excel functions

MS Excel: DATEADD Function (VBA)

This Excel tutorial explains how to use the Excel DATEADD function with syntax and examples.


The Microsoft Excel DATEADD function returns a date after which a certain time/date interval has been added.


The syntax for the Microsoft Excel DATEADD function is:

DateAdd ( interval, number, date )

Parameters or Arguments

interval is the time/date interval that you wish to add. It can be one of the following values:

Value Explanation
yyyy Year
q Quarter
m Month
y Day of the year
d Day
w Weekday
ww Week
h Hour
n Minute
s Second

number is the number of intervals that you wish to add.

date is the date to which the interval should be added.

Applies To

The DATEADD function can be used in the following versions of Microsoft Excel:

  • Excel 2013, Excel 2011 for Mac, Excel 2010, Excel 2007, Excel 2003, Excel XP, Excel 2000

Type of Excel Function

The DATEADD function can be used in Microsoft Excel as the following type of function:

  • VBA function (VBA)

Example (as VBA Function)

The DATEADD function can only be used in VBA code in Microsoft Excel.

Let's look at some Excel DATEADD function examples and explore how to use the DATEADD function in Excel VBA code:

DateAdd("yyyy", 3, "22/11/2003")
Result: '22/11/2006'

DateAdd("q", 2, "22/11/2003")
Result: '22/05/2004'

DateAdd("m", 5, "22/11/2003")
Result: '22/04/2004'

DateAdd("n", 51, "22/11/2003 10:31:58 AM")
Result: '22/11/2003 11:22:58 AM'

DateAdd("yyyy", -1, "22/11/2003")
Result: '22/11/2002'

For example:

Dim LDate As Date

LDate = DateAdd("s", 53, "22/11/2003 10:31:58 AM")

In this example, the variable called LDate would now contain the value of '22/11/2003 10:32:51 AM'.