San Mateo · Licensed center
San Mateo Montessori
- Small center, licensed for 21 children.
- Run by the person who holds the license.
What the state has found
The state cited rules at 1 of its 5 licensing inspections since July 2022.
Of the 98 Bay Area centers with 5 licensing inspections, 40% had rules cited at 1 of them, as this center did. 20% had none cited.
Licensing inspections
Nov 7, 20231 citation
“WD101700.3(b)(2) Licensees shall maintain a lead value at or below the Action Level of 5 ppb in all outlets subject to the testing requirements of these Written Directives, for the health and safety of children in care. This requirement was not met as evidenced by: Based on record review of the water sampling database, the facility was not in compliance with the above as of the initial water results uploaded on 12/14/2022. This posed a potential health, safety, or personal rights risk to persons in care.”
HSC 1597.16
Read every record and the state’s reports
State record — California CDSS Community Care Licensing
- Last visit
- June 10, 2026
- On file
- 5 visits since July 2022 — 4 cited nothing
- Most serious
- No finding carrying a severity level in the last 24 months.
California CDSS publishes the full investigation narrative for a complaint, including its disposition, and classifies a citation Type A — an immediate risk to a child — or Type B.
Nov 2023 Licensing visit 1 finding
Licensing visit · November 7, 2023
HSC 1597.16 · Type B
WD101700.3(b)(2) Licensees shall maintain a lead value at or below the Action Level of 5 ppb in all outlets subject to the testing requirements of these Written Directives, for the health and safety of children in care. This requirement was not met as evidenced by: Based on record review of the water sampling database, the facility was not in compliance with the above as of the initial water results uploaded on 12/14/2022. This posed a potential health, safety, or personal rights risk to persons in care.
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.
Openings, child care subsidies, cost, hours and late pickup, teaching approach, ratios and staff, a typical day, and sick and biting policies aren’t on this page.
Details
- Website
- sanmateomontessori.com
- Address
- 15 - 14th Avenue
- License
- 414000798, active
Run San Mateo Montessori? Correct or add anything here, free.
Add what is missingSources 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.
State record
From California CDSS Community Care Licensing’s published reports, last checked October 10, 2026.
Details
- Phone, Address, License — Checked July 2026 ccld.dss.ca.gov
- Website — Checked July 2026 sanmateomontessori.com
- Who runs it — Checked October 2026 ccld.dss.ca.gov
Small means the smallest quarter of Bay Area’s 439 licensed centers by state-licensed capacity: 8 to 30 children. Medium is 31 to 75; large is 76 to 312.