BuildingCensus
D

15 Union Square West

Multifamily Housing in New York City, NY · 15 UNION SQ. W. · 10003

ENERGY STAR score
25
band D · 2024
Site EUI
99.7
kBtu/ft²
GHG emissions
1,007
tCO₂e
GHG intensity
8.6
kgCO₂e/ft²
Floor area
116,562
sq ft
Year built
1900
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 score25 (band D)
Site EUI99.7 kBtu/ft²
Source EUI199.2 kBtu/ft²
GHG emissions1,007 tCO₂e
GHG intensity8.6 kgCO₂e/ft²
Electricity1,844,484 kWh
Natural gas53,273 therms
Water use3,711 kgal
Gross floor area116,562 sq ft
Source recordnyc:2669855:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest25+2399.7 kBtu/ft²1,007 tCO₂e
20232-2113.7 kBtu/ft²1,051 tCO₂e
20224118.5 kBtu/ft²900 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
15 UNION SQ. W.
State
New York
ZIP
10003
Coordinates
40.73579, -73.99130

Within ~1 km

Nearby benchmarked buildings

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

Frequently asked questions

What is 15 Union Square West's energy grade?

15 Union Square West scores 25 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 15 Union Square West use?

Its 2024 site energy-use intensity was 99.7 kBtu/ft² (199.2 kBtu/ft² source) across 116,562 sq ft, including 1,844,484 kWh of electricity and 53,273 therms of natural gas.

What are 15 Union Square West's carbon emissions?

15 Union Square West reported 1,007 tCO₂e of greenhouse-gas emissions (8.6 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:2669855:2024.