  henderson township is a township in jefferson county, pennsylvania, united states. the population was 1,727 at the 2000 census. it was named for jefferson county associate judge joseph henderson. ==geography== according to the united states census bureau, the township has a total area of , of which,  of it is land and 0.05% is water. ==demographics== as of the census of 2000, there were 1,727 people, 563 households, and 459 families residing in the township. the population density was 78.6 people per square mile (30.4/kmÂ²). there were 604 housing units at an average density of 27.5/sq&nbsp;mi (10.6/kmÂ²). the racial makeup of the township was 99.31% white, 0.06% african american, 0.29% native american, 0.06% pacific islander, and 0.29% from two or more races. hispanic or [[lat
Townships_in_Jefferson_County,_Pennsylvania Townships_in_Pennsylvania