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

128,677 days

From Friday, May 18, 1674 to Monday, September 7, 2026.

Monday–Friday weekdays91,911
Weeks and days18,382w 3d
Calendar span352 years, 3 months, 20 days

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