Union County, PA Population Union County, PA Population by Year Union County, PA Population by Gender Union County, PA Population by Age Union County, PA Population by Race & Ethnicity East Buffalo Township, Pennsylvania Population Lewisburg, PA Population White Deer Township, Pennsylvania Population Gregg township, Union County, Pennsylvania Population Kelly Township, Pennsylvania Population Buffalo township, Union County, Pennsylvania Population Mifflinburg, PA Population West Buffalo Township, Pennsylvania Population Limestone township, Union County, Pennsylvania Population Hartley Township, Pennsylvania Population

Buffalo township East Buffalo township Gregg township Hartleton Hartley township Kelly township Lewis township Lewisburg Limestone township Mifflinburg New Berlin Union township West Buffalo township White Deer township