N-600 Processing Times
Application for Certificate of Citizenship
10.4 mo – 15.2 mo
avg. across USCIS source rows
Current N-600 Processing Time
As of , USCIS N-600 (Application for Certificate of Citizenship) processing times average 10.4 mo to 15.2 mo across current USCIS source rows, with full range 3.0 mo to 52.5 mo across all field offices. Charlotte Amalie, VI has the lowest average upper bound at 4.0 mo (average range 3.0 mo to 4.0 mo). Processing times have been increasing over the past three months. Source data is checked daily; USCIS publishes new estimates about monthly.
Processing Time Trend
Upper bound of processing time range shown. Source: USCIS Processing Times.
<iframe src="https://immigrationtimes.org/embed/n-600.html" width="600" height="400" style="width:100%;max-width:600px;border:0;" frameborder="0" title="N-600 Processing Times"></iframe> <p>Source: <a href="https://immigrationtimes.org/forms/n-600/">N-600 Processing Times — ImmigrationTimes.org</a></p>
N-600 Processing Times by Field Office
90 field offices| Field Office | Min | Max | Status |
|---|---|---|---|
| Charlotte Amalie, VI (CHA) Lowest average upper boundLowest upper | 3.0 mo | 4.0 mo | Fast |
| Christiansted, VI (CHR) | 4.0 mo | 4.5 mo | Fast |
| Providence, RI (PRO) | 4.0 mo | 6.5 mo | Fast |
| Manchester, NH (MAN) | 5.0 mo | 7.0 mo | Fast |
| Cincinnati, OH (CIN) | 4.0 mo | 7.5 mo | Fast |
| Boise, ID (BOI) | 7.5 mo | 8.0 mo | Fast |
| Greer, SC (GRR) | 6.5 mo | 8.0 mo | Fast |
| Columbus, OH (CLM) | 4.0 mo | 8.5 mo | Fast |
| Cranbury, NJ (NJC) | 6.0 mo | 8.5 mo | Fast |
| Charleston, SC (CHL) | 7.0 mo | 9.5 mo | Normal |
| Hialeah, FL (HIA) | 7.0 mo | 9.5 mo | Normal |
| Newark, NJ (NEW) | 7.5 mo | 9.5 mo | Normal |
| Portland, OR (POO) | 6.0 mo | 9.5 mo | Normal |
| Hartford, CT (HAR) | 7.0 mo | 10.0 mo | Normal |
| Las Vegas, NV (LVG) | 9.5 mo | 10.0 mo | Normal |
| Queens, NY (QNS) | 7.5 mo | 10.0 mo | Normal |
| San Fernando Valley, CA (SFV) | 4.5 mo | 10.0 mo | Normal |
| Indianapolis, IN (INP) | 6.5 mo | 10.5 mo | Normal |
| Lawrence, MA (LAW) | 7.5 mo | 10.5 mo | Normal |
| Philadelphia, PA (PHI) | 8.5 mo | 10.5 mo | Normal |
| Dallas, TX (DAL) | 8.5 mo | 11.0 mo | Normal |
| Los Angeles County, CA (LAC) | 9.0 mo | 11.0 mo | Normal |
| Long Island, NY (LNY) | 10.0 mo | 11.0 mo | Normal |
| Louisville, KY (LOU) | 8.0 mo | 11.0 mo | Normal |
| Burlington, VT (STA) | 10.5 mo | 11.0 mo | Normal |
| Tampa, FL (TAM) | 9.0 mo | 11.0 mo | Normal |
| Anchorage, AK (ANC) | 9.0 mo | 11.5 mo | Normal |
| Atlanta, GA (ATL) | 6.0 mo | 11.5 mo | Normal |
| Fort Smith, AR (FSA) | 5.0 mo | 11.5 mo | Normal |
| Kendall, FL (KND) | 8.0 mo | 11.5 mo | Normal |
| Nashville, TN (NTN) | 10.0 mo | 11.5 mo | Normal |
| Wichita, KS (WIC) | 10.5 mo | 11.5 mo | Normal |
| Albuquerque, NM (ABQ) | 11.0 mo | 12.0 mo | Normal |
| New Orleans, LA (NOL) | 10.0 mo | 12.0 mo | Normal |
| New York City, NY (NYC) | 7.5 mo | 12.0 mo | Normal |
| Phoenix, AZ (PHO) | 10.0 mo | 12.0 mo | Normal |
| San Antonio, TX (SNA) | 10.0 mo | 12.0 mo | Normal |
| San Jose, CA (SNJ) | 9.0 mo | 12.0 mo | Normal |
| Houston, TX (HOU) | 10.5 mo | 12.5 mo | Normal |
| Fort Myers, FL (OFM) | 10.5 mo | 12.5 mo | Normal |
| San Bernardino, CA (SBD) | 11.0 mo | 12.5 mo | Normal |
| Tucson, AZ (TUC) | 10.5 mo | 12.5 mo | Normal |
| Fresno, CA (FRE) | 11.0 mo | 13.0 mo | Normal |
| Montgomery, AL (MGA) | 10.5 mo | 13.0 mo | Normal |
| Yakima, WA (YAK) | 9.5 mo | 13.0 mo | Normal |
| Buffalo, NY (BUF) | 11.5 mo | 13.5 mo | Normal |
| Pittsburgh, PA (PIT) | 10.0 mo | 13.5 mo | Normal |
| San Juan, PR (SAJ) | 10.5 mo | 13.5 mo | Normal |
| Brooklyn, NY (BNY) | 10.5 mo | 14.0 mo | Normal |
| Norfolk, VA (NOR) | 10.0 mo | 14.0 mo | Normal |
| Santa Ana, CA (SAA) | 12.0 mo | 14.0 mo | Normal |
| Los Angeles, CA (LOS) | 9.5 mo | 14.5 mo | Normal |
| Miami, FL (MIA) | 11.5 mo | 14.5 mo | Normal |
| Oakland Park, FL (OKL) | 8.5 mo | 14.5 mo | Normal |
| Imperial, CA (IMP) | 10.5 mo | 15.0 mo | Normal |
| Baltimore, MD (BAL) | 12.0 mo | 15.5 mo | Normal |
| Chicago, IL (CHI) | 11.0 mo | 15.5 mo | Normal |
| Jacksonville, FL (JAC) | 12.5 mo | 15.5 mo | Normal |
| Spokane, WA (SPO) | 13.5 mo | 15.5 mo | Normal |
| West Palm Beach, FL (WPB) | 13.0 mo | 15.5 mo | Normal |
| Des Moines, IA (DSM) | 12.0 mo | 16.0 mo | Normal |
| Helena, MT (HEL) | 12.0 mo | 16.0 mo | Normal |
| Mount Laurel, NJ (MTL) | 10.5 mo | 16.5 mo | Normal |
| Oklahoma City, OK (OKC) | 10.5 mo | 16.5 mo | Normal |
| Washington, DC (WAS) | 11.0 mo | 17.0 mo | Normal |
| Denver, CO (DEN) | 13.5 mo | 17.5 mo | Normal |
| Reno, NV (REN) | 17.0 mo | 17.5 mo | Normal |
| San Francisco, CA (SFR) | 13.0 mo | 17.5 mo | Normal |
| Honolulu, HI (HHW) | 11.5 mo | 18.0 mo | Normal |
| Portland, ME (POM) | 6.0 mo | 18.0 mo | Normal |
| Orlando, FL (ORL) | 14.5 mo | 19.0 mo | Normal |
| Saint Louis, MO (STL) | 12.0 mo | 19.0 mo | Normal |
| Agana, GU (AGA) | 12.0 mo | 20.0 mo | Slow |
| Cleveland, OH (CLE) | 18.5 mo | 20.0 mo | Slow |
| Charlotte, NC (CLT) | 12.5 mo | 20.0 mo | Slow |
| Seattle, WA (SEA) | 14.0 mo | 20.0 mo | Slow |
| Harlingen, TX (HLG) | 11.5 mo | 21.0 mo | Slow |
| Salt Lake City, UT (SLC) | 14.5 mo | 21.5 mo | Slow |
| Kansas City, MO (KAN) | 14.5 mo | 23.0 mo | Slow |
| Sacramento, CA (SAC) | 9.5 mo | 23.0 mo | Slow |
| Detroit, MI (DET) | 10.5 mo | 23.5 mo | Slow |
| Boston, MA (BOS) | 14.0 mo | 25.0 mo | Slow |
| San Diego, CA (SND) | 14.0 mo | 25.0 mo | Slow |
| Milwaukee, WI (MIL) | 15.5 mo | 26.5 mo | Very Slow |
| Albany, NY (ALB) | 20.0 mo | 27.5 mo | Very Slow |
| El Paso, TX (ELP) | 25.5 mo | 30.0 mo | Very Slow |
| Minneapolis-St. Paul, MN (SPM) | 22.0 mo | 30.0 mo | Very Slow |
| Raleigh, NC (RAL) | 12.5 mo | 32.0 mo | Very Slow |
| Omaha, NE (OMA) | 9.5 mo | 34.5 mo | Very Slow |
| Memphis, TN (MEM) | 15.5 mo | 52.5 mo | Very Slow |
Cite This Data
Citation
As of Sep 17, 2026, USCIS processing times for N-600 (Application for Certificate of Citizenship) range from 3.0 mo to 52.5 mo across all field offices (full range; source-row average 10.4 mo–15.2 mo). Source: https://immigrationtimes.org/forms/n-600/. Dataset version DOI: 10.5281/zenodo.21311840
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<iframe src="https://immigrationtimes.org/embed/n-600.html" width="600" height="400" style="width:100%;max-width:600px;border:0;" frameborder="0" title="N-600 Processing Times"></iframe> <p>Source: <a href="https://immigrationtimes.org/forms/n-600/">N-600 Processing Times — ImmigrationTimes.org</a></p>
Frequently Asked Questions
Current USCIS N-600 processing times range from 3.0 mo to 52.5 mo across all field offices (full range; source-row average 10.4 mo–15.2 mo). Figures come from USCIS official processing time estimates, which USCIS publishes about monthly; this page is rebuilt daily.
Based on current data, Charlotte Amalie, VI has the lowest average upper bound for N-600 at 4.0 mo (average range 3.0 mo to 4.0 mo). See the full comparison in the table above.
Get Alerts
Two mailings: an email when N-600 processing times change, and a monthly briefing on USCIS processing time trends.
Source: U.S. Citizenship and Immigration Services (USCIS). Data aggregated from 64 USCIS processing time publications, issued monthly. Each office's range averages only the filing categories for which USCIS publishes both a lower and an upper bound, so both endpoints cover the same categories. Data last updated . See our data sources and methodology. Permanent link.
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