BuildingCensus
A

399 Congress St

Multifamily Housing in Boston, MA · 2210.

ENERGY STAR score
95
band A · 2024
Site EUI
30.4
kBtu/ft²
GHG emissions
825
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
481,242
sq ft
Year built
—
vintage

BERDO 2.0 · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score95 (band A)
Site EUI30.4 kBtu/ft²
Source EUI—
GHG emissions825 tCO₂e
GHG intensity—
Electricity3,646,853 kWh
Natural gas21,813 therms
Gross floor area481,242 sq ft
Source recordboston:100146:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest95+1230.4 kBtu/ft²825 tCO₂e
20238342.2 kBtu/ft²1,171 tCO₂e
2022———

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

KRE 399 CONGRESS OWNER LLC

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

Location

Address
399 Congress 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 399 Congress St's energy grade?

399 Congress St scores 95 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 399 Congress St use?

Its 2024 site energy-use intensity was 30.4 kBtu/ft² across 481,242 sq ft, including 3,646,853 kWh of electricity and 21,813 therms of natural gas.

What are 399 Congress St's carbon emissions?

399 Congress St reported 825 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:100146:2024.