Union Park may refer to Union Park (Baltimore), a former baseball ground in Baltimore, Maryland Union Park, Florida, a census-designated place in Orange County, Florida Union Park (Chicago), a municipal park in Chicago, Illinois Union Park, Mauritius, a village in the Grand Port District Union Park, Saint Paul, a neighborhood in Saint Paul, Minnesota Recreation Park (Pittsburgh), formerly known as Union Park, a stadium in Allegheny City, Pennsylvania Dartmouth Grounds, also known as Union Park, a 19th-century baseball ground in Boston, Massachusetts Symphony Park, originally known as Union Park, a mixed-use urban community in Las Vegas, Nevada