Layer Estimates:

Layer: BlockGroups (ID:0)
Count: 5
Extent:

XMin: -13744054.9846776
YMin: 5660275.94875233
XMax: -13701078.1919083
YMax: 5690140.5030253
Spatial Reference: 102100 (3857)

Layer: Tract #304 (ID:1)
Count: 1
Extent:

XMin: -13744054.9846776
YMin: 5660275.94875233
XMax: -13701078.1919083
YMax: 5690140.5030253
Spatial Reference: 102100 (3857)

Layer: Population60up (ID:2)
Count: 5
Extent:

XMin: -13744054.9846776
YMin: 5660275.94875233
XMax: -13701078.1919083
YMax: 5690140.5030253
Spatial Reference: 102100 (3857)