Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
100,550 days
From Friday, May 21, 1751 to Sunday, September 6, 2026.
Monday–Friday weekdays71,820
Weeks and days14,364w 2d
Calendar span275 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.