Convert Dates

Number of days between October 14, 2011 and December 1, 2023

The total number of days between Friday, October 14, 2011 and Friday, December 1, 2023 is 4431 days.

This does not include the end date, so it's accurate if you're measuring your age in days, or the total days between the start and end date. But if you want the duration of an event that includes both the starting date and the ending date, then it would actually be 4432 days.

If you're counting workdays or weekends, there are 3166 weekdays and 1266 weekdays.

October 14, 2011 is a Friday. It is the 287th day of the year, and in the 41st week of the year (assuming each week starts on a Sunday), or the 4th quarter of the year. There are 31 days in this month. 2011 is a leap year, so there are 365 days in this year. The short form for this date used in the United States is 10/14/2011, and almost everywhere else in the world it's 14/10/2011.

December 1, 2023 is a Friday. It is the 335th day of the year, and in the 48th week of the year (assuming each week starts on a Sunday), or the 4th quarter of the year. There are 31 days in this month. 2023 is a leap year, so there are 365 days in this year. The short form for this date used in the United States is 12/01/2023, and almost everywhere else in the world it's 01/12/2023.