Licence #56311

Great Beginnings Montessori School

O'Neill, Oshawa·Centre
EnglishMontessoriVerified June 2026

Great Beginnings Montessori School is a licensed Montessori child care centre in O'Neill, Oshawa, serving families in the L1G postal area.

Most GTA centres have 12–24 month waitlists; downtown infant rooms can stretch to 2–6 years. If this is on your shortlist, get on the list now, even if your start date is a year away. Centres also drop families who don't re-confirm interest every 3 months — the tracker reminds you when it's time.

Fees & subsidies

CWELCC is Ontario's $10/day program: base fees capped at $22/day for children under 6 at participating centres.

CWELCC status: not confirmed at this centre.

Need help with fees? You may also qualify for a Child Care Fee Subsidy based on household income (applies whether the centre is in CWELCC or not). Check eligibility (Durham Region) →

Centre information

Address
505 Adelaide Avenue, L1G 2A4 Open in Google Maps
Program type
Centre
Age groups served
Infant (0–18 months)Toddler (18 mo–2.5 yrs)Preschool (2.5–4 yrs)Kindergarten (4–6 yrs)School-age (6–12 yrs)
Languages
English
CWELCC $10/day
Unknown

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Montessori

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