USCIS publishes a processing time for Form N-400 at 90 offices. The published upper bound runs from 10.0 months at Charlotte Amalie VI to 26.0 months at San Jose CA. Each office also carries a case inquiry date — the date USCIS uses to decide whether a case is outside normal processing times. If the receipt date on your Form I-797C receipt notice is earlier than it, USCIS will accept a case inquiry (a service request) on the case; if it is later, USCIS treats the case as still within normal processing times. At the August 17, 2026 revision, 82 of these 90 entries had that date moved backward.
N-400 processing time at each USCIS office that adjudicates it
| Office | Subtype | Processing time | Case inquiry date |
|---|---|---|---|
| Agana GU | 160A Application for Naturalization | 12.5–18.5 months+5.0 mo | March 10, 2025−147 d |
| Albany NY | 160A Application for Naturalization | 9–11.5 months+0.5 mo | October 13, 2025−5 d |
| Albuquerque NM | 160A Application for Naturalization | 13–17 months+0.5 mo | April 27, 2025−15 d |
| Anchorage AK | 160A Application for Naturalization | 12–16.5 months+1.0 mo | May 01, 2025−42 d |
| Atlanta GA | 160A Application for Naturalization | 12–14 months+0.5 mo | July 18, 2025−19 d |
| Baltimore MD | 160A Application for Naturalization | 13–17.5 months+1.5 mo | April 08, 2025−39 d |
| Boise ID | 160A Application for Naturalization | 14.5–16.5 months+1.5 mo | May 05, 2025−52 d |
| Boston MA | 160A Application for Naturalization | 13.5–14.5 months+0.5 mo | July 09, 2025−11 d |
| Brooklyn NY | 160A Application for Naturalization | 10–13 months+0.5 mo | August 29, 2025−14 d |
| Buffalo NY | 160A Application for Naturalization | 13–15 months+1.0 mo | June 18, 2025−33 d |
| Burlington VT | 160A Application for Naturalization | 10–11.5 months+0.5 mo | October 06, 2025−10 d |
| Charleston SC | 160A Application for Naturalization | 10.5–14 months+1.0 mo | July 26, 2025−24 d |
| Charlotte Amalie VI | 160A Application for Naturalization | 8.5–10 months+1.5 mo | November 22, 2025−41 d |
| Charlotte NC | 160A Application for Naturalization | 10.5–14 months+0.5 mo | July 29, 2025−10 d |
| Chicago IL | 160A Application for Naturalization | 11.5–16.5 months+2.5 mo | May 04, 2025−84 d |
| Christiansted VI | 160A Application for Naturalization | 11.5–15.5 months+4.0 mo | June 09, 2025−112 d |
| Cincinnati OH | 160A Application for Naturalization | 8–11.5 months+1.5 mo | October 07, 2025−46 d |
| Cleveland OH | 160A Application for Naturalization | 9–12 months+0.5 mo | September 17, 2025−19 d |
| Columbus OH | 160A Application for Naturalization | 9.5–12.5 months+0.5 mo | September 01, 2025−24 d |
| Cranbury NJ | 160A Application for Naturalization | 9–11 months | October 17, 2025−1 d |
| Dallas TX | 160A Application for Naturalization | 12–16 months | May 28, 2025+5 d |
| Denver CO | 160A Application for Naturalization | 13–17 months+1.5 mo | April 27, 2025−35 d |
| Des Moines IA | 160A Application for Naturalization | 12.5–15 months+1.0 mo | June 15, 2025−43 d |
| Detroit MI | 160A Application for Naturalization | 12–15 months+1.0 mo | June 18, 2025−35 d |
| El Paso TX | 160A Application for Naturalization | 12.5–15 months | June 26, 2025 |
| Fort Myers FL | 160A Application for Naturalization | 13–17.5 months+2.0 mo | April 11, 2025−57 d |
| Fort Smith AR | 160A Application for Naturalization | 10–12 months+0.5 mo | September 29, 2025−10 d |
| Fresno CA | 160A Application for Naturalization | 14–17 months+2.0 mo | April 24, 2025−56 d |
| Greer SC | 160A Application for Naturalization | 9–12 months | September 22, 2025 |
| Harlingen TX | 160A Application for Naturalization | 11–16 months+1.0 mo | May 24, 2025−22 d |
| Hartford CT | 160A Application for Naturalization | 10.5–12.5 months+1.0 mo | September 09, 2025−20 d |
| Helena MT | 160A Application for Naturalization | 9.5–11 months+1.5 mo | October 24, 2025−38 d |
| Hialeah FL | 160A Application for Naturalization | 8–10.5 months+2.0 mo | November 03, 2025−64 d |
| Honolulu HI | 160A Application for Naturalization | 11.5–15 months+2.0 mo | June 18, 2025−70 d |
| Houston TX | 160A Application for Naturalization | 11.5–14 months | July 26, 2025−0 d |
| Imperial CA | 160A Application for Naturalization | 13.5–16 months+2.0 mo | May 18, 2025−72 d |
| Indianapolis IN | 160A Application for Naturalization | 13–15.5 months+1.0 mo | June 12, 2025−32 d |
| Jacksonville FL | 160A Application for Naturalization | 14.5–16.5 months+1.0 mo | May 07, 2025−35 d |
| Kansas City MO | 160A Application for Naturalization | 12–13.5 months+0.5 mo | August 03, 2025−19 d |
| Kendall FL | 160A Application for Naturalization | 9–12 months+1.5 mo | September 25, 2025−35 d |
| Las Vegas NV | 160A Application for Naturalization | 12.5–15 months+2.5 mo | June 17, 2025−75 d |
| Lawrence MA | 160A Application for Naturalization | 17.5–19.5 months+1.0 mo | January 30, 2025−35 d |
| Long Island NY | 160A Application for Naturalization | 11–16 months+1.0 mo | May 27, 2025−28 d |
| Los Angeles CA | 160A Application for Naturalization | 9.5–13 months+1.0 mo | August 28, 2025−19 d |
| Los Angeles County CA | 160A Application for Naturalization | 10.5–14 months+0.5 mo | July 24, 2025−15 d |
| Louisville KY | 160A Application for Naturalization | 10.5–13 months+1.0 mo | August 19, 2025−36 d |
| Manchester NH | 160A Application for Naturalization | 9.5–13 months+1.5 mo | August 24, 2025−41 d |
| Memphis TN | 160A Application for Naturalization | 10.5–14.5 months+1.0 mo | July 03, 2025−38 d |
| Miami FL | 160A Application for Naturalization | 8–14 months+1.0 mo | July 26, 2025−19 d |
| Milwaukee WI | 160A Application for Naturalization | 12.5–16 months+1.0 mo | May 24, 2025−29 d |
| Minneapolis-St. Paul MN | 160A Application for Naturalization | 14.5–20 months | January 21, 2025+2 d |
| Montgomery AL | 160A Application for Naturalization | 9–11.5 months+1.0 mo | October 01, 2025−29 d |
| Mount Laurel NJ | 160A Application for Naturalization | 9.5–14 months+1.0 mo | July 18, 2025−33 d |
| Nashville TN | 160A Application for Naturalization | 11.5–13 months+0.5 mo | August 24, 2025−11 d |
| New Orleans LA | 160A Application for Naturalization | 12–16.5 months+1.0 mo | May 05, 2025−34 d |
| New York City NY | 160A Application for Naturalization | 10–12 months+0.5 mo | September 29, 2025−13 d |
| Newark NJ | 160A Application for Naturalization | 11–14.5 months+1.5 mo | July 14, 2025−42 d |
| Norfolk VA | 160A Application for Naturalization | 9–12 months+0.5 mo | September 14, 2025−24 d |
| Oakland Park FL | 160A Application for Naturalization | 12–18.5 months−0.5 mo | March 13, 2025+28 d |
| Oklahoma City OK | 160A Application for Naturalization | 12.5–15.5 months | June 14, 2025+3 d |
| Omaha NE | 160A Application for Naturalization | 12–14 months+0.5 mo | July 28, 2025−2 d |
| Orlando FL | 160A Application for Naturalization | 11.5–17 months+2.0 mo | April 29, 2025−60 d |
| Philadelphia PA | 160A Application for Naturalization | 10.5–13.5 months+1.0 mo | July 31, 2025−29 d |
| Phoenix AZ | 160A Application for Naturalization | 11.5–12.5 months+0.5 mo | August 31, 2025−22 d |
| Pittsburgh PA | 160A Application for Naturalization | 11–14.5 months | July 08, 2025−4 d |
| Portland ME | 160A Application for Naturalization | 13–17 months+1.0 mo | April 23, 2025−25 d |
| Portland OR | 160A Application for Naturalization | 13.5–16.5 months+3.0 mo | May 11, 2025−83 d |
| Providence RI | 160A Application for Naturalization | 9.5–12.5 months+2.5 mo | September 10, 2025−67 d |
| Queens NY | 160A Application for Naturalization | 9–14 months+2.0 mo | July 23, 2025−54 d |
| Raleigh NC | 160A Application for Naturalization | 11.5–14 months+2.0 mo | July 21, 2025−57 d |
| Reno NV | 160A Application for Naturalization | 11–13.5 months+1.0 mo | August 02, 2025−36 d |
| Sacramento CA | 160A Application for Naturalization | 15–23.5 months+4.5 mo | October 02, 2024−144 d |
| Saint Louis MO | 160A Application for Naturalization | 11–13 months+0.5 mo | August 20, 2025−9 d |
| Salt Lake City UT | 160A Application for Naturalization | 12–16 months+1.0 mo | May 30, 2025−26 d |
| San Antonio TX | 160A Application for Naturalization | 11.5–13 months+0.5 mo | August 25, 2025−7 d |
| San Bernardino CA | 160A Application for Naturalization | 12.5–17 months+3.0 mo | April 24, 2025−88 d |
| San Diego CA | 160A Application for Naturalization | 15–21.5 months+2.0 mo | December 05, 2024−66 d |
| San Fernando Valley CA | 160A Application for Naturalization | 12–14.5 months+1.5 mo | July 15, 2025−39 d |
| San Francisco CA | 160A Application for Naturalization | 13.5–18 months+2.5 mo | March 19, 2025−73 d |
| San Jose CA | 160A Application for Naturalization | 14.5–26 months+5.5 mo | July 27, 2024−158 d |
| San Juan PR | 160A Application for Naturalization | 8.5–10 months+0.5 mo | November 25, 2025−12 d |
| Santa Ana CA | 160A Application for Naturalization | 13.5–16.5 months+1.5 mo | May 06, 2025−43 d |
| Seattle WA | 160A Application for Naturalization | 12–15 months+1.5 mo | June 18, 2025−44 d |
| Spokane WA | 160A Application for Naturalization | 11–12.5 months+1.0 mo | September 04, 2025−31 d |
| Tampa FL | 160A Application for Naturalization | 13–15.5 months+1.0 mo | June 05, 2025−24 d |
| Tucson AZ | 160A Application for Naturalization | 12–13.5 months+0.5 mo | August 08, 2025−13 d |
| Washington DC | 160A Application for Naturalization | 11–13 months+0.5 mo | August 19, 2025−20 d |
| West Palm Beach FL | 160A Application for Naturalization | 8.5–14.5 months−1.0 mo | July 10, 2025+40 d |
| Wichita KS | 160A Application for Naturalization | 12.5–15.5 months+1.0 mo | June 02, 2025−34 d |
| Yakima WA | 160A Application for Naturalization | 12–15 months+2.0 mo | June 27, 2025−60 d |
How to read the N-400 figures
Processing time is the range USCIS itself publishes for Form N-400. It is an estimate of how long the agency is taking overall, not a measurement of any individual case, and USCIS revises it roughly monthly without announcing the change.
Case inquiry date is the one that decides what you can do. Find your office in the table above and compare that date against the receipt date printed on your Form I-797C receipt notice. If your receipt date is earlier, USCIS treats the case as outside normal processing times and will accept a case inquiry, also called a service request. If it is later, USCIS treats the case as still within normal processing times and will not act on an inquiry.
The coloured figures show what moved at the most recent revision. Next to a processing time, a red figure means USCIS raised the published upper bound. Next to a case inquiry date, a red figure means the date moved backward — cases that had become eligible to inquire are once again treated as within normal processing times.
What USCIS changed for N-400
Every revision this archive has recorded that touched Form N-400. USCIS publishes no history of its own revisions, so this is the only record that these figures were ever different.
| Observed | USCIS posting date | Inquiry date moved back | Slower | Faster |
|---|---|---|---|---|
| 2026-08-18 | July 15, 2026 → August 17, 2026 | 82 | 80 | 2 |
| 2026-07-16 | June 23, 2026 → July 15, 2026 | 85 | 71 | 1 |
| 2026-06-24 | May 22, 2026 → June 23, 2026 | 79 | 67 | 2 |
| 2026-05-23 | April 21, 2026 → May 22, 2026 | 75 | 55 | 3 |
Get alerted when this changes
USCIS revises these figures without notice and announces nothing. Tell us which office is handling your case for Form N-400 and we will email you when that exact combination moves — never for the routine daily shift.
We send one email asking you to confirm. Nothing else is sent until you click it. Every alert has a one-click unsubscribe.
Processing times for other forms
Every form USCIS publishes a processing time for.
I-90 I-102 I-129 I-129CW I-129F I-130 I-131 I-140 I-212 I-360 I-407 I-485 I-526 I-526(L) I-526E I-539 I-600 I-600A I-600A3 I-601 I-601A I-612 I-730 I-751 I-765 I-765V I-800 I-800A I-800A3 I-817 I-821 I-821D I-824 I-829 I-914 I-918 I-929 I-956 I-956F N-565 N-600 N-600K
← All forms and offices, and what changed at the last revision