Layer Estimates:

Layer: MontgomeryCo_MD_Boundary (ID:1)
Count: 1
Extent:

XMin: -8630243.87900086
YMin: 4712305.43710025
XMax: -8559214.37977283
YMax: 4772552.64702176
Spatial Reference: 102100 (3857)

Layer: MontgomeryCo_MD_PopDen (ID:2)
Count: 646
Extent:

XMin: -8630243.879
YMin: 4712350.0173
XMax: -8559214.3798
YMax: 4772552.647
Spatial Reference: 102100 (3857)

Layer: MontgomeryCo_MD_MHHI (ID:3)
Count: 663
Extent:

XMin: -8630243.879
YMin: 4712305.4371
XMax: -8559214.3798
YMax: 4772552.647
Spatial Reference: 102100 (3857)