Little known fact. Airplanes still use leaded fuel. I’ll bet that the blood levels for all of these families are elevated. Not a great place to raise a kid.
Many pilots do this as a means of reducing the costs associated with operating out of areas with high hangar and service costs. This is Northwest of Chicago near Rockford. The about page explains a lot of the obvious questions.
I have a friend who lives in one of these neighborhoods but right in the middle of a city. Blows my mind that it was there the whole time and I just never noticed until I went to his house.
We actually have one of these in Dayton, Nevada. Half hour away from Carson City, hour from Reno, not much to speak of at all in the town really (other than some historical interests) but there's an entire subdivision with a golf course and a small airfield and "hangar homes".