In the naturalization process, how long should I reside in the U.S. to become a citizen?
If you are married to a U.S. citizen, you must physically reside in the U.S. at least accumulative eighteen months prior to applying for naturalization. If you are not married to a U.S. citizen, then you must physically reside in the U.S. at least accumulative thirty months prior to applying for naturalization.
How can I become a United States citizen?
A person may become a U.S. citizen
(1) by birth or
(2) through naturalization.