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.

Excluding the start date

156,790 days

From Thursday, May 29, 1597 to Monday, September 7, 2026.

Monday–Friday weekdays111,992
Weeks and days22,398w 4d
Calendar span429 years, 3 months, 9 days

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