Layer Estimates:

Layer: 2010_Area_Tracts_With_Population_Density_Generalized (ID:0)
Count: 894
Extent:

XMin: -11110884.2214003
YMin: 3321607.8383646
XMax: -10753101.7927705
YMax: 3669873.42070502
Spatial Reference: 102100 (3857)