As shown in figure 6, the largest number of crashes were reported in Brooklyn, followed by Queens and Manhattan, with crashes ranging from 8,808 to 10,531 per zip code. The findings showed that most accidents occurred in residential areas of Brooklyn, Staten Island, and Queens; however, Manhattan does not have high-risk collisions within the residential area. The zip code count normalized by population indicated Brooklyn and Queens have a range of 6%-18% per zip code, which is considered low. On the other hand, Manhattan reflects a 19%-35% per zip code of collision normalized by population, considered average. Furthermore, the light pink marks indicate a high range of 36% -151% per zip code (High-rise buildings), indicating the area to be highly dense.