BuildingCensus
B

321-325 Summer St

Office in Boston, MA · 2210.

ENERGY STAR score
80
band B · 2024
Site EUI
52.3
kBtu/ft²
GHG emissions
300
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
103,755
sq ft
Year built
vintage

BERDO 2.0 · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score80 (band B)
Site EUI52.3 kBtu/ft²
Source EUI
GHG emissions300 tCO₂e
GHG intensity
Electricity878,818 kWh
Natural gas24,256 therms
Gross floor area103,755 sq ft
Source recordboston:106154:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest80-252.3 kBtu/ft²300 tCO₂e
202382+350.0 kBtu/ft²296 tCO₂e
20227953.9 kBtu/ft²377 tCO₂e

Compliance context

BERDO 2.0

BERDO 2.0 sets emissions standards for buildings over 20,000 sq ft from 2025, with an alternative-compliance payment of $234 per metric ton of CO₂e over the cap.

Program details →

Ownership

THREE 21 SUMMER ST LLC

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Location

Address
321-325 Summer St
City
Boston
State
Massachusetts
ZIP
2210.

Within ~1 km

Nearby benchmarked buildings

This source publishes no coordinates, so nearby buildings can't be resolved yet.

See also: most efficient in Boston · biggest emitters

Frequently asked questions

What is 321-325 Summer St's energy grade?

321-325 Summer St scores 80 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 Boston disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 321-325 Summer St use?

Its 2024 site energy-use intensity was 52.3 kBtu/ft² across 103,755 sq ft, including 878,818 kWh of electricity and 24,256 therms of natural gas.

What are 321-325 Summer St's carbon emissions?

321-325 Summer St reported 300 tCO₂e of greenhouse-gas emissions for 2024. BERDO 2.0 sets emissions standards for buildings over 20,000 sq ft from 2025, with an alternative-compliance payment of $234 per metric ton of CO₂e over the cap.

Dataset updated . Source: Building Emissions Reduction and Disclosure Ordinance disclosure, record boston:106154:2024.