Halstead - 891 Park Avenue
Multifamily Housing in New York City, NY · 891 PARK AVENUE · 10075
At a glance
Halstead - 891 Park Avenue is a 29,205-square-foot multifamily housing building at 891 PARK AVENUE in New York City, New York, built in 1931. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 78.5 kBtu/ft² and 188 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 78.5 kBtu/ft² |
| Source EUI | 106.2 kBtu/ft² |
| GHG emissions | 188 tCO₂e |
| GHG intensity | 6.4 kgCO₂e/ft² |
| Electricity | 128,288 kWh |
| Natural gas | 178 therms |
| Water use | 518 kgal |
| Gross floor area | 29,205 sq ft |
| Source record | nyc:25762129:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 78.5 kBtu/ft² | 188 tCO₂e | |
| 2023 | — | 62.7 kBtu/ft² | 150 tCO₂e | |
| 2022 | — | 83.7 kBtu/ft² | 185 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
- 891 PARK AVENUE
- City
- New York City
- State
- New York
- ZIP
- 10075
- Coordinates
- 40.77529, -73.96075
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Halstead - 891 Park Avenue 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 78.5 kBtu/ft² is roughly in line with the average of 74.9 kBtu/ft². Its emissions intensity of 6.4 kgCO₂e/ft² is about 24% above the group average of 5.2 kgCO₂e/ft².
At 29,205 sq ft, it is about 71% below the average floor area of 100,951 sq ft for those buildings. It was built in 1931, 21 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 Halstead - 891 Park Avenue's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Halstead - 891 Park Avenue, covering report years 2022–2024. Site EUI moved from 83.7 kBtu/ft² (2022) to 78.5 kBtu/ft² (2024), a 6% decrease. Reported emissions went from 185 tCO₂e to 188 tCO₂e over the same span (up 2%).
What does a site EUI of 78.5 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. Halstead - 891 Park Avenue's 78.5 kBtu/ft² across 29,205 sq ft works out to about 2.3 billion Btu (672 MWh-equivalent) in 2024. Its source EUI of 106.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 128,288 kWh of electricity, 178 therms of natural gas and 518 thousand gallons of water for the year.
Which law requires Halstead - 891 Park Avenue to report its energy use?
Halstead - 891 Park Avenue 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:25762129:2024). 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.
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- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
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Frequently asked questions
What is Halstead - 891 Park Avenue's energy grade?
Halstead - 891 Park Avenue did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 78.5 kBtu/ft².
How much energy does Halstead - 891 Park Avenue use?
Its 2024 site energy-use intensity was 78.5 kBtu/ft² (106.2 kBtu/ft² source) across 29,205 sq ft, including 128,288 kWh of electricity and 178 therms of natural gas.
What are Halstead - 891 Park Avenue's carbon emissions?
Halstead - 891 Park Avenue reported 188 tCO₂e of greenhouse-gas emissions (6.4 kgCO₂e/ft²) for 2024.
Where is Halstead - 891 Park Avenue?
Halstead - 891 Park Avenue is at 891 PARK AVENUE, in New York City, New York 10075. Its coordinates are 40.77529, -73.96075 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Halstead - 891 Park Avenue and when was it built?
Halstead - 891 Park Avenue has 29,205 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1931 as its year built. It is classed as multifamily housing.
Is Halstead - 891 Park Avenue 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, “Halstead - 891 Park Avenue, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/halstead-891-park-avenue-96592cb0 (data as of October 2, 2026).