← All country schedules Compare on the schedule matrix

National Immunization Schedule

United States Immunization Schedule

The United States routine childhood immunization schedule, sourced from CDC Child & Adolescent Immunization Schedule (ACIP) (2024-06-01): 13 vaccines, dose timing, and which doses are universal vs. selective. Seed data compiled from the cited national immunization authority. Re-verify against the...

Source: CDC Child & Adolescent Immunization Schedule (ACIP) · last verified 2024-06-01 · official source

Reviewed by Matthew Thomas J Halma, Founder, Open Source Medicine Foundation · Last reviewed 2026-10-07

United States: 13 vaccines in the routine schedule

VaccineStatusDoses & recommended age
Hepatitis BUniversalDose 1 — Birth [Universal]
Dose 2 — 1-2 months [Universal]
Dose 3 — 6-18 months [Universal]
DTaPUniversalDose 1 — 2 months [Universal]
Dose 2 — 4 months [Universal]
Dose 3 — 6 months [Universal]
Dose 4 — 15-18 months [Universal]
Dose 5 — 4-6 years [Universal]
PolioUniversalDose 1 — 2 months (IPV) [Universal]
Dose 2 — 4 months (IPV) [Universal]
Dose 3 — 6-18 months (IPV) [Universal]
Dose 4 — 4-6 years (IPV) [Universal]
HibUniversalDose 1 — 2 months [Universal]
Dose 2 — 4 months [Universal]
Dose 3 — 6 months [Universal]
Dose 4 — 12-15 months [Universal]
PCVUniversalDose 1 — 2 months (PCV15 or PCV20) [Universal]
Dose 2 — 4 months (PCV15 or PCV20) [Universal]
Dose 3 — 6 months (PCV15 or PCV20) [Universal]
Dose 4 — 12-15 months (PCV15 or PCV20) [Universal]
RotavirusUniversalDose 1 — 2 months (RV5 or RV1) [Universal]
Dose 2 — 4 months (RV5 or RV1) [Universal]
Dose 3 — 6 months (RV5 or RV1) [Universal]
MMRUniversalDose 1 — 12-15 months [Universal]
Dose 2 — 4-6 years [Universal]
VaricellaUniversalDose 1 — 12-15 months [Universal]
Dose 2 — 4-6 years [Universal]
Hepatitis AUniversalDose 1 — 12-23 months [Universal]
Dose 2 — 6-18 months after dose 1 [Universal]
MeningococcalUniversalDose 1 — 11-12 years (MenACWY) [Universal]
Booster — 16 years (MenACWY) [Universal]
HPVUniversalDose 1 — 11-12 years [Universal]
Dose 2 — 6-12 months after dose 1 [Universal]
InfluenzaUniversalAnnual — 6 months and older, every season [Universal]
CovidSelective / risk-basedCurrent dose — 6 months and older [Selective]

Other North America countries

Canada · Mexico