Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

The end date comes before the start date

29,461 days

From Wednesday, May 4, 2107 to Friday, September 4, 2026.

Monday–Friday weekdays21,043

Weeks and days4,208w 5d

Calendar span80 years, 8 months

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.