USCIS Citizenship Early Filing Calculator

CaliforniaCalculator.net

Estimate an N-400 early filing date and review basic residence requirements.

Preliminary result

Appears eligible to file now

The estimated filing window has arrived and the calculator's basic checks appear satisfied.

90-day early filing dateOctober 3, 2025Standard five-year rule
Residency anniversaryJanuary 1, 20265-year provision
Physical presence1500 days913 days generally required
Days outside0 daysUsing reported presence days
Longest trip0 days0 over six months; 0 one year or more
State or district residenceAppears satisfiedThree-month date: April 1, 2025
Permanent Resident SinceJanuary 1, 2021Green Card date entered
Eligible to file todayYesPreliminary result only
Statutory period5 years1826 calendar days in the current lookback
Marriage-rule statusNot applicableShown separately from elapsed residence

No entered trip exceeded six months. USCIS may still review the complete travel and residence history.

The calculation separates early filing, physical presence, continuous residence, travel, filing-jurisdiction residence, marriage confirmations, and minimum age.

Citizenship filing details

Are you at least 18 years old?

Trips outside the United States

Trip duration counts only full calendar days outside the United States; departure and return dates count as days in the United States.

Important: This calculator provides a preliminary estimate based only on the information entered. It is not a USCIS eligibility determination or legal advice and does not replace Form N-400 instructions or current USCIS policy. Good moral character, taxes, selective service, criminal and marital history, English and civics requirements, and other facts are not calculated.

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