Application for Naturalization
Applies for U.S. citizenship for green card holders who meet eligibility requirements (continuous residence, physical presence, good moral character).
Filing fee
$760
Typical processing
5–15 mo
As of 2026-06-12
Category
naturalization
USCIS (online or by mail)
Processing time
Typical range: 5–15 months
Estimate based on USCIS data reviewed 2026-06-12. USCIS processing times change monthly and vary by service center and case specifics. Always check the live USCIS processing-times tool at egov.uscis.gov/processing-times for the current range for your specific case type and service center.
Estimate your timeline for this form
Enter your case received date to calculate your estimated completion window and case inquiry date.
Filing fee
Filing fee: $760
Source: USCIS Form G-1055 (effective April 1, 2024); uscis.gov/n-400
Fees and form details last reviewed June 2026 against the USCIS fee schedule (Form G-1055, effective April 1, 2024). Always confirm the current fee at uscis.gov before filing.
Premium processing: Not available for N-400.
Where to file
USCIS (online or by mail); interview and ceremony at a local field office
Always confirm the current filing location and instructions at uscis.gov — official N-400 page .
Common questions
- What is Form N-400?
- Applies for U.S. citizenship for green card holders who meet eligibility requirements (continuous residence, physical presence, good moral character).
- How much does it cost to file Form N-400?
- The USCIS filing fee for Form N-400 is $760, from the fee schedule effective April 1, 2024. Always confirm the current fee at uscis.gov before paying.
- How long does N-400 take?
- USCIS reports a typical processing range of 5–15 months for Form N-400 as of 2026-06-12. Processing times change monthly — always check egov.uscis.gov/processing-times for the current range.