Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

208,368 days

From Thursday, March 13, 1456 to Wednesday, September 9, 2026.

Monday–Friday weekdays148,834
Weeks and days29,766w 6d
Calendar span570 years, 5 months, 27 days

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.