HARLINGTON: 121 Madison Ave
Multifamily Housing in New York City, NY · 119 MADISON AVENUE · 10016
At a glance
HARLINGTON: 121 Madison Ave is a 120,745-square-foot multifamily housing building at 119 MADISON AVENUE in New York City, New York, built in 1938. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 80.4 kBtu/ft² and 797 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 80.4 kBtu/ft² |
| Source EUI | 119.2 kBtu/ft² |
| GHG emissions | 797 tCO₂e |
| GHG intensity | 6.6 kgCO₂e/ft² |
| Electricity | 742,914 kWh |
| Natural gas | 13,002 therms |
| Water use | 6,246 kgal |
| Gross floor area | 120,745 sq ft |
| Source record | nyc:2676097:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 80.4 kBtu/ft² | 797 tCO₂e | |
| 2023 | — | 85.0 kBtu/ft² | 820 tCO₂e | |
| 2022 | — | 99.2 kBtu/ft² | 889 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.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
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Location
- Address
- 119 MADISON AVENUE
- City
- New York City
- State
- New York
- ZIP
- 10016
- Coordinates
- 40.74533, -73.98472
Within ~1 km
Nearby benchmarked buildings
- ESRT - Empire State Buildingscore 78
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- PENN 1 (LL97)score —
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- PENN 1 (Offices)score —
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- 11 Madison Avenuescore 77
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- (71003A) Herald Square Macy'sscore 70
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- One Vanderbilt Avenuescore 43
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See also: most efficient in New York City · biggest emitters
How does HARLINGTON: 121 Madison Ave compare with other multifamily housing buildings in New York City?
The latest disclosures cover 33,022 multifamily housing buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 80.4 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 6.6 kgCO₂e/ft² is about 27% above the group average of 5.2 kgCO₂e/ft².
At 120,745 sq ft, it is about 20% above the average floor area of 100,951 sq ft for those buildings. It was built in 1938, 14 years earlier than the group's average year built (1952). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has HARLINGTON: 121 Madison Ave's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for HARLINGTON: 121 Madison Ave, covering report years 2022–2024. Site EUI moved from 99.2 kBtu/ft² (2022) to 80.4 kBtu/ft² (2024), a 19% decrease. Reported emissions went from 889 tCO₂e to 797 tCO₂e over the same span (down 10%).
What does a site EUI of 80.4 kBtu/ft² mean?
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. HARLINGTON: 121 Madison Ave's 80.4 kBtu/ft² across 120,745 sq ft works out to about 9.7 billion Btu (2,845 MWh-equivalent) in 2024. Its source EUI of 119.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 742,914 kWh of electricity, 13,002 therms of natural gas and 6,246 thousand gallons of water for the year.
Which law requires HARLINGTON: 121 Madison Ave to report its energy use?
HARLINGTON: 121 Madison Ave reports under Local Law 84 (LL84), the legal basis of New York City's Energy and Water Data Disclosure program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record nyc:2676097:2024). 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.
More multifamily housing buildings in New York City
- 180 West 58th Street - data· 120,738 sq ft
- 140-55 34th Avenue (Dorado)· 120,729 sq ft · score 77 (B)
- Dermot - 33 Caton Place (Kestrel)· 120,689 sq ft · score 20 (D)
- 6804 Tides Road· 120,671 sq ft · score 78 (B)
- Halstead - 176 West 87th Street NY, NY 10024· 120,670 sq ft · score 48 (D)
- 176 West 87th St· 120,670 sq ft · score 100 (A)
- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is HARLINGTON: 121 Madison Ave's energy grade?
HARLINGTON: 121 Madison Ave did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 80.4 kBtu/ft².
How much energy does HARLINGTON: 121 Madison Ave use?
Its 2024 site energy-use intensity was 80.4 kBtu/ft² (119.2 kBtu/ft² source) across 120,745 sq ft, including 742,914 kWh of electricity and 13,002 therms of natural gas.
What are HARLINGTON: 121 Madison Ave's carbon emissions?
HARLINGTON: 121 Madison Ave reported 797 tCO₂e of greenhouse-gas emissions (6.6 kgCO₂e/ft²) for 2024.
Where is HARLINGTON: 121 Madison Ave?
HARLINGTON: 121 Madison Ave is at 119 MADISON AVENUE, in New York City, New York 10016. Its coordinates are 40.74533, -73.98472 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is HARLINGTON: 121 Madison Ave and when was it built?
HARLINGTON: 121 Madison Ave has 120,745 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1938 as its year built. It is classed as multifamily housing.
Is HARLINGTON: 121 Madison Ave covered by Local Law 84 (LL84)?
Yes — it appears in the 2024 Energy and Water Data Disclosure disclosure, which lists the buildings reporting under Local Law 84 (LL84).
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About this data
Source: Energy and Water Data Disclosure (Local Law 84 (LL84)), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “HARLINGTON: 121 Madison Ave, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/harlington-121-madison-ave-008307cc (data as of October 2, 2026).