Some of the Best Daycares in Diamond Bar, CA

Of Diamond Bar's 22 daycares, 21 (95%) hold a 4 or 5 star rating from Childery, matching California's statewide rate of 93%.

The local market includes 20 centers.

Listed alphabetically below are some of the highest-rated providers in Diamond Bar. Childery ranks providers using publicly auditable inputs: state QRIS scores, NAEYC-aligned ratios and group sizes, and federal CCDBG training coverage. See the California methodology page for the full breakdown.