⚠️ Not legal advice. Processing times change frequently. Always verify at USCIS.gov. Consult a licensed immigration attorney for your case.
Average Minimum
NaN mo
Across all service centers
Average Maximum
NaN mo
Across all service centers
Service Centers
3
With available data
N-400 Processing Times by Service Center
| Service Center | Category | Processing Range | Data Date |
|---|---|---|---|
| NBC | Naturalization | 8.0–14.0 months | Mar 2026 |
| NBC | Naturalization Application (General) | 14.0–18.5 months | Mar 2026 |
| NSC | Naturalization Application (General) | 12.0–17.0 months | Mar 2026 |
| TSC | Naturalization Application (General) | 10.0–16.0 months | Mar 2026 |
Source: USCIS.gov. Data updated regularly.
About N-400 — Application for Naturalization
Form N-400 is used for: U.S. Citizenship. Processing times vary by USCIS service center and petition volume.
Premium processing (Form I-907) is available for many N-400 petitions — it guarantees a decision within 15 business days for an additional fee (currently $2,805).
Check Your Case Status
Enter your receipt number for instant status + AI explanation
Frequently Asked Questions
How long does N-400 take in 2026?
N-400 (Application for Naturalization) currently takes NaN–NaN months on average depending on the service center and petition category. Times fluctuate with USCIS workload.
What is the fastest service center for N-400?
Processing times vary by service center. Check the table above for current estimates by location. You cannot choose your service center — USCIS assigns it based on your employer's location.
Is premium processing available for N-400?
Premium processing (Form I-907, $2,805 fee) guarantees a 15 business day action for eligible N-400 categories. Not all categories are eligible — check USCIS.gov for eligibility.
How do I check my N-400 case status?
Use the USCIS Case Status Online tool at egov.uscis.gov with your receipt number, or use our free Case Status Checker at usvisastack.ai/tools/case-status.