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

144,699 days

From Saturday, July 6, 1630 to Monday, September 7, 2026.

Monday–Friday weekdays103,356
Weeks and days20,671w 2d
Calendar span396 years, 2 months, 1 day

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