Layer Estimates:

Layer: Residential_Address_Metrics (ID:0)
Count: 10
Extent:

XMin: -13636567.4003313
YMin: 4537064.06755871
XMax: -13634771.7722046
YMax: 4538159.36556319
Spatial Reference: 102100 (3857)

Layer: San_Mateo_County_Parcels (ID:1)
Count: 224287
Extent:

XMin: -13639347.7745227
YMin: 4453490.93954722
XMax: -13588993.7996291
YMax: 4539163.5815305
Spatial Reference: 102100 (3857)

Layer: COUNTY_OWNED_OR_AFFILIATED (ID:2)
Count: 392
Extent:

XMin: -13639331.722857
YMin: 4464233.68828368
XMax: -13594388.7211166
YMax: 4538327.69279731
Spatial Reference: 102100 (3857)

Layer: COUNTY_BOUNDARY (ID:3)
Count: 1
Extent:

XMin: -13639394.0682689
YMin: 4453489.94977647
XMax: -13588993.7995706
YMax: 4539163.58150058
Spatial Reference: 102100 (3857)