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

85,709 days

From Sunday, May 5, 2261 to Saturday, September 5, 2026.

Monday–Friday weekdays61,220

Weeks and days12,244w 1d

Calendar span234 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.