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Processing times / N-400 /

USCIS · FORM N-400 · FIELD OFFICE TAM

N-400 at Tampa FL

Application for Naturalization.

13.5–16.5 monthspublished processing time
62 of 90offices, ordered from shortest published time
June 05, 2025receipt date for a case inquiry
How USCIS describes these numbers: “We generally process cases in the order we receive them. This processing time is based on how long it took us to complete 80% of adjudicated cases over the past six months. Each case is unique, and some cases may take longer than others. Processing times should be used as a reference point, not an absolute measure of how long your case will take to be completed.”

Source: USCIS, Check Case Processing Times (N-400, Application for Naturalization, Tampa FL), published September 17, 2026; data from March 2026 to August 2026. Recorded weekly by greencardline since October 17, 2026. What these numbers mean.

USCIS quarterly counts for this office

QuarterReceivedApprovedDeniedPending at end of quarter
FY2024 Q13,3392,5203386,790
FY2024 Q34,1212,9112919,626
FY2024 Q44,6332,05027911,972
FY2025 Q13,3951,72214913,500
FY2025 Q24,8334,06228113,620
FY2025 Q34,5034,38242713,278
FY2025 Q44,3633,51751313,266
FY2026 Q22,2261,61923215,153
FY2026 Q32,3881,16319816,330

Source: USCIS performance data for Form N-400 by field office (each quarter links to its file on uscis.gov). Totals across all categories of N-400 at this office. "Withheld" means USCIS suppressed a small number.

All 90 offices for N-400