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

187,931 days

From Sunday, February 25, 1512 to Tuesday, September 8, 2026.

Monday–Friday weekdays134,237
Weeks and days26,847w 2d
Calendar span514 years, 6 months, 14 days

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