Follow the steps to fill out the USCIS N-400 form online.

1. Click ‘Get Form’ button to access the N-400 and open it in your preferred online editor.
2. Begin with Part 1, where you will provide information about your eligibility. Select only one box that corresponds to your reason for filing the application.
3. In Part 2, enter your personal information, including your legal name, A-number (if applicable), gender, date of birth, and citizenship details.
4. Complete Part 3 with your biographic information, which includes details such as your ethnicity, race, height, and eye and hair color.
5. For Part 4, provide your addresses for the past five years, ensuring to include your current physical and mailing addresses.
6. In Part 5, describe your marital history. Indicate your current marital status and provide information about your spouse if applicable.
7. Part 6 requires information about your children, including their names, dates of birth, and whether they live with you.
8. In Part 7, list your employment and educational history for the last five years, including details about where you worked or studied.
9. Part 8 requires you to detail any trips outside the United States in the past five years. List each trip, including departure and return dates.
10. Answer questions in Part 9 regarding your background and any additional information relevant to your application.
11. Proceed to Part 10 to request a fee reduction if applicable, and provide your household income and size.
12. In Part 11, enter your contact information and certify your responses by signing and dating the application.
13. If you used an interpreter, complete Part 12 with their information and certification.
14. If applicable, include Part 13 with information about any preparer who assisted you, along with their certification.
15. Use Part 14 for any additional information you need to provide. If required, attach extra sheets with your name and A-number.
16. Finally, save your completed application and choose to download, print, or share the form.

Complete your USCIS N-400 application online to take the next step toward naturalization.