BuildingCensus
C

28 Walker St

K-12 School in Boston, MA · 2129.

ENERGY STAR score
62
band C · 2024
Site EUI
54.0
kBtu/ft²
GHG emissions
240
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
81,655
sq ft
Year built
vintage

BERDO 2.0 · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score62 (band C)
Site EUI54.0 kBtu/ft²
Source EUI
GHG emissions240 tCO₂e
GHG intensity
Electricity455,201 kWh
Natural gas28,577 therms
Gross floor area81,655 sq ft
Source recordboston:101883:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest62-2954.0 kBtu/ft²240 tCO₂e
202391+1045.9 kBtu/ft²202 tCO₂e
20228160.0 kBtu/ft²272 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

CITY OF BOSTON

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Location

Address
28 Walker St
City
Boston
State
Massachusetts
ZIP
2129.

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 28 Walker St's energy grade?

28 Walker St scores 62 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 28 Walker St use?

Its 2024 site energy-use intensity was 54.0 kBtu/ft² across 81,655 sq ft, including 455,201 kWh of electricity and 28,577 therms of natural gas.

What are 28 Walker St's carbon emissions?

28 Walker St reported 240 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:101883:2024.