BuildingCensus
D

497-507 Massachusetts Ave

Office in Cambridge, MA

ENERGY STAR score
12
band D · 2024
Site EUI
129.7
kBtu/ft²
GHG emissions
268
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
34,388
sq ft
Year built
1980
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score12 (band D)
Site EUI129.7 kBtu/ft²
Source EUI220.0 kBtu/ft²
GHG emissions268 tCO₂e
GHG intensity
Electricity482,639 kWh
Natural gas28,123 therms
Water use2,316 kgal
Gross floor area34,388 sq ft
Source recordcambridge:B1507:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest12+2129.7 kBtu/ft²268 tCO₂e
202310-1127.4 kBtu/ft²268 tCO₂e
202211-1115.6 kBtu/ft²250 tCO₂e
202112-18118.6 kBtu/ft²252 tCO₂e
202030-6598.2 kBtu/ft²202 tCO₂e
20199522.2 kBtu/ft²50 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

GREENSAIL, LLC

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

Location

Address
497-507 Massachusetts Ave
State
Massachusetts
Coordinates
42.36450, -71.10120

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is 497-507 Massachusetts Ave's energy grade?

497-507 Massachusetts Ave scores 12 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 Cambridge disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 497-507 Massachusetts Ave use?

Its 2024 site energy-use intensity was 129.7 kBtu/ft² (220.0 kBtu/ft² source) across 34,388 sq ft, including 482,639 kWh of electricity and 28,123 therms of natural gas.

What are 497-507 Massachusetts Ave's carbon emissions?

497-507 Massachusetts Ave reported 268 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:B1507:2024.