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Redmond · Licensed center

The Sammamish Montessori School

sammamishmontessori.com

At a glance

  • Large Montessori center, licensed for 290 children.
  • Hours 8:45 a.m. to 3:15 p.m., 5 days a week, school year.
  • Tuition Toddler $2,350, preschool $2,300 a month, full time. See costs

What to know

License: 18 months to 9 years (state).

The license is the range the state allows. It does not say which ages have openings.

What the state has found

The state cited rules at 1 of its 4 licensing inspections since December 2023. It lists no valid complaint about this center.

See each inspection

Licensing inspections

  • Oct 14, 2026Nothing cited
  • Mar 30, 2026Nothing cited
  • May 6, 20252 citations
    • Safety requirementsSerious. Fix within 5 business days. The licensor rechecks within 10.

      • “In the STEAM room, two hot glue guns were plugged in and accessible to children.”

        WAC 110-300-0165(3)(b)

    • Storage of hazardous and maintenance suppliesSerious. Fix within 5 business days. The licensor rechecks within 10.

      • “On the "extention playground", a lawn roller was observed to be accessible to children. In two classroom, spray disinfectant and spray air freshener were accessible to children.”

        WAC 110-300-0260(1)(a), WAC 110-300-0260(5)

  • Dec 11, 2023Nothing cited

The state cited rules at 1 of this center's 4 inspections. Most Seattle-area centers inspected 4 times had more: 79% of 272 had rules cited at 2 or more.

How all 272 Seattle-area centers inspected 4 times compare

Of the 272 Seattle-area centers the state inspected 4 times, how many of those inspections cited a rule:

  • None7%
  • 1 of 415%This center
  • 2 of 417%
  • 3 of 433%
  • All 429%
Read every record and the state’s reports

State record — Washington DCYF

Last visit
October 14, 2026
On file
4 visits since December 2023 — 3 cited nothing
Most serious
Serious — In the STEAM room, two hot glue guns were plugged in and accessible to children. · May 6, 2025

Washington DCYF publishes each citation in the licensor’s own words, with a risk level.

Oct 2026 Licensing visit nothing cited Report (PDF)
Mar 2026 Licensing visit nothing cited Report (PDF)
May 2025 Licensing visit 2 findings

Licensing visit · May 6, 2025

Safety requirements

WAC 110-300-0165(3)(b) · Serious

In the STEAM room, two hot glue guns were plugged in and accessible to children.

Storage of hazardous and maintenance supplies

WAC 110-300-0260(1)(a) / 110-300-0260(5) · Serious

On the "extention playground", a lawn roller was observed to be accessible to children. In two classroom, spray disinfectant and spray air freshener were accessible to children.

Report (PDF)

Dec 2023 Licensing visit nothing cited Report (PDF)

Shortlist replaces people’s names in the state’s text with initials. This is done by rule, not by hand, so it can miss a name or shorten a word that isn’t one. The state’s report, linked on each row, has the original.

What it costs

Toddler$2,350
Preschool$2,300

The Sammamish Montessori SchoolMost Seattle-area prices (middle 80%)

Monthly, full time. The band is the middle 80% of Seattle-area full-time prices for that age; 82 toddler and 113 preschool programs publish one.

Half day (morning)
$1,650 to $1,750 a month
Application fee
$250
Deposit
$1,000, not refundable
Siblings
5% of monthly tuition discount for all children enrolled in SMS

A day here

8:45 a.m. to 3:15 p.m., 5 days a week, school year

Meals, outdoors, updates for parents and two more
Meals
Lunch is brought from home for half-day programs
Outdoors
Over 18,000 sq. ft. of outdoor playground, excavation, and garden space integrated into the program
Updates for parents
ParentSquare online communication platform; Transparent Classroom for applications
Schedule
Full-day and half-day (AM) programs, 5 days/week
Closed
Winter Break December 22 to January 2 (no school)

How they teach

Montessori and STEAM

“Sammamish Montessori’s curriculum is centered around the core principles set out by Dr. Montessori.”

Policies

Enrollment
Current families receive priority enrollment in the same classroom/teacher; registration fee is waived for returning families who enroll before the start of the school year

Details

Phone
(425) 883-3271
Address
7655 178th Pl NE, Redmond, 98052
License
PL-1622
Quality program
Early Achievers Level 3

We couldn’t find some information that may matter to your decision: openings, Working Connections subsidy, ratios and staff, and who owns it. We can ask the program for you and copy you in.

Run The Sammamish Montessori School? Correct or add anything here, free.
Sources and dates

Where every fact on this page came from, and when Shortlist last checked it against that source. Anything Shortlist could not source is named here rather than left blank.

How they teach

What it costs

State record

From Washington DCYF’s published reports, last checked November 3, 2026.

Washington’s four risk levels, highest first: Immediate, Serious, Short Term, Long Term. Deadlines from DCYF procedure PRO 10.1.21.

Ages

Age groups as Washington defines them: WAC 110-300-0005 (infant to 11 months, toddler 12 to 29 months, preschool 30 months to 6 years, school age 5 to 12 years).

A day here

Policies

Details

Large means the biggest quarter of Seattle-area’s 855 licensed centers by state-licensed capacity: 116 to 323 children. Small is 6 to 40; medium is 41 to 115.

The ages on the license are what the state licenses it to care for, which can be wider than the ages it takes.

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