EntityQ1183223· pop 28· linked from 105 articlesPetroliaSign in to saveborough in Pennsylvania, USConnectionsPennsylvaniaEntitytime zoneEntitygeographic coordinate systemEntityU.S. stateEntityDaylight saving timeConceptQ5390EntityUTC−04:00EntityUnited States Census BureauEntitypoverty lineEntityButlerEntityButler CountyEntityEastern Time ZoneEntityunincorporated areaEntitycensus-designated place in the United StatesEntityAllegheny RiverEntityper capita incomeEntityZIP codeEntitycounty seatEntity2010 United States CensusEntityFederal Information Processing StandardEntityCategories1872 establishments in PennsylvaniaBoroughs in Butler County, PennsylvaniaPopulated places in the United States established in 1872