2025	0.65	0.61	0.65
2024	0.65	0.61	0.65
2023	0.63	0.62	0.65
2022	0.61	0.61	0.64
2021	0.61	0.61	0.64
2020	0.62	0.61	0.64
2019	0.62	0.61	0.63
2018	0.61	0.61	0.63
2017	0.59	0.57	0.61
2016	0.58	0.57	0.61
2015	0.59	0.57	0.61

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# American Indian Students

104 Students

403 Students

% American Indian Students

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Percentage of Private School Students of American Indian Trends
Year	Washington County Average	Oregon (OR) Average	National Average
2025	1%	1%	1%
2024	1%	1%	1%
2023	2%	1%	1%
2022	1%	2%	2%
2021	1%	1%	1%
2020	1%	1%	1%
2019	1%	1%	1%
2018	1%	1%	2%
2017	1%	1%	1%
2016	2%	1%	1%
2015	2%	1%	1%

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# Asian Students

1,234 Students

2,978 Students

% Asian Students

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Asian Student Percentage Trends
Year	Washington County Average	Oregon (OR) Average	National Average
2025	9%	5%	5%
2024	9%	5%	5%
2023	8%	5%	5%
2022	8%	5%	4%
2021	8%	5%	4%
2020	8%	5%	4%
2019	7%	5%	4%
2018	7%	5%	4%
2017	8%	5%	4%
2016	7%	5%	4%
2015	8%	5%	4%

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# Hispanic Students

763 Students

3,638 Students

% Hispanic Students

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Hispanic Student Percentage Trends
Year	Washington County Average	Oregon (OR) Average	National Average
2025	5%	6%	9%
2024	5%	6%	9%
2023	4%	7%	9%
2022	4%	6%	8%
2021	4%	6%	9%
2020	4%	6%	9%
2019	4%	6%	8%
2018	4%	6%	8%
2017	3%	4%	8%
2016	3%	4%	8%
2015	3%	4%	8%

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# Black Students

297 Students

1,639 Students

% Black Students

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Black Student Percentage Trends
Year	Washington County Average	Oregon (OR) Average	National Average
2025	2%	3%	7%
2024	2%	3%	7%
2023	2%	3%	8%
2022	2%	3%	7%
2021	2%	3%	7%
2020	2%	3%	8%
2019	2%	3%	7%
2018	2%	3%	7%
2017	1%	2%	7%
2016	1%	2%	7%
2015	1%	2%	8%

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# White Students

6,785 Students

31,766 Students

% White Students

48%

55%

View Data

White Student Percentage Trends
Year	Washington County Average	Oregon (OR) Average	National Average
2025	48%	55%	52%
2024	48%	55%	52%
2023	49%	54%	52%
2022	52%	54%	54%
2021	53%	55%	54%
2020	52%	55%	54%
2019	52%	55%	56%
2018	53%	55%	56%
2017	56%	59%	58%
2016	56%	59%	58%
2015	56%	60%	58%

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# Hawaiian Students

73 Students

379 Students

% Hawaiian Students

n/a

# Two or more races Students

n/a

% of Two or more races Students

n/a

# Others Students

4,938 Students

17,056 Students

% of Others Students

35%

29%

View Data

Other Races Student Percentage Trends
Year	Washington County Average	Oregon (OR) Average	National Average
2025	34%	29%	26%
2024	34%	29%	26%
2023	35%	30%	25%
2022	33%	30%	25%
2021	32%	30%	25%
2020	33%	30%	24%
2019	34%	30%	24%
2018	33%	30%	23%
2017	31%	29%	22%
2016	31%	29%	22%
2015	30%	28%	21%

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All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars

8 extracurriculars

7 extracurriculars

Average Number of Sports

7 sports

6 sports

Frequently Asked Questions

What are the top ranked private schools in Washington County, OR?

The private schools in Washington County, OR include Valley Catholic High School, Westside Christian High School, and Catlin Gabel School.

How many private schools are located in Washington County?

87 private schools are located in Washington County.

How much do private schools cost in Washington County?

The average tuition cost is $12,047, which is higher than the Oregon private school average tuition cost of $11,780.

How diverse are private schools in Washington County?

Washington County private schools are approximately 35% minority students, which is higher than the Oregon private school average of 26%.

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

15% of all K-12 students in Washington County are educated in private schools (compared to the OR state average of 10%).

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

43% of private schools in Washington County are religiously affiliated (most commonly Christian and Catholic).

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

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Quick Facts (2026-27)

Quick Facts (2026-27)

Top Ranked Washington County Private Schools (2026-27)

Washington 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)

Trends in Average Number of AP Courses Offered

SAT Score Trends (2017-2025)

ACT Score Trends (2016-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2020-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Students by Ethnicity:

Diversity Score Trends

Percentage of Private School Students of American Indian 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

Filter Schools

Quick Links

Most Popular Articles

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Trends in the Average Number of Students Per Private School
Year	Washington County Average	Oregon (OR) Average	National Average
2025	169	131	179
2024	163	128	172
2023	157	125	174
2022	157	128	185
2021	153	126	180
2020	147	118	171
2019	155	120	175
2018	153	119	172
2017	156	124	180
2016	154	123	178
2015	152	119	167

Best Washington County Private Schools (2026-27)

Top Ranked Washington County Private Schools (2026-27)

Washington 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)

Trends in Average Number of AP Courses Offered

SAT Score Trends (2017-2025)

ACT Score Trends (2016-2025)

Tuition and Acceptance Rate:

Tuition Cost Trends (2015-2025)

Summer Program Cost Trends (2020-2025)

Percent on Financial Aid Trends (2015-2025)

Financial Aid Grant Trends (2015-2025)

Acceptance Rate Trends (2015-2025)

Students by Ethnicity:

Diversity Score Trends

Percentage of Private School Students of American Indian 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

More Articles