BuildingCensus
A

48-50 Congress St

Office in Boston, MA · 2109.

ENERGY STAR score
90
band A · 2024
Site EUI
47.9
kBtu/ft²
GHG emissions
575
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
179,873
sq ft
Year built
vintage

BERDO 2.0 · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score90 (band A)
Site EUI47.9 kBtu/ft²
Source EUI
GHG emissions575 tCO₂e
GHG intensity
Electricity1,032,443 kWh
Natural gas1,882 therms
Gross floor area179,873 sq ft
Source recordboston:103352:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest90-247.9 kBtu/ft²575 tCO₂e
202392+847.0 kBtu/ft²578 tCO₂e
20228462.2 kBtu/ft²844 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

GRE CONGRESS STREET LLC

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

Location

Address
48-50 Congress St
City
Boston
State
Massachusetts
ZIP
2109.

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 48-50 Congress St's energy grade?

48-50 Congress St scores 90 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Boston disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 48-50 Congress St use?

Its 2024 site energy-use intensity was 47.9 kBtu/ft² across 179,873 sq ft, including 1,032,443 kWh of electricity and 1,882 therms of natural gas.

What are 48-50 Congress St's carbon emissions?

48-50 Congress St reported 575 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:103352:2024.