 About 5.5% of families and 6.6% of the population were below the poverty line, including 11.8% of those under age 18 and 2.7% of those age 65 or over.The township is protected by a full-time police force, headquartered at the municipal complex on Municipal Drive.Rostraver Township is also home to the Belle Vernon Barracks of the Pennsylvania State Police, which is located on Circle Drive.