After a few minutes looking at a better map of the area I can't imagine that Zimmerman, if he really lived there, could have difficulty providing an address for the location. Follow his words. He referred to 111 as the best address he could give. That's an Orthodontists in a nearby business zone ~ not at all where this kid was shot.
How do you know? You seem dead set on considering only that which confirms your position even if it's complete fabrication.
The fact is we don't know. Who does? The police. My only hope is the facts, rather than public pressure, guide their decisions.