N-600 at Detroit Field Office
N-600 is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600 compares to other forms at the Detroit Field Office
Detroit also handles N-400 (naturalization) at 9.0 to 11.5 months, I-485 (adjustment of status) at 10.5 to 19.0 months, and N-600K (citizenship under section 322) at 18.5 to 25.5 months. I-485 has an 8.5-month spread, the widest among the others. N-600K reaches the highest ceiling. N-600 runs 6.5 to 9.0 months, the fastest of the four forms here on both bounds. N-600's 2.5-month spread runs roughly 3.4 times tighter than I-485's. The slowest sibling opens 12 months after the N-600 floor.
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Frequently Asked Questions
How long does N-600 take at Detroit Field Office?
Current processing time for N-600 at Detroit Field Office is 6.5 months to 9 months, based on the latest data from USCIS.
When was N-600 processing time data last updated?
The data was last updated on 2026-06-05, sourced from USCIS.
What factors affect N-600 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.