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

179,040 days

From Monday, June 29, 1536 to Tuesday, September 8, 2026.

Monday–Friday weekdays127,886
Weeks and days25,577w 1d
Calendar span490 years, 2 months, 10 days

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