BuildingCensus
D

351 PROPERTIES LLC

Multifamily Housing in New York City, NY · 351 EAST 21ST STREET · 11226

ENERGY STAR score
43
band D · 2024
Site EUI
83.7
kBtu/ft²
GHG emissions
160
tCO₂e
GHG intensity
5.3
kgCO₂e/ft²
Floor area
30,240
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 score43 (band D)
Site EUI83.7 kBtu/ft²
Source EUI111.7 kBtu/ft²
GHG emissions160 tCO₂e
GHG intensity5.3 kgCO₂e/ft²
Electricity120,732 kWh
Natural gas21,191 therms
Gross floor area30,240 sq ft
Source recordnyc:6444275:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest43+383.7 kBtu/ft²160 tCO₂e
202340-1284.3 kBtu/ft²158 tCO₂e
20225285.0 kBtu/ft²148 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.

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

Location

Address
351 EAST 21ST STREET
State
New York
ZIP
11226
Coordinates
40.64572, -73.95911

Within ~1 km

Nearby benchmarked buildings

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

Frequently asked questions

What is 351 PROPERTIES LLC's energy grade?

351 PROPERTIES LLC scores 43 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 351 PROPERTIES LLC use?

Its 2024 site energy-use intensity was 83.7 kBtu/ft² (111.7 kBtu/ft² source) across 30,240 sq ft, including 120,732 kWh of electricity and 21,191 therms of natural gas.

What are 351 PROPERTIES LLC's carbon emissions?

351 PROPERTIES LLC reported 160 tCO₂e of greenhouse-gas emissions (5.3 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:6444275:2024.