Agia Sophia Academy Photo

Best Washington County Private Schools (2025)

For the 2025 school year, there are 85 private schools serving 14,229 students in Washington County, OR (there are 139 public schools, serving 80,915 public students). 15% of all K-12 students in Washington County, OR are educated in private schools (compared to the OR state average of 10%).
The top ranked private schools in Washington County, OR include Catlin Gabel School, Oregon Episcopal School, and Tualatin Valley Academy.
The average tuition cost is $12,220, which is higher than the Oregon private school average tuition cost of $11,873.
44% of private schools in Washington County, OR are religiously affiliated (most commonly Christian and Catholic).

Top Ranked Washington County Private Schools (2025)

School
Location
Quick Facts
Catlin Gabel School
Catlin Gabel School Photo - Catlin Gabel is recognized as one of the finest schools in the nation. When students step onto our 67-acre campus, they find themselves in the center of our educational experience: fir trees, meadows, and apple orchard, as well as multimedia classrooms, a creative arts center, state-of-the-art science labs, divisional libraries, soccer fields, tennis courts, an outdoor track, and much more.
8825 SW Barnes Road
Portland, OR 97225
(503) 297-1894
Gr: PK-12 | 784 students Avg. class size: 17 students Sports: 9 | Extracurrculars: 43 Tuition & acceptance rate listed
Oregon Episcopal School
Oregon Episcopal School Photo - Our beautiful 59-acre campus provides the perfect setting for open minds to inquire, explore, and grow in order to succeed in an ever-changing global community.
(Episcopal)
(5)
6300 SW Nicol Road
Portland, OR 97223
(503) 768-3115
Gr: PK-12 | 866 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 24 Tuition & acceptance rate listed
Bearverton Ymca Child Development Center
Daycare / Preschool (Christian)
15650 Nw Blueridge Rd
Beaverton, OR 97006
(503) 466-1322
Gr: K | 14 students Avg. class size: 15 students
Edison High School
Edison High School Photo - Entrance to Edison.
Special Education School
9020 SW Beaverton Hillsdale Hwy
Portland, OR 97225
(503) 297-2336
Gr: 9-12 | 140 students Avg. class size: 9 students Sports: 13 Tuition & acceptance rate listed
Faith Bible Christian School
(Christian)
8975 NE Walker Rd #120
Beaverton, OR 97006
(503) 681-8254
Gr: PK-12 | 335 students Avg. class size: 24 students Sports: 9 | Extracurrculars: 4 Tuition & acceptance rate listed
Gaarde Christian School
Gaarde Christian School Photo - Gaarde Christian School is located on the campus of Faith Journey Church in Tigard, Oregon
(Christian)
11265 SW Gaarde Street
Portland, OR 97224
(503) 639-5336
Gr: PK-8 | 210 students Avg. class size: 16 students Extracurrculars: 2 Tuition & acceptance rate listed
German International School
German International School Photo
(8)
3900 SW Murray Blvd
Beaverton, OR 97005
(503) 626-9089
Gr: PK-8 | 416 students Avg. class size: 16 students Sports: 4 | Extracurrculars: 5 Tuition & acceptance rate listed
Holy Trinity Catholic School
(Catholic)
13755 Sw Walker Rd
Beaverton, OR 97005
(503) 644-5748
Gr: PK-8 | 285 students Avg. class size: 30 students
Horizon Christian School
Horizon Christian School Photo - "Where everybody is somebody and Jesus is all." Discover Horizon Christian School, where we offer Christ-centered education for the whole family-from Preschool through High School!
(Christian)
(3)
23370 SW Boones Ferry Rd.
Tualatin, OR 97062
(503) 783-6642
Gr: PK-12 | 696 students Avg. class size: 23 students Sports: 12 | Extracurrculars: 12 Tuition & acceptance rate listed
Jesuit High School
(Catholic)
9000 Sw Beaverton-hillsdale Hwy
Portland, OR 97225
(503) 292-2336
Gr: 9-12 | 1,281 student Tuition listed
Life Christian School
Life Christian School Photo
(Christian)
(2)
5585 Sw 209th Ave
Beaverton, OR 97078
(503) 259-1329
Gr: PK-12 | 260 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 1 Tuition listed
Prince Of Peace School
Prince Of Peace School Photo - Bright Cheerful Classroom
Daycare / Preschool (Lutheran Church Missouri Synod)
(1)
14175 NW Cornell Road
Portland, OR 97229
(503) 645-1211
Gr: PK-K | 289 students Avg. class size: 10 students
St. Anthony School
(Catholic)
9690 SW Johnson St
Tigard, OR 97223
(503) 639-4179
Gr: PK-8 | 379 students Avg. class size: 17 students Sports: 3 | Extracurrculars: 2 Tuition & acceptance rate listed
St. Cecilia School
St. Cecilia School Photo
(Catholic)
12250 Sw 5th St
Beaverton, OR 97005
(503) 644-2619
Gr: PK-8 | 312 students Sports: 5 | Extracurrculars: 2
St. Francis Of Assisi School
(Catholic)
39085 Nw Harrington Road
Banks, OR 97106
(503) 324-2182
Gr: PK-8 | 137 students Avg. class size: 20 students Tuition & acceptance rate listed
St. Francis School
(Catholic)
(1)
15643 Sw Oregon St
Sherwood, OR 97140
(503) 625-0497
Gr: PK-8 | 217 students Avg. class size: 20 students Sports: 2 Tuition & acceptance rate listed
St. Matthew Catholic School
St. Matthew Catholic School Photo
(Catholic)
(9)
221 SE Walnut Street
Hillsboro, OR 97123
(503) 648-2512
Gr: PK-8 | 91 students Avg. class size: 15 students Tuition & acceptance rate listed
St. Paul Lutheran School
(Lutheran Church Missouri Synod)
17500 Sw Cederview Way
Sherwood, OR 97140
(503) 625-6648
Gr: PK-5 | 103 students Tuition listed
St. Pius X School
St. Pius X School Photo
(Catholic)
1260 Nw Saltzman Road
Portland, OR 97229
(503) 644-3244
Gr: PK-8 | 540 students Avg. class size: 30 students Sports: 4 | Extracurrculars: 6 Tuition listed
St. Stephen's Academy
St. Stephen's Academy Photo - SSA - A Classical Christian School
Special Program Emphasis (Presbyterian)
(39)
7275 SW Hall Blvd
Beaverton, OR 97008
(503) 646-4617
Gr: PK-12 | 286 students Avg. class size: 16 students Sports: 4 | Extracurrculars: 3 Tuition & acceptance rate listed
Southwest Christian School
(Christian)
14605 SW Weir Road
Beaverton, OR 97007
(503) 524-8000
Gr: PK-12 | 351 students Avg. class size: 17 students Sports: 6 Tuition listed
Tualatin Valley Academy
Tualatin Valley Academy Photo - Kindergarten students in the classroom
(Seventh Day Adventist)
7405 E Main Street
Hillsboro, OR 97123
(503) 649-5518
Gr: PK-12 | 238 students Avg. class size: 20 students Sports: 3 | Extracurrculars: 6 Tuition & acceptance rate listed
Valley Catholic Elementary School
Valley Catholic Elementary School Photo - Valley Catholic Elementary Middle School in Beaverton, Oregon.
(Catholic)
4420 SW St. Mary’s Drive
Beaverton, OR 97078
(503) 718-6500
Gr: K-5 | 337 students Tuition listed
Valley Catholic High School
(Catholic)
4275 SW 148th Ave
Beaverton, OR 97078
(503) 644-3745
Gr: NS-12 | 370 students Avg. class size: 18 students Sports: 12
Valor Christian School International
Valor Christian School International Photo - Playing on the playground
(Christian)
(3)
3350 SW 182nd Ave
Beaverton, OR 97003
(503) 642-1593
Gr: PK-12 | 298 students Avg. class size: 20 students Sports: 8 | Extracurrculars: 7 Tuition listed
Visitation School
(Catholic)
4189 Nw Visitation Rd
Forest Grove, OR 97116
(503) 357-6990
Gr: PK-8 | 209 students Avg. class size: 14 students Sports: 2 | Extracurrculars: 2 Tuition listed
Westside Christian High School
Westside Christian High School Photo - SeniorRetreat2017
(Christian)
(4)
8200 SW Pfaffle St.
Portland, OR 97223
(503) 697-4711
Gr: 9-12 | 258 students Avg. class size: 21 students Sports: 9 | Extracurrculars: 4 Tuition listed
Ymca - Amber Glenn
Daycare / Preschool (Christian)
2120 Nw Amberbrook Dr
Beaverton, OR 97006
(503) 629-9622
Gr: K | 30 students
Agia Sophia Academy
Agia Sophia Academy Photo
(Greek Orthodox)
(3)
14485 SW Walker Road
Beaverton, OR 97006
(503) 641-4600
Gr: PK-8 | 37 students Avg. class size: 12 students Tuition & acceptance rate listed
Angels Academy Llc
Montessori School
16862 Sw Theodore Way
Beaverton, OR 97006
(503) 801-8724
Gr: PK-2 | 50 students Tuition listed
4201 SW Borland Rd
Tualatin, OR 97062
(503) 638-6399
Gr: K-8 | 186 students Avg. class size: 20 students Tuition listed
Barnes-miller Child Development Center
Daycare / Preschool
7345 Sw Barnes Rd
Portland, OR 97225
(503) 292-7847
Gr: PK-K | 106 students
Baseline KinderCare
Baseline KinderCare Photo - Building
Daycare / Preschool
18685 SW Baseline Rd
Beaverton, OR 97006
(503) 645-8244
Gr: NS-PK | 79 students
Baseline Learning Tree
Daycare / Preschool
20363 Sw Baseline Rd
Beaverton, OR 97006
(503) 439-8686
Gr: K-1 | 66 students Tuition listed
Bethany Village Montessori
Montessori School
15188 Nw Central Dr
Portland, OR 97229
(503) 533-5626
Gr: PK-K | 85 students
Show 50 more private schools in Washington County, OR (out of 85 total schools)
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[+] Show Closed Private Schools in Washington County, Oregon

Washington County Private Schools (Closed)

School
Location
Quick Facts
Crossridge Montessori (Closed 2015)
Montessori School (Christian)
23550 Sw Pine St
Sherwood, OR 97140
(503) 625-7758
Gr: PK-K | 17 students
Po Box 39
Gaston, OR 97119
(503) 985-7289
Gr: K-8 | 20 students
8565 Sw Beaverton Hillsdale Hwy Ste 1
Portland, OR 97225
(503) 546-3455
Gr: PK-5 | 34 students
Northwest Montessori School (Closed 2010)
All-boys | Montessori School
11511 Sw Bull Mountain Rd
Portland, OR 97224
(503) 620-8135
Gr: K | 6 students
16180 Sw Regatta Ln
Beaverton, OR 97006
(503) 533-9100
Gr: PK-K | 60 students

Frequently Asked Questions

What are the top ranked private schools in Washington County, OR?
The top ranked private schools in Washington County, OR include Catlin Gabel School, Oregon Episcopal School, and Tualatin Valley Academy.
How many private schools are located in Washington County?
85 private schools are located in Washington County.
How much do private schools cost in Washington County?
The average tuition cost is $12,220, which is higher than the Oregon private school average tuition cost of $11,873.
How diverse are private schools in Washington County?
Washington County private schools are approximately 32% minority students, which is higher than the Oregon private school average of 25%.
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?
44% 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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