Layer Estimates:

Layer: DeKalb Blockgroups (ID:0)
Count: 388
Extent:

XMin: -9389824.45
YMin: 3977178.5569
XMax: -9353477.4019
YMax: 4024897.623
Spatial Reference: 102100 (3857)

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

XMin: -9389816.96
YMin: 3977387.0669
XMax: -9353446.1505
YMax: 4024889.4634
Spatial Reference: 102100 (3857)