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

109,595 days

From Thursday, August 15, 1726 to Sunday, September 6, 2026.

Monday–Friday weekdays78,281
Weeks and days15,656w 3d
Calendar span300 years, 22 days

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