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

382 days

From Sunday, August 17, 2025 to Thursday, September 3, 2026.

Monday–Friday weekdays274
Weeks and days54w 4d
Calendar span1 year, 17 days

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