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

205,140 days

From Friday, January 13, 1465 to Wednesday, September 9, 2026.

Monday–Friday weekdays146,528
Weeks and days29,305w 5d
Calendar span561 years, 7 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.