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MS Access: DateAdd Function

Learn how to use the Access DateAdd function with syntax and examples.


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


The syntax for the Microsoft Access 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 Access:


DateAdd ("yyyy", 3, #22/11/2003#) would return '22/11/2006'
DateAdd ("q", 2, #22/11/2003#) would return '22/05/2004'
DateAdd ("m", 5, #22/11/2003#) would return '22/04/2004'
DateAdd ("n", 51, #22/11/2003 10:31:58 AM#) would return '22/11/2003 11:22:58 AM'
DateAdd("yyyy", -1, #22/11/2003#) would return '22/11/2002'

Example (in VBA Code)

The DateAdd function can be used in VBA code in Microsoft Access. 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'.

Example (in SQL/Queries)

You can also use the DateAdd function in a query in Microsoft Access.

Microsoft Access