BuildingCensus
C

70-80 Mason St

Multifamily Housing in Boston, MA · 2111.

ENERGY STAR score
68
band C · 2024
Site EUI
69.1
kBtu/ft²
GHG emissions
504
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
134,915
sq ft
Year built
vintage

BERDO 2.0 · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score68 (band C)
Site EUI69.1 kBtu/ft²
Source EUI
GHG emissions504 tCO₂e
GHG intensity
Electricity633,433 kWh
Natural gas71,610 therms
Gross floor area134,915 sq ft
Source recordboston:104207:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest68-269.1 kBtu/ft²504 tCO₂e
202370-266.9 kBtu/ft²495 tCO₂e
20227269.4 kBtu/ft²553 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

MASON PLACE CO LPS

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Location

Address
70-80 Mason St
City
Boston
State
Massachusetts
ZIP
2111.

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 70-80 Mason St's energy grade?

70-80 Mason St scores 68 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2024 Boston disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 70-80 Mason St use?

Its 2024 site energy-use intensity was 69.1 kBtu/ft² across 134,915 sq ft, including 633,433 kWh of electricity and 71,610 therms of natural gas.

What are 70-80 Mason St's carbon emissions?

70-80 Mason St reported 504 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:104207:2024.