Mt Si Arbor Montessori School 1

Center · 248 Main Ave S

What kind of place is this?

Size 39 children licensed Smaller than the middle half of Seattle programs, where the middle half licenses 43–122. Measured across 578 Seattle programs, 2026-07-29.
Sources and dates

Not yet reported: established, teaching approach.

Will it fit our family?

Not yet reported: ages served, hours, days / week, schedule, holiday closures.

What will it cost us?

This provider does not publish pricing.

What Shortlist has verified

State quality rating Early Achievers Enrolled
License status Active
Sources and dates
  • State quality rating — Checked April 2026 · data.wa.gov
  • License status — Checked June 2026 · data.wa.gov

Each date is when Shortlist last checked that fact against its source.

State record — Washington DCYF

Jan 2026 Licensing visit 1 finding

Licensing visit · January 6, 2026

Preservice requirements · WAC 110-300-0105(2) · Serious

Kim Brown's background check is expired.

Report (PDF)

Oct 2024 Licensing visit 2 findings

Licensing visit · October 16, 2024

Equipment and surfaces in outdoor early learning space · WAC 110-300-0146(1) · Short Term

The climber is for ages 2-5 years old and there are children under 2 using it.

Safety requirements · WAC 110-300-0165(5)(a) · Short Term

Outlet in the back storage area with the sink is not tamper resistant or GFCI.

Report (PDF)

Apr 2024 Licensing visit 3 findings

Licensing visit · April 3, 2024

Medication · WAC 110-300-0215(3)(a)(ii) · Serious

The diaper creams do not have the child's full name on them.

Emergency preparation and exiting · WAC 110-300-0166(3)(a) · Serious

In the toddler room there are safety knobs on the doorknobs.

Training requirements · WAC 110-300-0106(1) · Long Term

Eri Nakanishi does not have her intitial training or education exemption in Merit.

Report (PDF)

Sources and dates

Every state visit and complaint on file, shown in full and never edited. Open a date to read what the state wrote.