BuildingCensus
A

361 Walnut Ave

Multifamily Housing in Boston, MA · 2119.

ENERGY STAR score
99
band A · 2024
Site EUI
37.0
kBtu/ft²
GHG emissions
87
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
46,410
sq ft
Year built
—
vintage

BERDO 2.0 · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score99 (band A)
Site EUI37.0 kBtu/ft²
Source EUI—
GHG emissions87 tCO₂e
GHG intensity—
Electricity98,251 kWh
Natural gas12,825 therms
Gross floor area46,410 sq ft
Source recordboston:106617:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest99±037.0 kBtu/ft²87 tCO₂e
202399+937.7 kBtu/ft²96 tCO₂e
20229046.3 kBtu/ft²131 tCO₂e

Compliance context

BERDO 2.0

BERDO 2.0 sets emissions standards for buildings of 20,000+ sq ft or 15+ units, starting in 2025 or 2030 depending on building size, with an alternative-compliance payment of $234 per metric ton of CO₂e over the limit.

Program details →

Ownership

WALNUT WASHINGTON APTS LLC MASS LLC

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

Location

Address
361 Walnut Ave
City
Boston
State
Massachusetts
ZIP
2119.

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 361 Walnut Ave's energy grade?

361 Walnut Ave scores 99 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 361 Walnut Ave use?

Its 2024 site energy-use intensity was 37.0 kBtu/ft² across 46,410 sq ft, including 98,251 kWh of electricity and 12,825 therms of natural gas.

What are 361 Walnut Ave's carbon emissions?

361 Walnut Ave reported 87 tCO₂e of greenhouse-gas emissions for 2024. BERDO 2.0 sets emissions standards for buildings of 20,000+ sq ft or 15+ units, starting in 2025 or 2030 depending on building size, with an alternative-compliance payment of $234 per metric ton of CO₂e over the limit.

Working with Boston 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 Emissions Reduction and Disclosure Ordinance disclosure, record boston:106617:2024.