BuildingCensus
C

18 Harvard Yard

Office in Cambridge, MA

ENERGY STAR score
55
band C · 2024
Site EUI
76.7
kBtu/ft²
GHG emissions
67
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
12,898
sq ft
Year built
1900
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score55 (band C)
Site EUI76.7 kBtu/ft²
Source EUI123.6 kBtu/ft²
GHG emissions67 tCO₂e
GHG intensity
Electricity74,101 kWh
Water use162 kgal
Gross floor area12,898 sq ft
Source recordcambridge:B1239:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest55+376.7 kBtu/ft²67 tCO₂e
202352-383.0 kBtu/ft²72 tCO₂e
202255-1780.9 kBtu/ft²70 tCO₂e
202172-664.9 kBtu/ft²56 tCO₂e
202078+2359.0 kBtu/ft²51 tCO₂e
201955+578.4 kBtu/ft²67 tCO₂e
201850-1186.2 kBtu/ft²75 tCO₂e
201761-472.3 kBtu/ft²64 tCO₂e
201665+865.7 kBtu/ft²58 tCO₂e
20155776.9 kBtu/ft²68 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

PRESIDENT & FELLOWS OF HARVARD COLLEGE

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Location

Address
18 Harvard Yard
State
Massachusetts
Coordinates
42.37560, -71.11790

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is 18 Harvard Yard's energy grade?

18 Harvard Yard scores 55 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 18 Harvard Yard use?

Its 2024 site energy-use intensity was 76.7 kBtu/ft² (123.6 kBtu/ft² source) across 12,898 sq ft, including 74,101 kWh of electricity.

What are 18 Harvard Yard's carbon emissions?

18 Harvard Yard reported 67 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:B1239:2024.