BuildingCensus
A

225 Windsor Street

K-12 School in Cambridge, MA

ENERGY STAR score
91
band A · 2024
Site EUI
42.0
kBtu/ft²
GHG emissions
181
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
83,221
sq ft
Year built
1982
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score91 (band A)
Site EUI42.0 kBtu/ft²
Source EUI58.9 kBtu/ft²
GHG emissions181 tCO₂e
GHG intensity
Electricity208,963 kWh
Natural gas24,312 therms
Water use761 kgal
Gross floor area83,221 sq ft
Source recordcambridge:B1057:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest91+142.0 kBtu/ft²181 tCO₂e
202390+641.6 kBtu/ft²181 tCO₂e
202284+449.3 kBtu/ft²223 tCO₂e
202180-253.5 kBtu/ft²236 tCO₂e
202082-849.3 kBtu/ft²215 tCO₂e
201990+1150.8 kBtu/ft²217 tCO₂e
201879-253.1 kBtu/ft²255 tCO₂e
201781+448.5 kBtu/ft²241 tCO₂e
201677+1449.5 kBtu/ft²288 tCO₂e
20156369.0 kBtu/ft²429 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.

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Ownership

CAMBRIDGE CITY OF

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Location

Address
225 Windsor Street
State
Massachusetts
Coordinates
42.36680, -71.09590

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is 225 Windsor Street's energy grade?

225 Windsor Street scores 91 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Cambridge disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 225 Windsor Street use?

Its 2024 site energy-use intensity was 42.0 kBtu/ft² (58.9 kBtu/ft² source) across 83,221 sq ft, including 208,963 kWh of electricity and 24,312 therms of natural gas.

What are 225 Windsor Street's carbon emissions?

225 Windsor Street reported 181 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:B1057:2024.