BuildingCensus
B

1100 Massachusetts Avenue

Office in Cambridge, MA

ENERGY STAR score
75
band B · 2024
Site EUI
50.1
kBtu/ft²
GHG emissions
153
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
49,308
sq ft
Year built
1978
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score75 (band B)
Site EUI50.1 kBtu/ft²
Source EUI93.8 kBtu/ft²
GHG emissions153 tCO₂e
GHG intensity
Electricity339,833 kWh
Natural gas13,111 therms
Water use120 kgal
Gross floor area49,308 sq ft
Source recordcambridge:B1106:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest75+1250.1 kBtu/ft²153 tCO₂e
202363+1561.3 kBtu/ft²186 tCO₂e
202248+461.7 kBtu/ft²189 tCO₂e
202144-664.2 kBtu/ft²197 tCO₂e
202050+166.5 kBtu/ft²199 tCO₂e
201949±088.3 kBtu/ft²253 tCO₂e
201849-894.6 kBtu/ft²276 tCO₂e
201757-1394.1 kBtu/ft²295 tCO₂e
201670-261.2 kBtu/ft²167 tCO₂e
20157250.3 kBtu/ft²190 tCO₂e

Compliance context

BEUDO

Cambridge's 2023 BEUDO amendments require large non-residential buildings to cut emissions to net zero by 2035–2050, with compliance obligations starting from 2025 reporting.

Program details →

Ownership

SUN LIFE ASSURANCE CO OF CANADA

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Location

Address
1100 Massachusetts Avenue
State
Massachusetts
Coordinates
42.37040, -71.11370

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is 1100 Massachusetts Avenue's energy grade?

1100 Massachusetts Avenue scores 75 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 Cambridge disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 1100 Massachusetts Avenue use?

Its 2024 site energy-use intensity was 50.1 kBtu/ft² (93.8 kBtu/ft² source) across 49,308 sq ft, including 339,833 kWh of electricity and 13,111 therms of natural gas.

What are 1100 Massachusetts Avenue's carbon emissions?

1100 Massachusetts Avenue reported 153 tCO₂e of greenhouse-gas emissions for 2024. Cambridge's 2023 BEUDO amendments require large non-residential buildings to cut emissions to net zero by 2035–2050, with compliance obligations starting from 2025 reporting.

Dataset updated . Source: Building Energy Use Disclosure Ordinance (BEUDO) disclosure, record cambridge:B1106:2024.