DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street
Multifamily Housing in New York City, NY · 47-15 48 Street · 11377
At a glance
DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street is a 164,630-square-foot multifamily housing building at 47-15 48 Street in New York City, New York, built in 1924. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 100 out of 100 (grade A), a site energy-use intensity of 14.8 kBtu/ft² and 130 tCO₂e of greenhouse-gas emissions. That score is higher than 90% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 100 (band A) |
| Site EUI | 14.8 kBtu/ft² |
| Source EUI | 15.6 kBtu/ft² |
| GHG emissions | 130 tCO₂e |
| GHG intensity | 0.8 kgCO₂e/ft² |
| Natural gas | 24,402 therms |
| Gross floor area | 164,630 sq ft |
| Source record | nyc:33618340:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 100 | 14.8 kBtu/ft² | 130 tCO₂e | |
| 2023 | — | 2356100.0 kBtu/ft² | 125 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
- 47-15 48 Street
- City
- New York City
- State
- New York
- ZIP
- 11377
- Coordinates
- 40.74050, -73.91732
Within ~1 km
Nearby benchmarked buildings
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- 39-25 51st Street - 26212score 96
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- 39-25 51st Streetscore —
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See also: most efficient in New York City · biggest emitters
How does DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th 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. DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street's ENERGY STAR score of 100 compares with an average of 63 across the 22,829 that report a score; it scores higher than 90% of them. Its site EUI of 14.8 kBtu/ft² is about 80% 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 0.8 kgCO₂e/ft² is about 85% below the group average of 5.2 kgCO₂e/ft².
At 164,630 sq ft, it is about 63% above 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 DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street, covering report years 2023–2024. Only 2 of those years carry energy figures.
What does an ENERGY STAR score of 100 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: 100 is the top of the scale. BuildingCensus bands the score into report-card grades; 100 falls in band A — high performer (85–100). Scores of 75 or higher meet the threshold for ENERGY STAR certification; certification itself is a separate, verified application that the disclosure does not record. In New York City, 43% of scored buildings are at 75 or above.
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. DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street's 14.8 kBtu/ft² across 164,630 sq ft works out to about 2.4 billion Btu (714 MWh-equivalent) in 2024. Its source EUI of 15.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 24,402 therms of natural gas for the year.
Which law requires DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street to report its energy use?
DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th 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:33618340:2024). 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
- Werber: 37-46 72nd St· 164,547 sq ft · score 66 (C)
- Spring: 2519 Creston Ave· 164,537 sq ft
- Block Management Inc - 31-90 29 Street· 164,500 sq ft · score 100 (A)
- 144-74 Northern Boulevard· 164,500 sq ft · score 27 (D)
- 8330 Vietor Avenue· 164,493 sq ft
- AKAM - 155 East 38th Street· 164,456 sq ft · score 12 (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 DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street's energy grade?
DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street scores 100 out of 100 on ENERGY STAR — band A, high performer (85–100) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street use?
Its 2024 site energy-use intensity was 14.8 kBtu/ft² (15.6 kBtu/ft² source) across 164,630 sq ft and 24,402 therms of natural gas.
What are DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street's carbon emissions?
DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street reported 130 tCO₂e of greenhouse-gas emissions (0.8 kgCO₂e/ft²) for 2024.
Where is DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street?
DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street is at 47-15 48 Street, in New York City, New York 11377. Its coordinates are 40.74050, -73.91732 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street and when was it built?
DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street has 164,630 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 DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th 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, “DEPM 1860-4 CHILD - Cosmopolitan Assoc #4 - 47-15 48th Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/depm-1860-4-child-cosmopolitan-assoc-4-47-15-48th-street-68ac35c1 (data as of October 2, 2026).