Happy Hearts Preschool · Petaluma
Happy Hearts Preschool is a licensed child care center in Petaluma, CA, licensed for up to 61 children and serving preschool-age children. It has held its California license since 2016. Since February 2021, state licensing staff have inspected it 2 times. The state issued 10 citations, 1 of them Type A (the most serious), most often for training & qualifications (4 of 10). 7 citations came in the last 12 months, including 1 Type A. Measured by weighted citations per inspection, it is #18 of 18 centers in Petaluma and has more citations per inspection than 96% of California licensed centers.
Inspection record
Every state visit
What inspectors cited most
Citations, newest first
Based on observation, cleaning chemicals and bug poison were stored in a cupboard under the sink in the bathroom next to the blossom's classroom, accessible to children which poses an immediate health, safety or personal rights risk to persons in care.
Based on interview with the Licensee, the facility has not yet conducted lead testing of all faucets used for drinking and food preparation which poses a potential health, safety or personal rights risk to persons in care.
Based on record review, the facility did not possess record of current mandated reporter training certificates for the Licensee and staff 2-4 which poses a potential health, safety or personal rights risk to persons in care.
Based on record review, the facility did not possess record of immunizations for staff 1 and staff 4 which poses a potential health, safety or personal rights risk to persons in care.
Based on record review, the facility did not possess record of complete LIC503 Health Screening forms for staff 1 and staff 4 which poses a potential health, safety or personal rights risk to persons in care.
Based on observation and record review, the facility possessed an epinephrin auto-injector and a bottle of Diphenhydramine for child 1 that had expired in January 2026 which poses a potential health, safety or personal rights risk to persons in care.
Based on observation, the facility was operating beyond their licensed capacity which is 12 school-age children and 61 children in total which poses a potential health, safety or personal rights risk to persons in care.
Based on record review, S3 and S5 did not possess current mandated reporter training certificates which poses a potential health, safety or personal rights risk to persons in care.
Based on record review, S3, S4, and S5 did not possess signed health screening reports which poses a potential health, safety or personal rights risk to persons in care.
Based on record review, C2 and C5 did not possess physician's reports which poses a potential health, safety or personal rights risk to persons in care.
How common are lead-in-water citations in Sonoma County? See the county-by-county report →
About this center
Common questions
Does Happy Hearts Preschool take infants?
Not under this license, which covers preschool-age children.
Has Happy Hearts Preschool had any serious violations?
California issued 1 Type A citation since 2021, its most serious category. The most recent was on Aug 7, 2026, for buildings and grounds. Each citation is listed in full above.
How does Happy Hearts Preschool compare with other daycares in Petaluma?
It is #18 of 18 centers in Petaluma by weighted citations per inspection, and has more citations per inspection than 96% of California licensed centers with enough inspection history to compare.
When was Happy Hearts Preschool last inspected?
Aug 7, 2026. The state issued at least one citation during that visit.
How much does Happy Hearts Preschool cost?
California does not publish individual centers’ prices, so ask Happy Hearts Preschool for its current tuition. For comparison, the median full-time price at licensed centers in Sonoma County, which includes Petaluma, was $1,150 a month for preschoolers (about $1,450 today) in the state’s 2021 Regional Market Rate Survey.
Who runs Happy Hearts Preschool?
The licensee is Alison Hill, and the administrator listed with the state is Alison Hill.
Licensed centers nearby
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137 Payran Street, Petaluma · 0.2 mi away · 27 spotsNo citations4cs Petaluma Child Development Center
401 S Mc Dowell, Petaluma · 0.6 mi away · 52 spotsNo citationsNorth Bay Children's Center P/S - McDowell
405 South McDowell, Petaluma · 0.6 mi away · 39 spotsNo citationsPetaluma Village Preschool
76 Oak Street, Petaluma · 0.7 mi away · 38 spotsAbout typical4cs Old Elm Child Development Center
305 W. Payran Street, Ste #C, Petaluma · 0.8 mi away · 42 spotsAbout typical
Citations are quoted from California Department of Social Services inspection and complaint reports. Type A citations are the state’s most serious category (an immediate risk to children’s health, safety or personal rights); Type B citations are a potential risk. A citation is a finding about one rule, not a judgment about a center overall. Complaint allegations appear here only when the state substantiated them.
To read the full state reports, search facility number 493009278 on the California Care Facility Search. Data refreshed Oct 3, 2026.
Comparing centers? See how to choose a daycare: 30 questions to ask and a printable checklist.