18-22 21st Avenue (Parent Property)
Multifamily Housing in New York City, NY · 18-22 21st Avenue · 11105
At a glance
18-22 21st Avenue (Parent Property) is a 124,710-square-foot multifamily housing building in New York City, New York, built in 1950. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 25 out of 100 (grade D), a site energy-use intensity of 117.8 kBtu/ft² and 857 tCO₂e of greenhouse-gas emissions. That score is higher than 15% 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 | 25 (band D) |
| Site EUI | 117.8 kBtu/ft² |
| Source EUI | 141.0 kBtu/ft² |
| GHG emissions | 857 tCO₂e |
| GHG intensity | 6.9 kgCO₂e/ft² |
| Electricity | 362,747 kWh |
| Natural gas | 134,479 therms |
| Water use | 6,221 kgal |
| Gross floor area | 124,710 sq ft |
| Source record | nyc:2919807:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 25 | ±0 | 117.8 kBtu/ft² | 857 tCO₂e |
| 2023 | 25 | +10 | 113.7 kBtu/ft² | 820 tCO₂e |
| 2022 | 15 | 132.3 kBtu/ft² | 924 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
- 18-22 21st Avenue
- City
- New York City
- State
- New York
- ZIP
- 11105
- Coordinates
- 40.78332, -73.91608
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 18-22 21st Avenue (Parent Property) 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. 18-22 21st Avenue (Parent Property)'s ENERGY STAR score of 25 compares with an average of 63 across the 22,829 that report a score; it scores higher than 15% of them and lower than 85%. Its site EUI of 117.8 kBtu/ft² is about 57% 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 6.9 kgCO₂e/ft² is about 32% above the group average of 5.2 kgCO₂e/ft².
At 124,710 sq ft, it is about 24% above 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 18-22 21st Avenue (Parent Property)'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 18-22 21st Avenue (Parent Property), covering report years 2022–2024. Its ENERGY STAR score went from 15 in 2022 to 25 in 2024 (+10 points); its best year on file was 2023, at 25. Site EUI moved from 132.3 kBtu/ft² (2022) to 117.8 kBtu/ft² (2024), a 11% decrease. Reported emissions went from 924 tCO₂e to 857 tCO₂e over the same span (down 7%).
What does an ENERGY STAR score of 25 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: a score of 25 means the building performs better than about 25% of its national peers. BuildingCensus bands the score into report-card grades; 25 falls in band D — lowest band (1–54). It sits 50 points below 75, the threshold for ENERGY STAR certification. 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. 18-22 21st Avenue (Parent Property)'s 117.8 kBtu/ft² across 124,710 sq ft works out to about 14.7 billion Btu (4,305 MWh-equivalent) in 2024. Its source EUI of 141.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 362,747 kWh of electricity, 134,479 therms of natural gas and 6,221 thousand gallons of water for the year.
Which law requires 18-22 21st Avenue (Parent Property) to report its energy use?
18-22 21st Avenue (Parent Property) 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:2919807:2024). 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
- Kaled: 86-45 St James Ave· 124,696 sq ft · score 76 (B)
- Lovett - 71-12 162nd Street· 124,681 sq ft · score 78 (B)
- Dov Management - 1245 Avenue X· 124,636 sq ft · EUI 75.7 kBtu/ft²
- 108-37 71st Avenue· 124,635 sq ft · EUI 101.7 kBtu/ft²
- 60 East 12th Street· 124,630 sq ft
- 60 East 12th Street· 124,630 sq ft · score 87 (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 18-22 21st Avenue (Parent Property)'s energy grade?
18-22 21st Avenue (Parent Property) scores 25 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 18-22 21st Avenue (Parent Property) use?
Its 2024 site energy-use intensity was 117.8 kBtu/ft² (141.0 kBtu/ft² source) across 124,710 sq ft, including 362,747 kWh of electricity and 134,479 therms of natural gas.
What are 18-22 21st Avenue (Parent Property)'s carbon emissions?
18-22 21st Avenue (Parent Property) reported 857 tCO₂e of greenhouse-gas emissions (6.9 kgCO₂e/ft²) for 2024.
Where is 18-22 21st Avenue (Parent Property)?
18-22 21st Avenue (Parent Property) is in New York City, New York 11105. Its coordinates are 40.78332, -73.91608 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 18-22 21st Avenue (Parent Property) and when was it built?
18-22 21st Avenue (Parent Property) has 124,710 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 18-22 21st Avenue (Parent Property) 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, “18-22 21st Avenue (Parent Property), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/18-22-21st-avenue-parent-property-dd3cf1d4 (data as of October 2, 2026).