Layer Estimates:

Layer: Streets (ID:0)
Count: 48160
Extent:

XMin: -8539733.54851203
YMin: 4750105.45582202
XMax: -8515152.98276335
YMax: 4775525.72119575
Spatial Reference: 102100 (3857)

Layer: Neighborhoods2010 (ID:1)
Count: 278
Extent:

XMin: -8539474.8257
YMin: 4749964.2084
XMax: -8519244.6075
YMax: 4775099.454
Spatial Reference: 102100 (3857)

Layer: BCityTract2011 (ID:2)
Count: 200
Extent:

XMin: -8539487.48047287
YMin: 4749960.40847406
XMax: -8519219.97852069
YMax: 4775129.13076336
Spatial Reference: 102100 (3857)