https://www.etonschool.org Photo - Students at Eton School love to learn!

Top 5 Best Washington Private Elementary Schools Belonging to American Montessori Society (AMS) (2025)

For the 2025 school year, there are 19 private elementary schools belonging to American Montessori Society (AMS) serving 3,324 students in Washington. You can also find more schools membership associations in Washington.
The top ranked private elementary schools belonging to American Montessori Society (AMS) in Washington include Montessori School Of Yakima, Living Montessori Academy, and The Sammamish Montessori School.
The average acceptance rate is 76%, which is lower than the Washington private elementary school average acceptance rate of 80%.
11% of private elementary schools belonging to American Montessori Society (AMS) in Washington are religiously affiliated (most commonly Catholic and Other).

Top Ranked Private Elementary Schools Belonging to American Montessori Society (AMS) in Washington (2025)

School
Location
Grades
Students
Arbor Schools
Montessori School
(3)
1107 228th Avenue Se
Sammamish, WA 98075
(425) 392-8053
Grades: PK-6
| 170 students
Bellevue Montessori School
Bellevue Montessori School Photo - Community building takes place in the classroom.
Montessori School
2411 112th Avenue NE
Bellevue, WA 98004
(425) 454-7439
Grades: PK-5
| 274 students
https://www.etonschool.org
https://www.etonschool.org Photo - Students at Eton School love to learn!
Montessori School
(3)
2701 Bellevue-Redmond Road
Bellevue, WA 98008
(425) 881-4230
Grades: NS-8
| 329 students
Living Montessori Academy
Montessori School
2445 140th Ave Ne Ste B200
Bellevue, WA 98005
(425) 373-5437
Grades: NS-5
| 169 students
Montessori School Of Yakima
Montessori School
511 N 44th Ave
Yakima, WA 98908
(509) 966-0680
Grades: PK-6
| 119 students
Pioneer Meadows Montessori School
Montessori School
2377 Douglas Road
Ferndale, WA 98248
(360) 788-3681
Grades: PK-6
| 82 students
St. Joseph's Catholic School
(Catholic)
(1)
901 W 4th Avenue
Kennewick, WA 99336
(509) 586-0481
Grades: PK-8
| 298 students
The Sammamish Montessori School
The Sammamish Montessori School Photo - Students delve into a variety of hands-on math work that help them to solidly grasp the concept of quantity and math equations. In this case a kindergarten student has completed the Birds Eye View math work quantifying golden beads from one to 9,999.
Montessori School
(1)
7655 178th Place Ne
Redmond, WA 98052
(425) 883-3271
Grades: PK-1
| 250 students
Woodinville Montessori School - Bothell Campus
Woodinville Montessori School - Bothell Campus Photo - Woodinville Montessori School aims to prepare students for life. It offers college prep academics, personalized learning, low student-to-teacher ratio, community development, leadership, environmental and global awareness, entrepreneurship, service learning, arts, technology, electives, clubs, orienteering and more, in a collaborative and supportive environment.
Montessori School
(1)
19102 North Creek Parkway
Bothell, WA 98011
(425) 482-3184
Grades: NS-12
| 460 students
Americas Child Montessori
Americas Child Montessori Photo
Montessori School
(4)
14340 Ne 21st St
Bellevue, WA 98007
(425) 641-5437
Grades: PK-1
| 90 students
Cedar River Montessori School
Cedar River Montessori School Photo
Montessori School
(1)
15828 SE Jones Road
Renton, WA 98058
(425) 271-9614
Grades: PK-8
| 135 students
Cedar Tree Montessori
Montessori School
2114 Broadway
Bellingham, WA 98225
(360) 714-1762
Grades: PK-6
| 79 students
Chestnut Montessori School
Montessori School
(1)
10723 Ne 38th Pl
Bellevue, WA 98004
(425) 822-6001
Grades: NS-1
| n/a students
Green River Montessori
Montessori School
(2)
1116 Harvey Rd and 922 12th NE
Auburn, WA 98002
(253) 833-7010
Grades: PK-8
| 120 students
Harbor Montessori
Montessori School
5414 Comte Dr Nw
Gig Harbor, WA 98335
(253) 851-5722
Grades: PK-9
| 175 students
Montessori Children's House
Montessori Children's House Photo - Our Elementary students on our climbing boulder.
Montessori School
(1)
5003 218th Ave Ne
Redmond, WA 98053
(425) 868-7805
Grades: NS-6
| 164 students
Montessori Country School
Montessori School
10994 ARROW POINT DR. NE
Bainbridge Island, WA 98110
(206) 842-4966
Grades: PK-6
| 135 students
Northwest Montessori School
Montessori School
4910 Phinney Ave N
Seattle, WA 98103
(206) 524-4244
Grades: PK-6
| 152 students
Whole Earth Montessori
Whole Earth Montessori Photo - Whole Earth Montessori Lower and Upper Elementary Building
Montessori School
(2)
2930 228th Street S.E.
Bothell, WA 98021
(425) 486-3037
Grades: PK-4
| 123 students

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