 darlington is a borough in beaver county, pennsylvania, united states. the population was 254 at the 2010 census. ==history== darlington was settled in 1804 and incorporated on 28 march 1820, as greersburg. it adopted its current name on 6 april 1830. darlington is named for s. p. darlington, a merchant from pittsburgh. ==geography== darlington is located at  (40.809917, -80.423381). according to the united states census bureau, the borough has a total area of , all of it land. ==demographics== {{us census population |1860=301 |1870=280 |1
Boroughs_in_Beaver_County,_Pennsylvania Boroughs_in_Pennsylvania Pittsburgh_metropolitan_area Populated_places_established_in_1804