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

10,488 days

From Wednesday, December 17, 1997 to Friday, September 4, 2026.

Monday–Friday weekdays7,492
Weeks and days1,498w 2d
Calendar span28 years, 8 months, 18 days

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