1049 Park Avenue Apartments Corp.
Multifamily Housing in New York City, NY · 1049 Park Avenue · 10028
At a glance
1049 Park Avenue Apartments Corp. is a 78,689-square-foot multifamily housing building in New York City, New York, built in 1924. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 61.1 kBtu/ft² and 400 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 61.1 kBtu/ft² |
| Source EUI | 87.1 kBtu/ft² |
| GHG emissions | 400 tCO₂e |
| GHG intensity | 5.1 kgCO₂e/ft² |
| Electricity | 326,343 kWh |
| Natural gas | 1,212 therms |
| Water use | 2,166 kgal |
| Gross floor area | 78,689 sq ft |
| Source record | nyc:4043758:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 61.1 kBtu/ft² | 400 tCO₂e | |
| 2023 | — | 52.5 kBtu/ft² | 362 tCO₂e | |
| 2022 | — | 66.2 kBtu/ft² | 427 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
- 1049 Park Avenue
- City
- New York City
- State
- New York
- ZIP
- 10028
- Coordinates
- 40.78051, -73.95695
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 1049 Park Avenue Apartments Corp. 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 61.1 kBtu/ft² is about 18% below the average of 74.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 5.1 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 78,689 sq ft, it is about 22% below the average floor area of 100,951 sq ft for those buildings. It was built in 1924, 28 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 1049 Park Avenue Apartments Corp.'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 1049 Park Avenue Apartments Corp., covering report years 2022–2024. Site EUI moved from 66.2 kBtu/ft² (2022) to 61.1 kBtu/ft² (2024), a 8% decrease. Reported emissions went from 427 tCO₂e to 400 tCO₂e over the same span (down 6%).
What does a site EUI of 61.1 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. 1049 Park Avenue Apartments Corp.'s 61.1 kBtu/ft² across 78,689 sq ft works out to about 4.8 billion Btu (1,409 MWh-equivalent) in 2024. Its source EUI of 87.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 326,343 kWh of electricity, 1,212 therms of natural gas and 2,166 thousand gallons of water for the year.
Which law requires 1049 Park Avenue Apartments Corp. to report its energy use?
1049 Park Avenue Apartments Corp. 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:4043758:2024). 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
- 401 West 56th Street - 8651· 78,685 sq ft · score 59 (C)
- TKR - 2155 82nd Street· 78,684 sq ft · score 82 (B)
- St Nicholas Terrace· 78,680 sq ft · score 92 (A)
- 3569 Broadway· 78,678 sq ft · score 13 (D)
- 645 OWNERS CORP· 78,660 sq ft · score 84 (B)
- 110-20 73rd Road· 78,650 sq ft · score 40 (D)
- 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 1049 Park Avenue Apartments Corp.'s energy grade?
1049 Park Avenue Apartments Corp. did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 61.1 kBtu/ft².
How much energy does 1049 Park Avenue Apartments Corp. use?
Its 2024 site energy-use intensity was 61.1 kBtu/ft² (87.1 kBtu/ft² source) across 78,689 sq ft, including 326,343 kWh of electricity and 1,212 therms of natural gas.
What are 1049 Park Avenue Apartments Corp.'s carbon emissions?
1049 Park Avenue Apartments Corp. reported 400 tCO₂e of greenhouse-gas emissions (5.1 kgCO₂e/ft²) for 2024.
Where is 1049 Park Avenue Apartments Corp.?
1049 Park Avenue Apartments Corp. is in New York City, New York 10028. Its coordinates are 40.78051, -73.95695 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 1049 Park Avenue Apartments Corp. and when was it built?
1049 Park Avenue Apartments Corp. has 78,689 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1924 as its year built. It is classed as multifamily housing.
Is 1049 Park Avenue Apartments Corp. 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, “1049 Park Avenue Apartments Corp., New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/1049-park-avenue-apartments-corp-1f1fce97 (data as of October 2, 2026).