One number. The real cost difference between a nanny and daycare — planned expenses and the unexpected ones, all in one place.
Nanny ·Daycare ·Difference per year, all in
A Dependent Care FSA (up to $5,000/yr pre-tax) plus the federal Child & Dependent Care Credit can lower the out-of-pocket by roughly $1,500–$2,000/yr.
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Fewest kids per teacher first.
Sources.
Nanny hourly rates: BLS OEWS, Seattle-Tacoma-Bellevue, occupation 39-9011 Childcare Workers (May 2024 release) and Care.com Cost of Care 2025. As of February 2026.
Daycare hourly rates: Shortlist provider database (verified pricing only; see methodology). As of March 2026.
Employer tax estimates: IRS Publication 926, Household Employer’s Tax Guide and IRS Topic 756 (as of tax year 2025).
Backup care: emergency drop-in care market rates and Shortlist provider drop-in pricing (typically $1,000–$1,800/yr for 10 days of coverage; as of Q1 2026).
Center closure days, staff sick leave: Washington RCW 49.46.210 paid sick leave and Shortlist parent survey (n=124, 2025–2026).
Nanny replacement risk ($2,000/yr): agency placement fees plus 1–2 weeks of gap coverage, amortized over the 1.5–2 yr median nanny tenure (as of Q1 2026).
Socialization ($900/yr): typical Seattle music, gym, and playgroup class fees for one toddler when daycare peer time isn’t replacing them (as of Q1 2026).
Registration ($300) and supply fees ($400): Shortlist provider survey median, applied per child per year (as of Q1 2026). Actual fees vary by program.
Affordability income brackets use the midpoint of each range for the percentage-of-household-income math (methodology updated Q1 2026).
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