Naturalization
Path to U.S. citizenship through Form N-400
1.Application for Naturalization
8 mo – 1 yr 2 mo
N-400
File N-400 after meeting residency and physical presence requirements.
Tip: Eligible after 5 years as permanent resident (3 years if married to U.S. citizen). Must have continuous residence and physical presence.
2.Biometrics Appointment
1 mo – 2 mo
Attend biometrics (fingerprint) appointment at Application Support Center.
Tip: Bring appointment notice and valid photo ID. Appointment takes about 20 minutes.
3.Civics Test & Interview
2 mo – 6 mo
English and civics test at USCIS field office, plus review of your application.
Tip: Study the 100 civics questions. Practice English reading and writing. Bring all documents listed on appointment notice.
4.Oath Ceremony
0 mo – 2 mo
Take the Oath of Allegiance to become a U.S. citizen.
Tip: Same-day ceremonies are sometimes offered. Bring your green card to surrender. You can register to vote at the ceremony.
5.Certificate of Naturalization
0 mo
Receive your Certificate of Naturalization.
Tip: Certificate is given at the oath ceremony. Apply for U.S. passport immediately. Keep certificate in a safe place.
These durations are typical ranges, not promises — USCIS publishes its own current times, and yours may differ in either direction. Nothing here is legal advice.