770 Massachusetts Ave Property Information
Property Class
US Government
State Class Code
9003
Zoning (Unofficial)
O-3
Map/Lot
119-94
Land Area (sq. ft)
40,167
Property Value
Year of Assessment 2025
Tax District C5
Residential Exemption No
Building Value $19,313,600
Land Value $6,663,900
Assessed Value $25,977,500
Sale Price $0
Book/Page /
Sale Date January 1, 1900
Previous Assessed Value $26,357,100
Owner Information
Owner(s) UNITED STATES OF AMERICA
Building Information
Commercial Building Number 1, Section 1 Exterior
Style POST-OFFICE
Occupancy
US Government
Number of Stories 2
Exterior Wall Type
BRICK
Roof Material
TAR-GRAVEL
Wall Height
20
Partititions
AVERAGE
Interior
Living Area (sq. ft.) 43,544
Number of Units
1
Systems
Heat Type PACKAGE-A/C
Heat Fuel
Gas
Plumbing
AVERAGE
Condition & Grade
Year Built 1910
Overall Condition Excellent
Overall Grade Excellent
Subareas
Code
Description
Gross Area
Living Area
BAS
First Floor
21,772
21,772
CAN
Canopy
1,650
0
FUS
Upper Story, Finished
21,772
21,772
UBM
Basement
7,040
0
UST
Utility, Storage, Unfinished
300
0
Total:
52,534
43,544
Extra Features / Outbuildings
Description ELEV-FREIGHT
Number of Units 2.00
Unit Type U
Photos
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Sketches
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This page contains much of the information used by the City of Cambridge to assess properties. The purpose of this information is to be used only for ad valorem taxation purposes and any other use is therefore not valid.