Citizenship through Naturalization
Naturalization refers to the process in which a person not born in the United States voluntarily becomes a U.S. citizen. For foreign-born persons, naturalization is the most common way to become a U.S. citizen. Before an individual can apply for U.S. citizenship through naturalization, the applicant must meet several requirements.
Eligibility to Become a U.S. Citizen
Many lawful permanent residents are eligible to become a U.S. citizen and don’t even realize it. In fact, an estimated seven million green card holders are eligible right now. You may be eligible to apply for U.S. citizenship through naturalization if you:
- Have been a permanent resident for the past 5 years Learn more >>
- Are currently married to and living with a U.S. citizen and have been married to and living with that same U.S. citizen for the past 3 years Learn more >>
- Are currently serving in the U.S. Armed Forces (or will be filing the application within 6 months of an honorable discharge) and have served for at least 1 year Learn more >>
Application for Naturalization
Once you are eligible to become a U.S. citizen, you may apply by filing Form N-400, Application for Naturalization, with U.S. Citizenship and Immigration Services (USCIS). In fact, you can even use our N-400 preparation service to determine your eligibility. Alternatively, you may download the application and filing instructions on USCIS.gov.