 Dry Creek flows first southwest through Royer Park in downtown Roseville.Then it meets Cirby Creek and continues west across a Union Pacific railyard, past a City of Roseville wastewater treatment plant, into unincorporated Placer County, and then southwest again toward Sacramento.After crossing into Sacramento County, Dry Creek flows south-southwest between Gibson Ranch County Park (to the west) and the city of Antelope (to the east).