N-400 at Tucson Field Office
Form N-400, Application for Naturalization, is filed with USCIS to apply for US citizenship.
Verified from USCIS on 2026-06-05
How N-400 compares to other forms at the Tucson Field Office
Tucson also handles N-600 (certificate of citizenship) at 8.0 to 10.5 months, N-600K (citizenship under section 322) at 8.0 to 8.5 months, and I-485 (adjustment of status) at 9.5 to 15.0 months. I-485 has a 5.5-month spread, the widest at the office. N-600K holds a half-month band. N-400 clears in 8.0 to 10.0 months, a 2-month band that is in the lower tier of the office's range. Its ceiling falls 0.5 months short of N-600's upper bound.
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Frequently Asked Questions
How long does N-400 take at Tucson Field Office?
Current processing time for N-400 at Tucson Field Office is 8.5 months to 10.5 months, based on the latest data from USCIS.
When was N-400 processing time data last updated?
The data was last updated on 2026-06-05, sourced from USCIS.
What factors affect N-400 processing time?
Processing times vary based on application volume, case complexity, security checks, and the completeness of submitted documentation. Times shown are estimates and individual cases may differ.