Layer Estimates:

Layer: School Performance Data (ID:0)
Count: 398
Extent:

XMin: -9284956.68535569
YMin: 4384214.84239708
XMax: -8458106.30064326
YMax: 4752422.34565507
Spatial Reference: 102100 (3857)

Layer: Counties (ID:4)
Count: 134
Extent:

XMin: -9314702.8128
YMin: 4375287.3711
XMax: -8367489.4385
YMax: 4788646.4615
Spatial Reference: 102100 (3857)

Layer: Housing Data (ID:1)
Count: 551
Extent:

XMin: -9326533.24544522
YMin: 4357036.1653569
XMax: -8355437.04032214
YMax: 4793012.60040819
Spatial Reference: 102100 (3857)