N-400 at Manchester 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 Manchester Field Office
Three other forms share the Manchester docket: N-600 (certificate of citizenship) at 4.0 to 5.5 months, I-485 (adjustment of status) at 8.5 to 16.0 months, and N-600K (citizenship under section 322) at 17.0 to 17.5 months. N-600 is the quickest. N-600K opens highest. N-400 clears in 7.5 to 10.0 months, the second-fastest of the four forms here and a 2.5-month band. From the N-400 floor to the office's overall ceiling stretches 10 months. Across the office's upper bounds, the N-400 ceiling joins 5.5, 16 in the count.
Get notified when N-400 processing time changes
Free alerts. No spam. Unsubscribe anytime.
Calculator
When will your N-400 at Manchester Field Office likely be processed?
Enter your date and get a predicted window based on current processing times.
Frequently Asked Questions
How long does N-400 take at Manchester Field Office?
Current processing time for N-400 at Manchester Field Office is 8 months to 10 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.