Jalen: 159 Gelston Ave
Multifamily Housing in New York City, NY · 159 Gelston Ave · 11209
At a glance
Jalen: 159 Gelston Ave is a 32,143-square-foot multifamily housing building in New York City, New York, built in 1927. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 4 out of 100 (grade D), a site energy-use intensity of 145.2 kBtu/ft² and 272 tCO₂e of greenhouse-gas emissions. That score is higher than 4% 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 | 4 (band D) |
| Site EUI | 145.2 kBtu/ft² |
| Source EUI | 174.0 kBtu/ft² |
| GHG emissions | 272 tCO₂e |
| GHG intensity | 8.5 kgCO₂e/ft² |
| Electricity | 116,421 kWh |
| Natural gas | 42,684 therms |
| Water use | 5,490 kgal |
| Gross floor area | 32,143 sq ft |
| Source record | nyc:6282685:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 4 | -7 | 145.2 kBtu/ft² | 272 tCO₂e |
| 2023 | 11 | -28 | 125.0 kBtu/ft² | 235 tCO₂e |
| 2022 | 39 | 103.9 kBtu/ft² | 190 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
- 159 Gelston Ave
- City
- New York City
- State
- New York
- ZIP
- 11209
- Coordinates
- 40.61723, -74.02857
Within ~1 km
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How does Jalen: 159 Gelston Ave 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. Jalen: 159 Gelston Ave's ENERGY STAR score of 4 compares with an average of 63 across the 22,829 that report a score; it scores higher than 4% of them and lower than 96%. Its site EUI of 145.2 kBtu/ft² is about twice 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 8.5 kgCO₂e/ft² is about 63% above the group average of 5.2 kgCO₂e/ft².
At 32,143 sq ft, it is about 68% below the average floor area of 100,951 sq ft for those buildings. It was built in 1927, 25 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 Jalen: 159 Gelston Ave's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Jalen: 159 Gelston Ave, covering report years 2022–2024. Its ENERGY STAR score went from 39 in 2022 to 4 in 2024 (-35 points); its best year on file was 2022, at 39. Site EUI moved from 103.9 kBtu/ft² (2022) to 145.2 kBtu/ft² (2024), an 40% increase. Reported emissions went from 190 tCO₂e to 272 tCO₂e over the same span (up 43%).
What does an ENERGY STAR score of 4 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 4 means the building performs better than about 4% of its national peers. BuildingCensus bands the score into report-card grades; 4 falls in band D — lowest band (1–54). It sits 71 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. Jalen: 159 Gelston Ave's 145.2 kBtu/ft² across 32,143 sq ft works out to about 4.7 billion Btu (1,368 MWh-equivalent) in 2024. Its source EUI of 174.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 116,421 kWh of electricity, 42,684 therms of natural gas and 5,490 thousand gallons of water for the year.
Which law requires Jalen: 159 Gelston Ave to report its energy use?
Jalen: 159 Gelston Ave 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:6282685:2024). 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
- 511 EVERGREEN AVENUE· 32,137 sq ft · score 98 (A)
- 66 Orange Street· 32,135 sq ft · score 71 (B)
- 66 ORANGE STREET HOUSING CORP· 32,135 sq ft · score 73 (B)
- 460 OVINGTON AVE.· 32,130 sq ft · score 100 (A)
- 460 OVINGTON AVENUE:· 32,130 sq ft · score 81 (B)
- 460 Ovington Ave· 32,130 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 Jalen: 159 Gelston Ave's energy grade?
Jalen: 159 Gelston Ave scores 4 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 Jalen: 159 Gelston Ave use?
Its 2024 site energy-use intensity was 145.2 kBtu/ft² (174.0 kBtu/ft² source) across 32,143 sq ft, including 116,421 kWh of electricity and 42,684 therms of natural gas.
What are Jalen: 159 Gelston Ave's carbon emissions?
Jalen: 159 Gelston Ave reported 272 tCO₂e of greenhouse-gas emissions (8.5 kgCO₂e/ft²) for 2024.
Where is Jalen: 159 Gelston Ave?
Jalen: 159 Gelston Ave is in New York City, New York 11209. Its coordinates are 40.61723, -74.02857 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Jalen: 159 Gelston Ave and when was it built?
Jalen: 159 Gelston Ave has 32,143 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1927 as its year built. It is classed as multifamily housing.
Is Jalen: 159 Gelston Ave 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, “Jalen: 159 Gelston Ave, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/jalen-159-gelston-ave-cee1b84e (data as of October 2, 2026).