Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
127,227 days
From Saturday, May 7, 1678 to Monday, September 7, 2026.
Monday–Friday weekdays90,876
Weeks and days18,175w 2d
Calendar span348 years, 4 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.