Staff-to-child ratio calculator.

Pick your state, enter your children per age group, and see exactly how many staff the law expects in each room — and in total.

Your state
Infants (0-18 mo) — 1:4 · max 12
Toddlers (18-30 mo) — 1:6 · max 12
Preschool (30 mo-6 yrs) — 1:12 · max 24
School-age — 1:14 · max 28
Staff required
0
enter your children per age group

Your staffing plan appears here as you type.

Want this as a printable staffing sheet? We’ll email it with your state’s limits.

Questions, answered

Divide the number of children in the room by your state’s ratio for their age group, rounding up. A room of 9 toddlers at a 1:6 ratio needs 2 staff members.

Yes — every state sets its own ratios and group-size limits per age group. This calculator uses published state requirements; your licensing agency is the final word.

Yes — ratios are computed live from real check-ins against your state’s limits, with a flag before a room ever runs thin.

See it with your name on the door.

Walk through a school already running on Bloomily — or start yours today.