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

199,116 days

From Tuesday, July 12, 1481 to Wednesday, September 9, 2026.

Monday–Friday weekdays142,226
Weeks and days28,445w 1d
Calendar span545 years, 1 month, 28 days

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