Business Day Calculator

Count business days between dates, or add business days to a start date — skip weekends and holidays.

Calculator Time & Date Updated Apr 19, 2026
How to Use
  1. Enter start and end dates to count business days.
  2. Or add N business days to a start date.
  3. Add holidays if needed (one per line, YYYY-MM-DD).
Inputs
Result

Notes

Business day
Mon–Fri, not a listed holiday
Inclusive
Count includes both start and end if they are workdays

Last updated: