Jackson Heights, Queens 2003, it has been a community-based Universal Pre-Kindergarten provider under contract with the New York Department of Education. Queens Library operates the Jackson Heights Library, located on 81st Street and 37th Avenue. Travers Park is the main local playground. It has a variety of sports, including basketball, tennis, baseball, soccer, and handball. In recent years, a farmers' market was expanded to a year-round presence. There is also a park named "One Room Schoolhouse Park", named after the last one-room schoolhouse in Queens. The school was at Astoria Boulevard and 90th Street from 1879 to 1934; it became a playground in
Jackson Heights, Queens to move in by the 1940s and blacks by 1968. Beginning in the 1960s, an influx of newly immigrated residents came into Jackson Heights, at the same time that existing residents were leaving for suburbs due to white flight. Hispanic immigrants moved in by the 1970s. By then, white residents who remained in the neighborhood wished to eliminate the stigma of Jackson Heights being an ethnically diverse neighborhood, often defining its border as Roosevelt Avenue, because crime had started to increase in the area. By the mid-1970s, South American organized crime groups in Jackson Heights, often peddling drugs, gained national