BuildingCensus
C

One Brattle Square

Office in Cambridge, MA

ENERGY STAR score
64
band C · 2024
Site EUI
64.5
kBtu/ft²
GHG emissions
479
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
108,592
sq ft
Year built
1991
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score64 (band C)
Site EUI64.5 kBtu/ft²
Source EUI157.6 kBtu/ft²
GHG emissions479 tCO₂e
GHG intensity
Electricity1,633,956 kWh
Natural gas14,344 therms
Water use1,013 kgal
Gross floor area108,592 sq ft
Source recordcambridge:B1123:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest64-764.5 kBtu/ft²479 tCO₂e
202371+261.1 kBtu/ft²442 tCO₂e
202269+1158.7 kBtu/ft²430 tCO₂e
202158-1067.6 kBtu/ft²499 tCO₂e
202068+466.3 kBtu/ft²467 tCO₂e
201964+1772.9 kBtu/ft²492 tCO₂e
201847-1499.6 kBtu/ft²684 tCO₂e
201761+1593.3 kBtu/ft²604 tCO₂e
201646+492.1 kBtu/ft²635 tCO₂e
20154299.6 kBtu/ft²692 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

WELLS REIT ONE BRATTLE SQUARE I,LLC

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

Location

Address
One Brattle Square
State
Massachusetts
Coordinates
42.37320, -71.12150

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is One Brattle Square's energy grade?

One Brattle Square scores 64 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2024 Cambridge disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does One Brattle Square use?

Its 2024 site energy-use intensity was 64.5 kBtu/ft² (157.6 kBtu/ft² source) across 108,592 sq ft, including 1,633,956 kWh of electricity and 14,344 therms of natural gas.

What are One Brattle Square's carbon emissions?

One Brattle Square reported 479 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:B1123:2024.