How to Calculate Current Age from Date of Birth in Excel
How to Calculate Current Age in Full Years If you want to calculate someone’s current age from their date of birth, the best choice is to use the YEARFRAC function. This returns the total number of completed years plus the fraction of the current year. Since people usually give their age in completed years, we can truncate the result to remove the decimal part and just leave the number of years. To calculate age in years using YEARFRAC: Open Excel. Click in the cell where you want the age to appear. Type =TRUNC(YEARFRAC( Select the cell containing the date of birth. Type ,TODAY())) and press Enter . The person’s age in years is calculated. If you have other ages you need to calculate, click the cell containing your formula, then click and hold the small square in the bottom right-hand corner of the cell. Drag down to apply the formula to other cells. Release the mouse—your other ages will calculate. How to Calculate Current Age in Years and Months To calculate age in years and