Park Avenue East - 120 E 123rd Street
Multifamily Housing in New York City, NY · 120 E. 123Rd Street · 10035
At a glance
Park Avenue East - 120 E 123rd Street is a 50,200-square-foot multifamily housing building at 120 E. 123Rd Street in New York City, New York, built in 1970. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 6 out of 100 (grade D), a site energy-use intensity of 136.9 kBtu/ft² and 563 tCO₂e of greenhouse-gas emissions. That score is higher than 5% 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 | 6 (band D) |
| Site EUI | 136.9 kBtu/ft² |
| Source EUI | 184.5 kBtu/ft² |
| GHG emissions | 563 tCO₂e |
| GHG intensity | 11.2 kgCO₂e/ft² |
| Electricity | 380,197 kWh |
| Natural gas | 1 therms |
| Gross floor area | 50,200 sq ft |
| Source record | nyc:9566463:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 6 | +4 | 136.9 kBtu/ft² | 563 tCO₂e |
| 2023 | 2 | -92 | 155.2 kBtu/ft² | 618 tCO₂e |
| 2022 | 94 | 35.3 kBtu/ft² | 139 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
- 120 E. 123Rd Street
- City
- New York City
- State
- New York
- ZIP
- 10035
- Coordinates
- 40.80340, -73.93917
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does Park Avenue East - 120 E 123rd 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. Park Avenue East - 120 E 123rd Street's ENERGY STAR score of 6 compares with an average of 63 across the 22,829 that report a score; it scores higher than 5% of them and lower than 94%. Its site EUI of 136.9 kBtu/ft² is about 83% 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 11.2 kgCO₂e/ft² is about twice the group average of 5.2 kgCO₂e/ft².
At 50,200 sq ft, it is about half of the average floor area of 100,951 sq ft for those buildings. It was built in 1970, 18 years later 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 Park Avenue East - 120 E 123rd Street's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Park Avenue East - 120 E 123rd Street, covering report years 2022–2024. Its ENERGY STAR score went from 94 in 2022 to 6 in 2024 (-88 points); its best year on file was 2022, at 94. Site EUI moved from 35.3 kBtu/ft² (2022) to 136.9 kBtu/ft² (2024), an 288% increase. Reported emissions went from 139 tCO₂e to 563 tCO₂e over the same span (up 306%).
What does an ENERGY STAR score of 6 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 6 means the building performs better than about 6% of its national peers. BuildingCensus bands the score into report-card grades; 6 falls in band D — lowest band (1–54). It sits 69 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. Park Avenue East - 120 E 123rd Street's 136.9 kBtu/ft² across 50,200 sq ft works out to about 6.9 billion Btu (2,014 MWh-equivalent) in 2024. Its source EUI of 184.5 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 380,197 kWh of electricity and 1 therms of natural gas for the year.
Which law requires Park Avenue East - 120 E 123rd Street to report its energy use?
Park Avenue East - 120 E 123rd 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:9566463:2024). 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
- 120 East 29th Street· 50,197 sq ft · score 57 (C)
- 244 Riverside Drive· 50,191 sq ft · score 72 (B)
- 2075 Morris Avenue· 50,190 sq ft · score 100 (A)
- 11-13 West 116th Street· 50,190 sq ft · score 95 (A)
- 63 West 17th Street· 50,175 sq ft · EUI 96.0 kBtu/ft²
- 240 Meeker· 50,170 sq ft · score 61 (C)
- 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 Park Avenue East - 120 E 123rd Street's energy grade?
Park Avenue East - 120 E 123rd Street scores 6 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 Park Avenue East - 120 E 123rd Street use?
Its 2024 site energy-use intensity was 136.9 kBtu/ft² (184.5 kBtu/ft² source) across 50,200 sq ft, including 380,197 kWh of electricity and 1 therms of natural gas.
What are Park Avenue East - 120 E 123rd Street's carbon emissions?
Park Avenue East - 120 E 123rd Street reported 563 tCO₂e of greenhouse-gas emissions (11.2 kgCO₂e/ft²) for 2024.
Where is Park Avenue East - 120 E 123rd Street?
Park Avenue East - 120 E 123rd Street is at 120 E. 123Rd Street, in New York City, New York 10035. Its coordinates are 40.80340, -73.93917 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Park Avenue East - 120 E 123rd Street and when was it built?
Park Avenue East - 120 E 123rd Street has 50,200 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1970 as its year built. It is classed as multifamily housing.
Is Park Avenue East - 120 E 123rd 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, “Park Avenue East - 120 E 123rd Street, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/park-avenue-east-120-e-123rd-street-ad1f1f07 (data as of October 2, 2026).