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

28,385 days

From Friday, December 17, 1948 to Friday, September 4, 2026.

Monday–Friday weekdays20,275
Weeks and days4,055w 0d
Calendar span77 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.