N-400 at San Diego CA
Application for Naturalization
From USCIS data captured August 31, 2026
Application for Naturalization
15 – 21.5 months
Case inquiry possible for receipt dates on or before November 21, 2024.
In plain English
- The months range means: USCIS finished 80% of its recent N-400 cases at this office within that time. It's a reference point — some cases finish sooner, some later.
- "Case inquiry possible…" means: if USCIS received your case on or before that date, your wait is already longer than normal and you can officially ask USCIS about it (it's called an e-Request, and it's free).
- The chart below shows how the posted wait has moved over time — orange = our weekly captures; gray = archival history.
Track this N-400 wait at San Diego CA
We'll email you only when this USCIS time changes, with the old value, new value, and trend.
Trend
Latest published wait
21.5 months
As of Aug 31, 2026 · Arrive Legal capture
Stable
No change since Aug 24, 2026
View 66 exact readings
- Aug 31, 2026 · Arrive Legal capture21.5 months
- Aug 24, 2026 · Arrive Legal capture21.5 months
- Aug 18, 2026 · Arrive Legal capture21.5 months
- Aug 13, 2026 · Arrive Legal capture19.5 months
- Jul 22, 2026 · Arrive Legal capture19.5 months
- Jun 24, 2026 · archival history16.5 months
- May 23, 2026 · archival history15 months
- Apr 22, 2026 · archival history13 months
- Mar 17, 2026 · archival history12 months
- Feb 19, 2026 · archival history11.5 months
- Jan 15, 2026 · archival history11.5 months
- Dec 19, 2025 · archival history11.5 months
- Dec 9, 2025 · archival history11 months
- Oct 22, 2025 · archival history11 months
- Sep 30, 2025 · archival history11 months
- Sep 19, 2025 · archival history11 months
- Sep 6, 2025 · archival history11 months
- Jul 31, 2025 · archival history10.5 months
- Jun 17, 2025 · archival history10 months
- May 20, 2025 · archival history10 months
- Apr 22, 2025 · archival history10 months
- Mar 18, 2025 · archival history10 months
- Mar 4, 2025 · archival history10 months
- Jan 30, 2025 · archival history10 months
- Dec 21, 2024 · archival history10 months
- Nov 26, 2024 · archival history10 months
- Nov 23, 2024 · archival history10 months
- Oct 19, 2024 · archival history10 months
- Oct 1, 2024 · archival history10 months
- Aug 22, 2024 · archival history10 months
- Aug 20, 2024 · archival history10 months
- Aug 8, 2024 · archival history11 months
- Jun 26, 2024 · archival history11.5 months
- Jun 4, 2024 · archival history16.5 months
- Apr 30, 2024 · archival history16 months
- Apr 9, 2024 · archival history16 months
- Apr 3, 2024 · archival history16 months
- Mar 30, 2024 · archival history16 months
- Mar 1, 2024 · archival history17.5 months
- Jan 23, 2024 · archival history15.5 months
- Jan 3, 2024 · archival history15.5 months
- Dec 28, 2023 · archival history14.5 months
- Dec 13, 2023 · archival history14.5 months
- Dec 2, 2023 · archival history14.5 months
- Nov 14, 2023 · archival history16 months
- Nov 2, 2023 · archival history16 months
- Sep 30, 2023 · archival history17.5 months
- Aug 24, 2023 · archival history17.5 months
- Jul 14, 2023 · archival history17.5 months
- Jun 21, 2023 · archival history15.5 months
- Jun 10, 2023 · archival history15.5 months
- May 5, 2023 · archival history15 months
- Mar 24, 2023 · archival history16.5 months
- Feb 7, 2023 · archival history24 months
- Dec 2, 2022 · archival history25.5 months
- Dec 1, 2022 · archival history25.5 months
- Nov 3, 2022 · archival history25.5 months
- Sep 28, 2022 · archival history24.5 months
- Sep 27, 2022 · archival history24.5 months
- Jul 15, 2022 · archival history22 months
- Jun 7, 2022 · archival history18.5 months
- May 27, 2022 · archival history18.5 months
- May 11, 2022 · archival history17.5 months
- May 6, 2022 · archival history17.5 months
- Mar 30, 2022 · archival history16 months
- Mar 21, 2022 · archival history16 months
The national N-400 line
Cases waiting
660,692
nationwide (FY2026 Q2)
The line is
growing
+23.6% since FY2025 Q4
What that usually means
More applications than decisions — pressure toward longer waits.
From USCIS's official quarterly report. See the full outlook and methodology →
Is your case delayed?
Enter your receipt date — the comparison happens in your browser.
The calculation runs in your browser — we don't store your date or any case details.
Related forms
Other USCIS forms commonly tracked in the same process — listed for reference, not as guidance on what to file.
Frequently asked questions
How long does N-400 take at San Diego CA?
Per USCIS data captured August 31, 2026, N-400 at San Diego CA takes 15 – 21.5 months (80% of cases complete within that time).
When can I ask USCIS about my case?
Under the current data, USCIS accepts a N-400 case inquiry at San Diego CA if your receipt date is on or before November 21, 2024. Use USCIS's e-Request tool.
Is this time a guarantee?
No. It is the time within which USCIS completed 80% of similar cases over the past six months. Every case is different; some take longer.
Check your case status at USCIS Case Status Online · Official source: USCIS Case Processing Times