BuildingCensus
D

Chestnut - 643 Southern Boulevard

Multifamily Housing in New York City, NY · 643 Southern Boulevard · 10455

ENERGY STAR score
47
band D · 2024
Site EUI
96.1
kBtu/ft²
GHG emissions
243
tCO₂e
GHG intensity
5.9
kgCO₂e/ft²
Floor area
40,992
sq ft
Year built
1925
vintage
◆ Loading map…
85–10070–8455–691–54
This entry + 6 nearby

Local Law 84 (LL84) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score47 (band D)
Site EUI96.1 kBtu/ft²
Source EUI123.9 kBtu/ft²
GHG emissions243 tCO₂e
GHG intensity5.9 kgCO₂e/ft²
Electricity157,559 kWh
Natural gas34,036 therms
Gross floor area40,992 sq ft
Source recordnyc:25746297:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest47+1196.1 kBtu/ft²243 tCO₂e
202336-9102.1 kBtu/ft²255 tCO₂e
202245102.0 kBtu/ft²239 tCO₂e

Compliance context

Local Law 84 (LL84)

Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
643 Southern Boulevard
State
New York
ZIP
10455
Coordinates
40.81307, -73.90087

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in New York City · biggest emitters

Frequently asked questions

What is Chestnut - 643 Southern Boulevard's energy grade?

Chestnut - 643 Southern Boulevard scores 47 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Chestnut - 643 Southern Boulevard use?

Its 2024 site energy-use intensity was 96.1 kBtu/ft² (123.9 kBtu/ft² source) across 40,992 sq ft, including 157,559 kWh of electricity and 34,036 therms of natural gas.

What are Chestnut - 643 Southern Boulevard's carbon emissions?

Chestnut - 643 Southern Boulevard reported 243 tCO₂e of greenhouse-gas emissions (5.9 kgCO₂e/ft²) for 2024. Under Local Law 97, buildings over 25,000 sq ft face carbon caps with fines of $268 per metric ton of CO₂e over the limit, phasing in from 2024.

Dataset updated . Source: Energy and Water Data Disclosure disclosure, record nyc:25746297:2024.