BuildingCensus
A

23rd Street: 241 W 23

Multifamily Housing in New York City, NY · 241 W 23rd St · 10011

ENERGY STAR score
96
band A · 2024
Site EUI
52.1
kBtu/ft²
GHG emissions
98
tCO₂e
GHG intensity
3.5
kgCO₂e/ft²
Floor area
28,108
sq ft
Year built
1898
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Local Law 84 (LL84) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score96 (band A)
Site EUI52.1 kBtu/ft²
Source EUI74.6 kBtu/ft²
GHG emissions98 tCO₂e
GHG intensity3.5 kgCO₂e/ft²
Electricity93,891 kWh
Natural gas11,434 therms
Gross floor area28,108 sq ft
Source recordnyc:9469621:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest96-152.1 kBtu/ft²98 tCO₂e
202397-148.9 kBtu/ft²90 tCO₂e
20229852.1 kBtu/ft²88 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.

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Ownership

No owner listed in the disclosure.

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Location

Address
241 W 23rd St
State
New York
ZIP
10011
Coordinates
40.74463, -73.99688

Within ~1 km

Nearby benchmarked buildings

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

Frequently asked questions

What is 23rd Street: 241 W 23's energy grade?

23rd Street: 241 W 23 scores 96 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 23rd Street: 241 W 23 use?

Its 2024 site energy-use intensity was 52.1 kBtu/ft² (74.6 kBtu/ft² source) across 28,108 sq ft, including 93,891 kWh of electricity and 11,434 therms of natural gas.

What are 23rd Street: 241 W 23's carbon emissions?

23rd Street: 241 W 23 reported 98 tCO₂e of greenhouse-gas emissions (3.5 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:9469621:2024.