For the 2026 school year, there are 34 college-prep and junior boarding schools serving 12,286 students located throughout Western.
You can also browse our full boarding school directory or specify additional search criteria.
Best Western Boarding Schools (2026)
Tacoma, WA
Gr: 9-12 | Pre-K-12 (day) | 880 students
Student-teacher ratio: 6.5:1
Avg. class size: 17 students
Tuition listed
827 N Tacoma Ave
Tacoma, WA 98403
(253) 284-8603
Gr: 7-12 | 275 students
Student-teacher ratio: 13:1
Avg. class size: 15 students
Acceptance rate: 73%
Tuition listed
All-boys (secular)
2605 Carlsbad Blvd.
Carlsbad, CA 92008
(888) 762-2338
Gr: 5-12, PG | K-12, PG (day) | 130 students
Student-teacher ratio: 10:1
Avg. class size: 12 students
Acceptance rate: 90%
Tuition listed
Christian
54-230 Kamehameha Hwy
Hauula, HI 96717
(808) 670-1909
Gr: 9-12 | 6-12 (day) | 535 students
Student-teacher ratio: 10:1
Avg. class size: 15 students
Tuition listed
2100 Mt. Diablo Scenic Blvd.
Danville, CA 94506
(925) 362-7223
Gr: 9-12, PG | 100 students
Student-teacher ratio: 4:1
Avg. class size: 8 students
Acceptance rate: 50%
Tuition listed
non-sectarian
8585 Ojai Santa Paula Road
Ojai, CA 93023
(805) 646-4343
Gr: 9-12 | 311 students
Student-teacher ratio: 5:1
Avg. class size: 10 students
Acceptance rate: 17%
Tuition listed
1960 Cate Mesa Road, P.O. Box 5005
Carpinteria, CA 93013
(805) 684-4127
Carbondale, CO
Gr: 9-12 | 174 students
Student-teacher ratio: 5:1
Avg. class size: 12 students
Acceptance rate: 55%
Tuition listed
500 Holden Way
Carbondale, CO 81623
(970) 963-2562
Gr: 9-12, PG | 40 students
Student-teacher ratio: 4:1
Avg. class size: 6 students
Acceptance rate: 90%
Tuition listed
454 Academy Drive
Durango, CO 81301
(970) 247-5898
Gr: 5-12 | PK-12 (day) | 220 students
Student-teacher ratio: 10:1
Avg. class size: 13 students
Acceptance rate: 53%
Tuition listed
non-religious
20950 SW Rock Creek Road
Sheridan, OR 97378
(503) 843-3521
Gr: 9-12 | 6-12 (day) | 249 students
Student-teacher ratio: 5:1
Avg. class size: 10 students
Acceptance rate: 45%
Tuition listed
P.O. Box 98, 2555 W. Highway 154
Los Olivos, CA 93441
(800) 287-9197
Gr: 9-12 | 265 students
Student-teacher ratio: 7:1
Avg. class size: 13 students
Acceptance rate: 85%
Tuition listed
1505 E Howard St.
Pasadena, CA 91104
(626) 507-9223
Gr: 9-12 | 220 students
Student-teacher ratio: 12:1
Avg. class size: 12 students
Acceptance rate: 70%
Tuition listed
6155 Fountain Valley School Road
Colorado Springs, CO 80911
(719) 391-5251
Gr: 9-12, PG | K-12, PG (day) | 400 students
Student-teacher ratio: 12:1
Avg. class size: 15 students
Acceptance rate: 42%
Tuition listed
65-1692 Kohala Mountain Road
Kamuela, HI 96743
(808) 881-4321
Idyllwild, CA
Gr: 9-12, PG | 320 students
Student-teacher ratio: 5:1
Avg. class size: 12 students
Acceptance rate: 65%
Tuition listed
52500 Temecula Road
Idyllwild, CA 92549
(951) 468-7223
Gr: 9-12 | K-12 (day) | 2,200 students
Student-teacher ratio: 10:1
Avg. class size: 16 students
Tuition listed
The Episcopal Church
563 Kamoku Street
Honolulu, HI 96826
(808) 943-2379
Gr: 9-12, PG | 70 students
Student-teacher ratio: 7:1
Avg. class size: 7 students
Acceptance rate: 80%
Tuition listed
255 Olympic Valley Road | P.O. Box 2180
Olympic Valley, CA 96146
(245) 582-8690
Lustre, MT
Gr: 9-12 | 43 students
Student-teacher ratio: 7:1
Avg. class size: 10 students
Acceptance rate: 70%
Tuition listed
Christian high school
4 Lustre High Circle
Lustre, MT 59225
(406) 392-5735
Los Olivos, CA
Gr: 9-12 | 82 students
Student-teacher ratio: 4:1
Avg. class size: 10 students
Acceptance rate: 40%
Tuition listed
PO Box 8 / 5100 Figueroa Mountain Road
Los Olivos, CA 93441
(805) 688-5114
Ojai, CA
Gr: 3-12 | PK-12 (day) | 300 students
Student-teacher ratio: 4:1
Avg. class size: 12 students
Acceptance rate: 64%
Tuition listed
723 El Paseo Road
Ojai, CA 93023
(805) 646-1423
Gr: 9-12, PG | PK-12, PG (day) | 875 students
Student-teacher ratio: 7:1
Avg. class size: 16 students
Tuition listed
Episcopal
6300 SW Nicol Road
Portland, OR 97223
(503) 768-3115
Gr: 8-12 | PK-12 (day) | 425 students
Student-teacher ratio: 7:1
Avg. class size: 18 students
Acceptance rate: 80%
Tuition listed
5521 East Warm Springs Avenue
Boise, ID 83716
(208) 424-5000
Gr: 6-12 | 5-12 (day) | 500 students
Student-teacher ratio: 10:1
Avg. class size: 15 students
Tuition listed
Catholic
816 Black Oak Drive
Medford, OR 97504
(541) 773-7877
San Anselmo, CA
Gr: 9-12 | K-12 (day) | 680 students
Student-teacher ratio: 9:1
Avg. class size: 18 students
Tuition listed
1500 Butterfield Road
San Anselmo, CA 94960
(415) 258-1990
Gr: 9-12 | 200 students
Student-teacher ratio: 7:1
Avg. class size: 11 students
Tuition listed
All-girls (Catholic)
1500 Mark Thomas Drive
Monterey, CA 93940
(831) 655-9356
Gr: 8-12 | 6-12 (day) | 120 students
Student-teacher ratio: 8:1
Avg. class size: 15 students
Acceptance rate: 90%
Tuition listed
505 Spring Street
Friday Harbor, WA 98250
(360) 378-6393
Steamboat Springs, CO
Gr: 9-12, PG | K-12, PG (day) | 170 students
Student-teacher ratio: 8:1
Avg. class size: 12 students
Tuition listed
42605 RCR 36
Steamboat Springs, CO 80487
(970) 879-1350
Gr: 9-12 | PK-12 (day) | 510 students
Student-teacher ratio: 10:1
Avg. class size: 12 students
Tuition listed
3152 Forest Lake Road
Pebble Beach, CA 93953
(831) 625-8309
Sun Valley, ID
Gr: 9-12 | PK-12 (day) | 435 students
Student-teacher ratio: 6:1
Avg. class size: 15 students
Acceptance rate: 30%
Tuition listed
1 Community School Drive
Sun Valley, ID 83353
(208) 622-3960
Gr: PK-7 | K-11 (day) | 260 students
Student-teacher ratio: 45:15
Avg. class size: 23 students
Acceptance rate: 31%
Tuition listed
All-girls (Christian)
2747 Masonic Drive2
Park City, MT
(124) 784-4212
Gr: 9-12 | 255 students
Student-teacher ratio: 6:1
Avg. class size: 11 students
Acceptance rate: 16%
Tuition listed
5025 Thacher Road
Ojai, CA 93023
(805) 640-3210
Gr: 8-12, PG | 148 students
Student-teacher ratio: 7:1
Avg. class size: 10 students
Acceptance rate: 70%
Tuition listed
120 South 100 West
Mt. Pleasant, UT 84647
(435) 462-1400
Gr: 9-12 | 405 students
Student-teacher ratio: 6:1
Avg. class size: 14 students
Acceptance rate: 17%
Tuition listed
1175 West Baseline Road
Claremont, CA 91711
(909) 482-5214
Gr: 9-12 | 6-12 (day) | 425 students
Student-teacher ratio: 7:1
Avg. class size: 13 students
Acceptance rate: 30%
Tuition listed
Catholic
302 Portola Road
Portola Valley, CA 94028
(650) 851-8223
Gr: 7-12, PG | 64 students
Student-teacher ratio: 1:12
Avg. class size: 12 students
Acceptance rate: 100%
Tuition listed
59550 East Highway 26
Sandy, OR 97055
(503) 622-8931
Frequently Asked Questions
How many boarding schools are located in Western area of the USA?
There are 34 college-preparatory boarding schools located in Western area of the USA.
What is the average tuition cost of boarding school in Western area of the USA?
The average Western area of the USA boarding school tuition cost is $67,800 per year.
What is the oldest boarding school in Western area of the USA?
San Domenico School, founded in 1850, is the oldest boarding school in Western area of the USA.
What boarding school in Western area of the USA has the lowest acceptance rates?
The Thacher School has the lowest boarding school acceptance rate (16%) in Western area of the USA.
What boarding school in Western area of the USA has the highest average SAT scores?
The Webb Schools has the highest average SAT scores (1510) in Western area of the USA.
Which boarding schools in Western area of the USA are often viewed compared to one another?
Popular comparisons of boarding schools in Western area of the USA include: The Thacher School vs. Cate School, Woodside Priory School (Priory) vs. Stevenson School, The Webb Schools vs. Cate School
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