Please note that all the processing data provided in this blog is obtained directly from the USCIS Case Processing Times website every month. To ensure the accuracy of the information, the data is manually checked and updated regularly by our team. For the most up-to-date information, always visit the official USCIS website.

What is Form N-400

N-400 is an application for US citizenship.

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How Much Cost to Apply for US Citizenship

The total cost for filing N-400 is $725, including $85 biometric fee for USCIS.

Where to Submit Application for US Citizenship

Use the following chart to determine where you need to file the N-400 Application.

If you live in:Mail your form to:
Connecticut
Delaware
District of Columbia
Florida
Georgia
Maine
Maryland
Massachusetts
New Hampshire
New Jersey
New York
North Carolina
Pennsylvania
Rhode Island
South Carolina
Vermont
Virginia
West Virginia
USCIS Elgin Lockbox

U.S. Postal Service (USPS):

USCIS
Attn: N-400
P.O. Box 4060
Carol Stream, IL 60197-4060

FedEx, UPS, and DHL deliveries:

USCIS
Attn: N-400 (Box 4060)
2500 Westfield Drive
Elgin, IL 60124-7836
Alabama
Alaska
American Samoa
Arizona
Armed Forces Americas
Armed Forces Europe
Armed Forces Pacific
California
Colorado
Commonwealth of the Northern Mariana Islands
Guam
Hawaii
Idaho
Kansas
Kentucky
Marshall Islands
Micronesia
Minnesota
Mississippi
Montana
Nebraska
Nevada
New Mexico
North Dakota
Oregon
Palau
Puerto Rico
South Dakota
Tennessee
U.S. Virgin Islands
Utah
Washington
Wyoming
USCIS Phoenix Lockbox

U.S. Postal Service (USPS):

USCIS
Attn: N-400
P.O. Box 21251
Phoenix, AZ 85036-1251

FedEx, UPS, and DHL deliveries:

USCIS
Attn: N-400 (Box 21251)
1820 E. Skyharbor Circle S
Suite 100
Phoenix, AZ 85034-4850
Arkansas
Louisiana
Oklahoma
Texas
USCIS Dallas Lockbox

U.S. Postal Service (USPS):

USCIS
Attn: N-400
P.O. Box 660060
Dallas, TX 75266-0060

FedEx, UPS, and DHL deliveries:

USCIS
Attn: N-400 (Box 660060)
2501 S State Hwy 121 Business
Suite 400
Lewisville, TX 75067-8003
Illinois
Indiana
Iowa
Michigan
Missouri
Ohio
Wisconsin
USCIS Chicago Lockbox

U.S. Postal Service (USPS):

USCIS
Attn: N-400
P.O. Box 4380
Chicago, IL 60680-4380

FedEx, UPS, and DHL deliveries:

USCIS
Attn: N-400 (Box 4380)
131 S. Dearborn, 3rd Floor
Chicago, IL 60603-5517

US Citizenship Processing Time

EZ485 manually gathered the processing time of N-400 directly from USCIS to provide an easy way for you to find how much time you need to wait for USCIS to process your N-400.

According to USCIS, the average waiting time for N-400 is 17.4 months.

CategoryOffice80% of cases are completed within
Application for NaturalizationAgana GU9.5 Months
Application for NaturalizationAlbany NY10.5 Months
Application for NaturalizationAlbuquerque NM8.5 Months
Application for NaturalizationAnchorage AK10 Months
Application for NaturalizationAtlanta GA12.5 Months
Application for NaturalizationBaltimore MD17.5 Months
Application for NaturalizationBoise ID7 Months
Application for NaturalizationBoston MA9.5 Months
Application for NaturalizationBrooklyn NY9.5 Months
Application for NaturalizationBuffalo NY9.5 Months
Application for NaturalizationBurlington VT11 Months
Application for NaturalizationCharleston SC13 Months
Application for NaturalizationCharlotte Amalie VI10 Months
Application for NaturalizationCharlotte NC11.5 Months
Application for NaturalizationChicago IL10 Months
Application for NaturalizationChristiansted VI17 Months
Application for NaturalizationCincinnati OH8.5 Months
Application for NaturalizationCleveland OH7 Months
Application for NaturalizationColumbus OH9 Months
Application for NaturalizationDallas TX9.5 Months
Application for NaturalizationDenver CO9.5 Months
Application for NaturalizationDes Moines IA9.5 Months
Application for NaturalizationDetroit MI9.5 Months
Application for NaturalizationEl Paso TX9 Months
Application for NaturalizationFort Myers FL13.5 Months
Application for NaturalizationFort Smith AR9.5 Months
Application for NaturalizationFresno CA9 Months
Application for NaturalizationGreer SC9 Months
Application for NaturalizationHarlingen TX8 Months
Application for NaturalizationHartford CT9 Months
Application for NaturalizationHelena MT8.5 Months
Application for NaturalizationHialeah FL7.5 Months
Application for NaturalizationHonolulu HI8.5 Months
Application for NaturalizationHouston TX8.5 Months
Application for NaturalizationImperial CA15 Months
Application for NaturalizationIndianapolis IN8.5 Months
Application for NaturalizationJacksonville FL11.5 Months
Application for NaturalizationKansas City MO8.5 Months
Application for NaturalizationKendall FL7.5 Months
Application for NaturalizationLas Vegas NV9.5 Months
Application for NaturalizationLawrence MA10.5 Months
Application for NaturalizationLong Island NY9.5 Months
Application for NaturalizationLos Angeles CA7.5 Months
Application for NaturalizationLos Angeles County CA8.5 Months
Application for NaturalizationLouisville KY8 Months
Application for NaturalizationManchester NH8.5 Months
Application for NaturalizationMemphis TN10.5 Months
Application for NaturalizationMiami FL9 Months
Application for NaturalizationMilwaukee WI8.5 Months
Application for NaturalizationMinneapolis-St. Paul MN14 Months
Application for NaturalizationMontgomery AL9 Months
Application for NaturalizationMount Laurel NJ9.5 Months
Application for NaturalizationNashville TN12.5 Months
Application for NaturalizationNewark NJ9.5 Months
Application for NaturalizationNew Orleans LA15.5 Months
Application for NaturalizationNew York City NY9 Months
Application for NaturalizationNorfolk VA15 Months
Application for NaturalizationOakland Park FL8.5 Months
Application for NaturalizationOklahoma City OK8.5 Months
Application for NaturalizationOmaha NE11.5 Months
Application for NaturalizationOrlando FL10 Months
Application for NaturalizationPhiladelphia PA9 Months
Application for NaturalizationPhoenix AZ8 Months
Application for NaturalizationPittsburgh PA7.5 Months
Application for NaturalizationPortland ME10.5 Months
Application for NaturalizationPortland OR8 Months
Application for NaturalizationProvidence RI9 Months
Application for NaturalizationQueens NY12 Months
Application for NaturalizationRaleigh NC11.5 Months
Application for NaturalizationReno NV10 Months
Application for NaturalizationSacramento CA12 Months
Application for NaturalizationSaint Louis MO13.5 Months
Application for NaturalizationSalt Lake City UT13.5 Months
Application for NaturalizationSan Antonio TX11 Months
Application for NaturalizationSan Bernardino CA8.5 Months
Application for NaturalizationSan Diego CA10.5 Months
Application for NaturalizationSan Fernando Valley CA8.5 Months
Application for NaturalizationSan Francisco CA9.5 Months
Application for NaturalizationSan Jose CA8 Months
Application for NaturalizationSan Juan PR8.5 Months
Application for NaturalizationSanta Ana CA8 Months
Application for NaturalizationSeattle WA8.5 Months
Application for NaturalizationSpokane WA7 Months
Application for NaturalizationTampa FL8 Months
Application for NaturalizationTucson AZ9 Months
Application for NaturalizationWashington DC8.5 Months
Application for NaturalizationWest Palm Beach FL9 Months
Application for NaturalizationWichita KS9.5 Months
Application for NaturalizationYakima WA8 Months

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