Jackson Heights, Queens Heights is on a grid, with the major exceptions of streets surrounding Astoria Boulevard, Junction Boulevard, the Brooklyn-Queens Expressway, and Grand Central Parkway. However, there are a few side streets of note in Jackson Heights. Jackson Mill Road, which is actually two roads in Jackson Heights and East Elmhurst, was formerly a streetcar line, and was one of several "Bowery Bay Roads" leading to Bowery Bay. The rest of the original Jackson Mill Road was destroyed by the construction of the LaGuardia Airport, but sections exist between 94th and 95th Streets near 24th Avenue; between 96th and 97th Streets near
Jackson Heights, Queens gave the apartments a more spacious feeling. After the 1940s, Jackson Heights' real estate was diversified, with more apartment buildings and cooperatives built with elevators; some new transportation infrastructure were also built. Primarily during the 1930s, Holmes Airport operated on adjacent to the community, and later, its land became veterans' housing and the Bulova watch factory site. By 1930, about 44,500 people lived in Jackson heights, an increase from 3,800 residents in 1910. The community was close-knit. Gay people from Broadway theaters started to move into the area. However, Jewish and black people were still excluded until Jews were allowed