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

195,513 days

From Saturday, May 23, 1491 to Tuesday, September 8, 2026.

Monday–Friday weekdays139,652
Weeks and days27,930w 3d
Calendar span535 years, 3 months, 16 days

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