N-600K at Denver CO
Application for Citizenship and Issuance of Certificate Under Section 322
From USCIS data captured August 31, 2026
Application for Citizenship and Issuance of Certificate Under Section 322
6 – 11.5 months
Case inquiry possible for receipt dates on or before September 22, 2025.
In plain English
- The months range means: USCIS finished 80% of its recent N-600K 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-600K wait at Denver CO
We'll email you only when this USCIS time changes, with the old value, new value, and trend.
Trend
Latest published wait
11.5 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 capture11.5 months
- Aug 24, 2026 · Arrive Legal capture11.5 months
- Aug 18, 2026 · Arrive Legal capture11.5 months
- Aug 13, 2026 · Arrive Legal capture17.5 months
- Jul 22, 2026 · Arrive Legal capture17.5 months
- Jun 24, 2026 · archival history17.5 months
- May 23, 2026 · archival history50 months
- Apr 22, 2026 · archival history50 months
- Mar 17, 2026 · archival history50 months
- Feb 19, 2026 · archival history49.5 months
- Jan 15, 2026 · archival history49.5 months
- Dec 19, 2025 · archival history49.5 months
- Dec 9, 2025 · archival history13.5 months
- Oct 22, 2025 · archival history8.5 months
- Sep 30, 2025 · archival history49 months
- Sep 19, 2025 · archival history49 months
- Sep 6, 2025 · archival history49 months
- Jul 31, 2025 · archival history49 months
- Jun 17, 2025 · archival history49 months
- May 20, 2025 · archival history49 months
- Apr 22, 2025 · archival history49 months
- Mar 18, 2025 · archival history37 months
- Mar 4, 2025 · archival history36.5 months
- Jan 30, 2025 · archival history55.5 months
- Dec 21, 2024 · archival history55.5 months
- Nov 26, 2024 · archival history55.5 months
- Nov 23, 2024 · archival history55.5 months
- Oct 19, 2024 · archival history55.5 months
- Oct 1, 2024 · archival history55.5 months
- Aug 22, 2024 · archival history13.5 months
- Aug 20, 2024 · archival history13.5 months
- Aug 8, 2024 · archival history13.5 months
- Jun 26, 2024 · archival history13.5 months
- Jun 4, 2024 · archival history22 months
- Apr 30, 2024 · archival history22 months
- Apr 9, 2024 · archival history22 months
- Apr 3, 2024 · archival history22 months
- Mar 30, 2024 · archival history22 months
- Mar 1, 2024 · archival history34 months
- Jan 23, 2024 · archival history52.5 months
- Jan 3, 2024 · archival history52.5 months
- Dec 28, 2023 · archival history52.5 months
- Dec 13, 2023 · archival history52.5 months
- Dec 2, 2023 · archival history52.5 months
- Nov 14, 2023 · archival history42.5 months
- Nov 2, 2023 · archival history42.5 months
- Sep 30, 2023 · archival history42.5 months
- Aug 24, 2023 · archival history52.5 months
- Jul 14, 2023 · archival history42.5 months
- Jun 21, 2023 · archival history42.5 months
- Jun 10, 2023 · archival history42.5 months
- May 5, 2023 · archival history35 months
- Mar 24, 2023 · archival history35 months
- Feb 7, 2023 · archival history39.5 months
- Dec 2, 2022 · archival history39.5 months
- Dec 1, 2022 · archival history39.5 months
- Nov 3, 2022 · archival history39.5 months
- Sep 28, 2022 · archival history24.5 months
- Sep 27, 2022 · archival history24.5 months
- Jul 15, 2022 · archival history18 months
- Jun 7, 2022 · archival history18 months
- May 27, 2022 · archival history18 months
- May 11, 2022 · archival history18 months
- May 6, 2022 · archival history18 months
- Mar 30, 2022 · archival history19 months
- Mar 21, 2022 · archival history19 months
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-600K take at Denver CO?
Per USCIS data captured August 31, 2026, N-600K at Denver CO takes 6 – 11.5 months (80% of cases complete within that time).
When can I ask USCIS about my case?
Under the current data, USCIS accepts a N-600K case inquiry at Denver CO if your receipt date is on or before September 22, 2025. 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