Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
201,430 days
From Friday, March 12, 1475 to Wednesday, September 9, 2026.
Monday–Friday weekdays143,878
Weeks and days28,775w 5d
Calendar span551 years, 5 months, 28 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.