In downtown Greeley, PA 434 splits at an intersection where PA 590 begins. The highway makes a curve, turning to the southeast for a distance north of Greeley. Soon afterwards, PA 434 parallels Shohola Creek, heading northeastward.
Downtown Greeley, Pennsylvania, is where PA 434 splits at an intersection with PA 590. The road then curves to the southeast before heading north of Greeley.  PA 434 follows Shohola Creek as it heads northeastward shortly after.