You must be a Green Card holder for 5 years (or 3 if married to a U.S. citizen).

Wait times vary depending on your child’s age and country of origin.

Apply using Form N-400 and complete biometrics, interview, and oath ceremony.

You can become a U.S. citizen through naturalization—usually after having a green card for 3–5 years, meeting residency and language requirements, and passing a citizenship test.