BuildingCensus

21 Dunster Street

Office in Cambridge, MA

ENERGY STAR score
not reported · 2024
Site EUI
142.6
kBtu/ft²
GHG emissions
263
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
30,384
sq ft
Year built
1898
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score
Site EUI142.6 kBtu/ft²
Source EUI249.6 kBtu/ft²
GHG emissions263 tCO₂e
GHG intensity
Electricity508,368 kWh
Natural gas25,970 therms
Water use1,352 kgal
Gross floor area30,384 sq ft
Source recordcambridge:B1822:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest142.6 kBtu/ft²263 tCO₂e
2023141.6 kBtu/ft²258 tCO₂e
2022130.4 kBtu/ft²238 tCO₂e
2021116.1 kBtu/ft²213 tCO₂e
202090.4 kBtu/ft²167 tCO₂e
2019164.6 kBtu/ft²287 tCO₂e
2018180.7 kBtu/ft²325 tCO₂e
2017170.2 kBtu/ft²317 tCO₂e
2016114.5 kBtu/ft²215 tCO₂e
2015140.7 kBtu/ft²269 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

DANA CHAMBERS ALLIANCE

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

Location

Address
21 Dunster Street
State
Massachusetts
Coordinates
42.37290, -71.11920

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is 21 Dunster Street's energy grade?

21 Dunster Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 142.6 kBtu/ft².

How much energy does 21 Dunster Street use?

Its 2024 site energy-use intensity was 142.6 kBtu/ft² (249.6 kBtu/ft² source) across 30,384 sq ft, including 508,368 kWh of electricity and 25,970 therms of natural gas.

What are 21 Dunster Street's carbon emissions?

21 Dunster Street reported 263 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:B1822:2024.