United States · Immigration54
Sibling of an Adult U.S. Citizen (F4)
Family fourth preference for brothers and sisters of U.S. citizens aged 21+. The longest family quota wait of all categories.
Currently available · Editorial record dated 10/20/2026 · Not lawyer review or an eligibility decision. Check current official instructions.
Who this is for
Siblings of U.S. citizens who are 21 or older.
Common problems
Decade-plus waits
F4 is the slowest family category; the Visa Bulletin shows how far dates have moved.