BuildingCensus
C

645 Madison Avenue

Office in New York City, NY · 10022

ENERGY STAR score
66
band C · 2024
Site EUI
65.4
kBtu/ft²
GHG emissions
1,092
tCO₂e
GHG intensity
6.6
kgCO₂e/ft²
Floor area
164,615
sq ft
Year built
1971
vintage
◆ Loading map…
85–10070–8455–691–54
This entry + 6 nearby

Local Law 84 (LL84) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score66 (band C)
Site EUI65.4 kBtu/ft²
Source EUI153.8 kBtu/ft²
GHG emissions1,092 tCO₂e
GHG intensity6.6 kgCO₂e/ft²
Electricity2,267,854 kWh
Gross floor area164,615 sq ft
Source recordnyc:58618392:2024

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
645 Madison Avenue
State
New York
ZIP
10022
Coordinates
40.76399, -73.97111

Within ~1 km

Nearby benchmarked buildings

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

Frequently asked questions

What is 645 Madison Avenue's energy grade?

645 Madison Avenue scores 66 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 645 Madison Avenue use?

Its 2024 site energy-use intensity was 65.4 kBtu/ft² (153.8 kBtu/ft² source) across 164,615 sq ft, including 2,267,854 kWh of electricity.

What are 645 Madison Avenue's carbon emissions?

645 Madison Avenue reported 1,092 tCO₂e of greenhouse-gas emissions (6.6 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:58618392:2024.