Jackson heights is not that bad neiborhood, though the crowd and the sea of bay carriages can get into your nerve sometime. These Bangladeshi and Indian procreate like rabbits..they can churn out babies faster then finishing plate of chicken tikka masala !! But if you move out of the 73rd to 80 st areave and move deeper in you';; find it very clean and quite. Actually the area is a historic area and has been put on list of national haritage.