GP Properties : 105 WEST 55 STREET
Multifamily Housing in New York City, NY · 105 WEST 55 STREET · 10019
At a glance
GP Properties : 105 WEST 55 STREET is a 54,000-square-foot multifamily housing building in New York City, New York, built in 1950. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 125.1 kBtu/ft² and 549 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 125.1 kBtu/ft² |
| Source EUI | 169.2 kBtu/ft² |
| GHG emissions | 549 tCO₂e |
| GHG intensity | 10.2 kgCO₂e/ft² |
| Electricity | 375,460 kWh |
| Natural gas | 4,876 therms |
| Water use | 2,805 kgal |
| Gross floor area | 54,000 sq ft |
| Source record | nyc:20754085:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 125.1 kBtu/ft² | 549 tCO₂e | |
| 2023 | — | 122.7 kBtu/ft² | 529 tCO₂e | |
| 2022 | — | 87.3 kBtu/ft² | 355 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
- 105 WEST 55 STREET
- City
- New York City
- State
- New York
- ZIP
- 10019
- Coordinates
- 40.76321, -73.97855
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does GP Properties : 105 WEST 55 STREET 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 125.1 kBtu/ft² is about 67% above the average of 74.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 10.2 kgCO₂e/ft² is about twice the group average of 5.2 kgCO₂e/ft².
At 54,000 sq ft, it is about half of the average floor area of 100,951 sq ft for those buildings. Its 1950 construction date is close to 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 GP Properties : 105 WEST 55 STREET's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for GP Properties : 105 WEST 55 STREET, covering report years 2022–2024. Site EUI moved from 87.3 kBtu/ft² (2022) to 125.1 kBtu/ft² (2024), an 43% increase. Reported emissions went from 355 tCO₂e to 549 tCO₂e over the same span (up 55%).
What does a site EUI of 125.1 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. GP Properties : 105 WEST 55 STREET's 125.1 kBtu/ft² across 54,000 sq ft works out to about 6.8 billion Btu (1,980 MWh-equivalent) in 2024. Its source EUI of 169.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 375,460 kWh of electricity, 4,876 therms of natural gas and 2,805 thousand gallons of water for the year.
Which law requires GP Properties : 105 WEST 55 STREET to report its energy use?
GP Properties : 105 WEST 55 STREET 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:20754085:2024). 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
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- 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 GP Properties : 105 WEST 55 STREET's energy grade?
GP Properties : 105 WEST 55 STREET did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 125.1 kBtu/ft².
How much energy does GP Properties : 105 WEST 55 STREET use?
Its 2024 site energy-use intensity was 125.1 kBtu/ft² (169.2 kBtu/ft² source) across 54,000 sq ft, including 375,460 kWh of electricity and 4,876 therms of natural gas.
What are GP Properties : 105 WEST 55 STREET's carbon emissions?
GP Properties : 105 WEST 55 STREET reported 549 tCO₂e of greenhouse-gas emissions (10.2 kgCO₂e/ft²) for 2024.
Where is GP Properties : 105 WEST 55 STREET?
GP Properties : 105 WEST 55 STREET is in New York City, New York 10019. Its coordinates are 40.76321, -73.97855 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is GP Properties : 105 WEST 55 STREET and when was it built?
GP Properties : 105 WEST 55 STREET has 54,000 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1950 as its year built. It is classed as multifamily housing.
Is GP Properties : 105 WEST 55 STREET 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, “GP Properties : 105 WEST 55 STREET, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/gp-properties-105-west-55-street-c6900806 (data as of October 2, 2026).