Childcare Options: Cost Comparison Calculator
Compare the true all-in cost of different childcare options for your family. This calculator includes the hidden costs most parents discover too late — payroll taxes, backup care days, and supplies.
What This Calculator Accounts For
Most childcare cost comparisons only show the base price — the tuition or salary. The real cost includes everything you actually pay in a year. For a nanny, that means adding employer payroll taxes (7.65% of salary for Social Security and Medicare), workers' compensation insurance ($500-1,500/year depending on state), paid time off (2 weeks standard = 3.8% of annual salary), and backup care for when your nanny is sick or on vacation (5-10 days/year at $150-300/day).
For daycare centers, the hidden costs include: registration fees ($100-500/year), supply fees ($50-200/year), late pickup penalties (the national average first-offense fee is $1/minute, which adds up fast), and the 10-15 closure days per year (holidays, teacher in-service) when you need backup care. See our emergency backup care guide for strategies to manage those days.
The nanny share tipping point is worth understanding: when two families share a nanny, each typically pays 65-75% of the full nanny rate — so the nanny earns 30-50% more than a solo arrangement while each family pays less. For one child per family, a nanny share often beats center daycare on cost while providing a 2:1 or 3:1 ratio instead of the 4:1 (toddler) or 8:1 (preschool) ratio at centers. The challenge is finding a compatible family with a matching schedule. Browse our nanny share guide for how to structure the arrangement.