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How to calculate age on a specific or future date in Excel?

Author: Siluvia Last Modified: 2020-04-21

For example, you have a person’s date of birth, if you need to calculate the age of this person based on a future or specific date, the following methods will help you achieve it .

Calculate age on a specific or future date with formula
Easily calculate age on a specific or future date with an amazing tool

Calculate age on a specific or future date with formula

As below screenshot shown, cell A2 contains a person's date of birth, and cell B2 contains the specific or future date you will calculate this person’s age based on, you can apply the following formula to achieve it.

1. Select a blank cell to output the age.

2. Enter the below formula into it and then press the Enter key to get the result.


Then the age on a specific or future date is calculated.

Easily calculate age on a specific or future date with an amazing tool

If you don’t want to manually apply formula, you can try the Date & Time Helper of Kutools for Excel to quickly calculate age on a certian date with only clicks. Please do as follows.

Before applying Kutools for Excel, please download and install it firstly.

1. Select a blank cell to output the age, then click Kutools > Formula Helper > Date & Time Helper. See screenshot:

2. In the Date & Time Helper dialog box, please configure as follows.

  • Go to select the Age tab in the Type section;
  • In the Date of Birth box, select the cell containing the date of birth;
  • In the To section, enable the Specific data option, and then select the cell containing the certain date you will calculate age based on;
    Tip: You can manually type in a certain date or choose a date from the calendar as you need.
  • Click the OK button. See screenshot:

Now the age on specific date is calculated and populated in selected cell.

Note: You can specify the output result type as you need. For example, you want to display the age as the type of Year + Month + Day, please choose Year + Month + Day from the Output result type drop down list. And the result will be displayed as the below screenshot shown.

  If you want to have a free trial (30-day) of this utility, please click to download it, and then go to apply the operation according above steps.

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Comments (2)
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This comment was minimized by the moderator on the site
Berechnen Sie das Alter an einem bestimmten oder zukünftigen Datum mit der Formel
=DATEDIF(A2,B2,"y")  Die Kommas müssen durch Semikolons ersetzt werden. Zumindest im meiner Excel Version
This comment was minimized by the moderator on the site
Hi,The formula provided in the post can only be applied in an English system environment Excel. If you are using the Excel in different language system environments, please convert the formula from English to the language you are currently using. Sorry for the inconvenience. 
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