BuildingCensus
B

1 First Street

Multifamily Housing in Cambridge, MA

ENERGY STAR score
80
band B · 2024
Site EUI
37.2
kBtu/ft²
GHG emissions
735
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
291,742
sq ft
Year built
2004
vintage
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85–10070–8455–691–54
This entry + 6 nearby

BEUDO · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score80 (band B)
Site EUI37.2 kBtu/ft²
Source EUI88.9 kBtu/ft²
GHG emissions735 tCO₂e
GHG intensity—
Electricity2,437,949 kWh
Natural gas25,209 therms
Water use5,232 kgal
Gross floor area291,742 sq ft
Source recordcambridge:B1010:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest80+137.2 kBtu/ft²735 tCO₂e
202379+136.0 kBtu/ft²718 tCO₂e
202278+738.1 kBtu/ft²756 tCO₂e
202171-539.8 kBtu/ft²796 tCO₂e
202076-438.0 kBtu/ft²748 tCO₂e
201980+138.7 kBtu/ft²709 tCO₂e
201879+340.1 kBtu/ft²773 tCO₂e
201776±038.9 kBtu/ft²796 tCO₂e
201676+1738.0 kBtu/ft²785 tCO₂e
20155945.2 kBtu/ft²951 tCO₂e

Compliance context

BEUDO

Cambridge's 2023 BEUDO amendments require non-residential buildings of 100,000+ sq ft to reach net-zero emissions by 2035 (reductions starting 2026) and those of 25,000–100,000 sq ft by 2050 (starting 2030).

Program details →

Ownership

FIRST STREET VENTURE, L.L.C.,

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Location

Address
1 First Street
State
Massachusetts
Coordinates
42.37040, -71.07780

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Cambridge · biggest emitters

Frequently asked questions

What is 1 First Street's energy grade?

1 First Street scores 80 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 Cambridge disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 1 First Street use?

Its 2024 site energy-use intensity was 37.2 kBtu/ft² (88.9 kBtu/ft² source) across 291,742 sq ft, including 2,437,949 kWh of electricity and 25,209 therms of natural gas.

What are 1 First Street's carbon emissions?

1 First Street reported 735 tCO₂e of greenhouse-gas emissions for 2024. Cambridge's 2023 BEUDO amendments require non-residential buildings of 100,000+ sq ft to reach net-zero emissions by 2035 (reductions starting 2026) and those of 25,000–100,000 sq ft by 2050 (starting 2030).

Working with Cambridge building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

Dataset updated . Source: Building Energy Use Disclosure Ordinance (BEUDO) disclosure, record cambridge:B1010:2024.