Archive · 19 Sep 2025
US Citizenship Application: Requirements and Eligibility
If you're a legal immigrant wanting to become a US citizen, there are some rules to follow.
First, you need to be at least 18.
Then, you must have lived in the US as a permanent resident for at least 5 years (or 3 years if married to a US citizen).
You need to speak, read, and write basic English, plus understand US history and how the government works.
To apply, you fill out Form N-400.
During your residency, you need to be of good character.
The government wants to make sure that those who become citizens know about the US.
Applicants must be at least 18 years of age.
Applicants need to be a permanent resident for 5 years or 3 years if married to a US citizen.
They need to demonstrate physical presence in the US for a specific duration.
Applicants must be able to speak, write, and read basic English.
An understanding of US history and government is required.
- Who
- Legal immigrants
- What
- Requirements for US citizenship application
- When
- Ongoing
- Where
- United States
- Why
- To ensure applicants possess adequate knowledge of US history and government.
- Age Requirement
- Applicants must be at least 18 years old
- Permanent Residency Duration
- 5 years (or 3 years if married to a US citizen)
- Continuous Residence
- Required for the specified period
- Physical Presence
- Must be demonstrated in the US
- Language Skills
- Basic reading, writing, and speaking English
- Knowledge
- Understanding of US history, government, and the Constitution
- Application Form
- Form N-400 must be filed
- Moral Character
- Good moral character is required throughout residency