How US federal working days are counted
Standard US business days run Monday through Friday. Saturdays and Sundays are treated as non-working weekend days.
Under Title 5 of the United States Code (5 U.S.C. 6103), the US government establishes 11 permanent federal public holidays including Juneteenth, Memorial Day and Thanksgiving.
Worked example
From 1 January 2026 to 31 December 2026 in the United States:
Out of 365 total calendar days, there are 104 weekend days and 11 federal public holidays, resulting in 250 net business working days (50.0 working weeks).
Inputs for the US working days calculator
Start date
The initial date of the working period.
End date
The concluding date of the working period.
Deduct US Federal holidays?
Choose whether to exclude official US federal holidays or count them as standard business days.
CALCULATOR QUESTIONS
Working days calculator US questions
What happens if a US federal holiday falls on a Sunday?
Under federal law, if a holiday falls on a Sunday, the following Monday is observed as the official federal public holiday.
Does this include state-specific holidays?
This tool applies the 11 national federal statutory holidays recognized across all US government bodies and major financial institutions.