BuildingCensus
B

625 Massachusetts Ave

Office in Cambridge, MA

ENERGY STAR score
77
band B · 2024
Site EUI
55.2
kBtu/ft²
GHG emissions
444
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
122,104
sq ft
Year built
1920
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score77 (band B)
Site EUI55.2 kBtu/ft²
Source EUI122.5 kBtu/ft²
GHG emissions444 tCO₂e
GHG intensity
Electricity1,320,600 kWh
Natural gas22,292 therms
Water use713 kgal
Gross floor area122,104 sq ft
Source recordcambridge:B1014:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest77+155.2 kBtu/ft²444 tCO₂e
202376+154.9 kBtu/ft²443 tCO₂e
202275-556.3 kBtu/ft²447 tCO₂e
202180+653.0 kBtu/ft²422 tCO₂e
202074-265.6 kBtu/ft²520 tCO₂e
201976+876.7 kBtu/ft²579 tCO₂e
201868-288.1 kBtu/ft²694 tCO₂e
201770+1676.6 kBtu/ft²650 tCO₂e
201654+2268.4 kBtu/ft²577 tCO₂e
20153290.2 kBtu/ft²775 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

625 MASS AVE OWNER, LLC,

Own or manage this building? Claim it to correct the record and get compliance alerts.

Location

Address
625 Massachusetts Ave
State
Massachusetts
Coordinates
42.36560, -71.10290

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is 625 Massachusetts Ave's energy grade?

625 Massachusetts Ave scores 77 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 625 Massachusetts Ave use?

Its 2024 site energy-use intensity was 55.2 kBtu/ft² (122.5 kBtu/ft² source) across 122,104 sq ft, including 1,320,600 kWh of electricity and 22,292 therms of natural gas.

What are 625 Massachusetts Ave's carbon emissions?

625 Massachusetts Ave reported 444 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:B1014:2024.