Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
220,354 days
From Tuesday, May 20, 1423 to Wednesday, September 9, 2026.
Monday–Friday weekdays157,396
Weeks and days31,479w 1d
Calendar span603 years, 3 months, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.