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Abiqua School
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French International School of Oregon

Best Oregon Private Preschools Belonging to National Association of Independent Schools (NAIS)

For the 2026-27 school year, there are 12 private preschools belonging to National Association of Independent Schools (NAIS) serving 4,256 students in Oregon. You can also find more schools membership associations in Oregon.
The top ranked private preschools belonging to National Association of Independent Schools (NAIS) in Oregon include Portland Adventist Elementary School, Oregon Episcopal School, and Cascades Academy.
The average tuition cost is $21,391, which is higher than the Oregon private preschool average tuition cost of $9,638.
25% of private preschools belonging to National Association of Independent Schools (NAIS) in Oregon are religiously affiliated (most commonly Catholic and Episcopal).

Quick Facts (26-27)

  • # Private Schools: 12

Quick Facts (26-27)

  • # Private Schools: 12

Top Ranked Private Preschools Belonging to National Association of Independent Schools (NAIS) in Oregon (2026-27)

Abiqua School Photo
Abiqua School
Gr: NS-8 | 226 students
Avg. class size: 20 students
Sports: 6 | Extracurriculars: 6
6974 Bates Rd SE
Salem, OR 97306
(503) 399-9020
(5)
View Profile
Catlin Gabel School Photo
Catlin Gabel School
Gr: PK-12 | 788 students
Avg. class size: 15 students
Sports: 8 | Extracurriculars: 35
8825 SW Barnes Road
Portland, OR 97225
(503) 297-1894
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International School Of Portland Photo
International School Of Portland
Gr: PK-5 | 346 students
Avg. class size: 13 students
Sports: 3 | Extracurriculars: 4
Specialized Curriculum
2305 S Water Avenue
Portland, OR 97201
(503) 226-2496
(17)
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Oregon Episcopal School Photo
Oregon Episcopal School
Gr: PK-12 | 861 students
Avg. class size: 16 students
Sports: 10 | Extracurriculars: 59
Episcopal
6300 SW Nicol Road
Portland, OR 97223
(503) 768-3115
(5)
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Cascades Academy Photo
Cascades Academy
Gr: PK-12 | 256 students
Avg. class size: 18 students
Sports: 8 | Extracurriculars: 11
19860 Tumalo Reservoir Road
Bend, OR 97703
(541) 382-0699
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French International School of Oregon Photo
French International School of Oregon
Gr: NS-8 | 570 students
Avg. class size: 15 students
Sports: 5 | Extracurriculars: 17
Specialized Curriculum
8500 NW Johnson Street
Portland, OR 97229
(503) 292-7776
(9)
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Map of Holy Redeemer Catholic School
Holy Redeemer Catholic School
Gr: PK-8 | 291 students
Catholic
127 N Rosa Parks Way
Portland, OR 97217
(503) 283-5197
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Map of Portland Adventist Elementary School
Portland Adventist Elementary School
Gr: PK-8 | 330 students
Avg. class size: 18 students
Sports: 5 | Extracurriculars: 6
Seventh Day Adventist
3990 Nw 1st Street
Gresham, OR 97030
(503) 665-4102
(3)
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Ashbrook Independent School Photo
Ashbrook Independent School
Gr: NS-8 | 176 students
Avg. class size: 17 students
Sports: 1 | Extracurriculars: 19
4045 SW Research Way
Corvallis, OR 97333
(541) 766-8313
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Oak Hill School Photo
Oak Hill School
Gr: PK-8 | 193 students
Avg. class size: 15 students
Sports: 2 | Extracurriculars: 3
86397 Eldon Schafer Dr
Eugene, OR 97405
(541) 744-0954
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The Portland Montessori School Photo
The Portland Montessori School
Gr: NS-6 | 151 students
Avg. class size: 22 students
Montessori School
205 NE 50th Ave
Portland, OR 97213
(503) 688-2992
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Map of West Hills Montessori School-lake Oswego
West Hills Montessori School-lake Oswego
Gr: PK-K | 68 students
Montessori School
4515 Parkview Dr
Lake Oswego, OR 97035
(503) 351-6444
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Frequently Asked Questions

What are the top ranked private preschools belonging to National Association of Independent Schools (NAIS) in Oregon?
The top ranked private preschools belonging to National Association of Independent Schools (NAIS) in Oregon include Portland Adventist Elementary School, Oregon Episcopal School, and Cascades Academy.
How many private preschools belonging to National Association of Independent Schools (NAIS) are located in Oregon?
12 private preschools belonging to National Association of Independent Schools (NAIS) are located in Oregon.
How much do private preschools belonging to National Association of Independent Schools (NAIS) cost in Oregon?
The average tuition cost is $21,391, which is higher than the Oregon private school average tuition cost of $9,638.
How diverse are private preschools belonging to National Association of Independent Schools (NAIS) in Oregon?
Oregon private preschools belonging to National Association of Independent Schools (NAIS) are approximately 34% minority students, which is higher than the Oregon private school average of 23%.
What percentage of private preschools belonging to National Association of Independent Schools (NAIS) are religiously affiliated in Oregon?
25% of private preschools belonging to National Association of Independent Schools (NAIS) in Oregon are religiously affiliated (most commonly Catholic and Episcopal).
12
Private Schools
4,256
Students
$21,391
Avg. Tuition
34%
Students of Color
9:1
Student-Teacher Ratio

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