 Snyder County is home to a large Amish population where pregnancies at 17–19 years old are common.The United States Office of Management and Budget has designated Snyder County as the Selinsgrove, PA Micropolitan Statistical Area (µSA).As of the 2010 census the micropolitan area ranked 15th most populous in the State of Pennsylvania and the 313th most populous in the United States with a population of 39,702.