Daycare vs Nanny Annual Cost Calculator
Compare annual cost of daycare vs hiring a nanny including taxes and benefits.
Inputs hours, weeks, daycare rate, and nanny wage.
The childcare decision is more about budget than philosophy in most households.
Daycare averages $1,200-2,800 per child per month in the US in 2026, depending on city.
A live-out nanny averages $20-30/hour plus payroll taxes and (often) benefits, working out to $40,000-65,000 per year for full-time hours.
Per-child math flips depending on how many kids you have.
The math:
annual_daycare = monthly_rate × 12 × children annual_nanny = (hourly_wage × hours_per_week × 52) × 1.10 + benefits
A worked example.
One child, daycare in Boston at $2,400/month: $28,800/year.
Nanny at $25/hour, 45 hours/week: $25 × 45 × 52 = $58,500.
Add 10% employer payroll tax (Social Security, Medicare, unemployment): $5,850.
Annual nanny: $64,350.
Daycare wins by $35,550 for one child.
Two children, daycare at $2,400/month each = $57,600/year.
Nanny same as above = $64,350.
Daycare still wins by $6,750, but the gap shrinks.
Three children, daycare at $2,200/month average (sibling discount) × 3 = $79,200/year.
Nanny same as above = $64,350.
Now nanny wins by $14,850.
The breakeven is usually around 2.5 children for full-time care in expensive metros, more like 3 children in moderate-cost cities, and 4+ children in low-cost areas.
What changes the math.
Au pair (live-in, J-1 visa cultural exchange) runs $20,000-25,000/year all-in including agency fees, room, and board — much cheaper than a US-citizen nanny but limited to 45 hours/week and one year of service.
Nanny share (one nanny, two families splitting cost) drops nanny cost to about 60% of solo nanny — competitive with daycare for families who can find a compatible match.
Part-time daycare (2-3 days/week) often costs 60-80% of full-time, not the 50% you would expect.
Tax benefits affect both options.
Dependent Care FSA: up to $5,000/year of pre-tax money for either daycare or nanny ($2,500 if filing single).
Child and Dependent Care Tax Credit: 20-35% of expenses up to $3,000 per child ($6,000 for two).
Employer-sponsored childcare benefits (some big tech companies): can offset $2,000-10,000 of annual cost.
Three practical points.
The nanny option requires becoming a household employer with payroll taxes, workers comp, and W-2 issuance — services like HomePay or Poppins handle this for $30-60/month.
Sick days and vacation make a difference: daycare keeps operating; a nanny needs backup care or you take time off.
And nanny quality varies enormously — vetting a candidate takes 20-40 hours of agency interviews and trial weeks, while daycare facility quality is more standardized through state licensing.
The decision is also about logistics.
Nanny eliminates morning rush and afternoon pickup time, which is worth significant money per year for families with long commutes.
Daycare exposes children to peers, which most pediatricians consider valuable for social development.
Neither option is “right” universally — the financial math just helps you understand what you are paying for.