I am retrieving date values from dataset(_dsst) and populating them in dropdown list(drpStartYear).
Since I am storing date as datetime datatype, I am
You have to set DataTextField as well -
drpStartYear.DataValueField = "StartDate"; drpStartYear.DataTextField = "StartDate"; drpStartYear.DataTextFormatString = "{0:dd-MM-yyyy}"; drpStartYear.DataBind();