Layer Estimates:

Layer: Selected Census Tract (ID:0)
Count: 4
Extent:

XMin: -7915967.622
YMin: 5213947.2996
XMax: -7912120.8562
YMax: 5216979.2537
Spatial Reference: 102100 (3857)

Layer: Kendall Square (ID:1)
Count: 1
Extent:

XMin: -7914285.8283
YMin: 5214944.492
XMax: -7912335.2518
YMax: 5216395.168
Spatial Reference: 102100 (3857)

Layer: Where Kendall Square Employees Live (ID:2)
Count: 3585
Extent:

XMin: -17592700.5514
YMin: 2437374.9563
XMax: -7649115.6579
YMax: 6062725.7089
Spatial Reference: 102100 (3857)

Layer: Lodes_Census_Tracts_csv (ID:3)
Count: 4