For the 2025-26 school year, there are 12 private preschools belonging to National Association of Independent Schools (NAIS) serving 4,235 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 Catlin Gabel School, Oregon Episcopal School, and Cascades Academy.
The average tuition cost is $19,634, which is higher than the Oregon private preschool average tuition cost of $10,577.
25% of private preschools belonging to National Association of Independent Schools (NAIS) in Oregon are religiously affiliated (most commonly Episcopal and Seventh Day Adventist).
Top Ranked Private Preschools Belonging to National Association of Independent Schools (NAIS) in Oregon (2025-26)
School
Location
Quick Facts
8825 SW Barnes Road
Portland, OR 97225
(503) 297-1894
Portland, OR 97225
(503) 297-1894
Gr: PK-12 | 784 students Avg. class size: 17 students Sports: 9 | Extracurrculars: 43 Tuition & acceptance rate listed
2305 S Water Avenue
Portland, OR 97201
(503) 226-2496
Portland, OR 97201
(503) 226-2496
Gr: PK-5 | 397 students Avg. class size: 13 students Extracurrculars: 4 Tuition & acceptance rate listed
6300 SW Nicol Road
Portland, OR 97223
(503) 768-3115
Portland, OR 97223
(503) 768-3115
Gr: PK-12 | 866 students Avg. class size: 16 students Sports: 10 | Extracurrculars: 24 Tuition & acceptance rate listed
6974 Bates Rd SE
Salem, OR 97306
(503) 399-9020
Salem, OR 97306
(503) 399-9020
Gr: NS-8 | 191 students Avg. class size: 18 students Sports: 3 | Extracurrculars: 6 Tuition listed
19860 Tumalo Reservoir Road
Bend, OR 97703
(541) 382-0699
Bend, OR 97703
(541) 382-0699
Gr: PK-12 | 256 students Avg. class size: 18 students Sports: 8 | Extracurrculars: 11 Tuition & acceptance rate listed
8500 NW Johnson Street
Portland, OR 97229
(503) 292-7776
Portland, OR 97229
(503) 292-7776
Gr: NS-8 | 571 students Avg. class size: 15 students Sports: 5 | Extracurrculars: 17 Tuition listed
Holy Redeemer Catholic School
(Catholic)
127 N Rosa Parks Way
Portland, OR 97217
(503) 283-5197
Portland, OR 97217
(503) 283-5197
Gr: PK-8 | 291 students
86397 Eldon Schafer Dr
Eugene, OR 97405
(541) 744-0954
Eugene, OR 97405
(541) 744-0954
Gr: PK-8 | 154 students Avg. class size: 15 students Sports: 3 | Extracurrculars: 5 Tuition & acceptance rate listed
3990 Nw 1st Street
Gresham, OR 97030
(503) 665-4102
Gresham, OR 97030
(503) 665-4102
Gr: PK-8 | 330 students Avg. class size: 18 students Sports: 5 | Extracurrculars: 6 Tuition & acceptance rate listed
4045 SW Research Way
Corvallis, OR 97333
(541) 766-8313
Corvallis, OR 97333
(541) 766-8313
Gr: NS-8 | 176 students Avg. class size: 17 students Sports: 1 | Extracurrculars: 19 Tuition listed
The Portland Montessori School![The Portland Montessori School Photo - Front entrance The Portland Montessori School Photo - Front entrance]()

Montessori School
205 NE 50th Ave
Portland, OR 97213
(503) 688-2992
Portland, OR 97213
(503) 688-2992
Gr: NS-6 | 151 students Avg. class size: 22 students Tuition listed
West Hills Montessori School-lake Oswego
Montessori School
4515 Parkview Dr
Lake Oswego, OR 97035
(503) 351-6444
Lake Oswego, OR 97035
(503) 351-6444
Gr: PK-K | 68 students Tuition listed
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