For starters, the demographic breakdowns are completely fraudulent. We have a hell of a lot more Asians, Blacks and Hispanics in our neighborhood than white people.
No surprise to me. I'm thinking what surrounds you are people who didn't fill out the census. I just checked my old zip in Brooklyn, and it seems off also. It shows an app. 50/50 mix of whites to blacks-Hispanics, but the last time I was there it seemed there were pockets of whites surrounded by waves of 'gros.