The Hotel at UMD, 7777 Baltimore Avenue, offers parking free with validation at one of its restaurants, Old Maryland Grill, Kapnos Taverna, Bagels N Grinds, Potomac Pizza, or if you go to the Red Door Spa.
Options for parking downtown:
Options for midtown parking:
For UMD on campus parking, please see: http://www.dots.umd.edu/maps&apps.html
For City information on parking zones, please see: http://www.collegeparkmd.gov/document_center/PublicServices/Parking/Parking_Enforcement_Zones__PRINTABLE_MAP__.pdf
Note: these maps do not include ALL parking options in College Park, but indicate some of the larger lots.