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

185,322 days

From Friday, April 18, 1519 to Tuesday, September 8, 2026.

Monday–Friday weekdays132,372
Weeks and days26,474w 4d
Calendar span507 years, 4 months, 21 days

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