Layer Estimates:

Layer: Vacant Buildings 1 Mile from JHU (ID:0)
Count: 970
Extent:

XMin: -8532168.73280871
YMin: 4765787.66489271
XMax: -8526799.80590927
YMax: 4771569.17314735
Spatial Reference: 102100 (3857)

Layer: JHU Homewood Campus Buildings (ID:1)
Count: 122
Extent:

XMin: -8576253.34593529
YMin: 4708395.5603489
XMax: -8528792.33800852
YMax: 4770103.99445943
Spatial Reference: 102100 (3857)

Layer: 1 Mile Buffer around JHU (ID:2)
Count: 1
Extent:

XMin: -8578331.71810521
YMin: 4706313.1766689
XMax: -8526705.18118443
YMax: 4772190.08674072
Spatial Reference: 102100 (3857)