Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
162,307 days
From Wednesday, April 21, 1582 to Monday, September 7, 2026.
Monday–Friday weekdays115,933
Weeks and days23,186w 5d
Calendar span444 years, 4 months, 17 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.