55 Liberty Owners Corp. (55 Liberty Street)
Multifamily Housing in New York City, NY · 55 Liberty Street · 10005
At a glance
55 Liberty Owners Corp. (55 Liberty Street) is a 182,718-square-foot multifamily housing building in New York City, New York, built in 1909. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 50 out of 100 (grade D), a site energy-use intensity of 63.2 kBtu/ft² and 902 tCO₂e of greenhouse-gas emissions. That score is higher than 32% 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 | 50 (band D) |
| Site EUI | 63.2 kBtu/ft² |
| Source EUI | 100.3 kBtu/ft² |
| GHG emissions | 902 tCO₂e |
| GHG intensity | 4.9 kgCO₂e/ft² |
| Electricity | 810,807 kWh |
| Natural gas | 7 therms |
| Gross floor area | 182,718 sq ft |
| Source record | nyc:2737843:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 50 | +7 | 63.2 kBtu/ft² | 902 tCO₂e |
| 2023 | 43 | -11 | 66.7 kBtu/ft² | 855 tCO₂e |
| 2022 | 54 | 65.1 kBtu/ft² | 774 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.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 55 Liberty Street
- City
- New York City
- State
- New York
- ZIP
- 10005
- Coordinates
- 40.70869, -74.00951
Within ~1 km
Nearby benchmarked buildings
- BFPLscore —
Other · 8,388,369 sq ft
- 55 Waterscore 78
Office · 3,486,407 sq ft
- 225 Liberty Streetscore 81
Office · 2,577,575 sq ft
Office · 2,542,563 sq ft
- One Liberty Plaza (149 BROADWAY)score 75
Office · 2,346,193 sq ft
- 3 World Financial Centerscore 82
Office · 2,288,303 sq ft
See also: most efficient in New York City · biggest emitters
How does 55 Liberty Owners Corp. (55 Liberty 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. 55 Liberty Owners Corp. (55 Liberty Street)'s ENERGY STAR score of 50 compares with an average of 63 across the 22,829 that report a score; it scores higher than 32% of them and lower than 68%. Its site EUI of 63.2 kBtu/ft² is about 16% 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 4.9 kgCO₂e/ft² is roughly in line with the group average of 5.2 kgCO₂e/ft².
At 182,718 sq ft, it is about 81% above the average floor area of 100,951 sq ft for those buildings. It was built in 1909, 43 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 55 Liberty Owners Corp. (55 Liberty Street)'s energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 55 Liberty Owners Corp. (55 Liberty Street), covering report years 2022–2024. Its ENERGY STAR score went from 54 in 2022 to 50 in 2024 (-4 points); its best year on file was 2022, at 54. Site EUI moved from 65.1 kBtu/ft² (2022) to 63.2 kBtu/ft² (2024), a 3% decrease. Reported emissions went from 774 tCO₂e to 902 tCO₂e over the same span (up 17%).
What does an ENERGY STAR score of 50 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 50 means the building performs better than about 50% of its national peers. BuildingCensus bands the score into report-card grades; 50 falls in band D — lowest band (1–54). It sits 25 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. 55 Liberty Owners Corp. (55 Liberty Street)'s 63.2 kBtu/ft² across 182,718 sq ft works out to about 11.5 billion Btu (3,384 MWh-equivalent) in 2024. Its source EUI of 100.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 810,807 kWh of electricity and 7 therms of natural gas for the year.
Which law requires 55 Liberty Owners Corp. (55 Liberty Street) to report its energy use?
55 Liberty Owners Corp. (55 Liberty 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:2737843:2024). 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
- 2400 East 3rd Street· 182,711 sq ft · score 99 (A)
- 105-02 Queens Boulevard· 182,614 sq ft · score 100 (A)
- First Service Residential:11-12 30 DRIVE· 182,602 sq ft · score 45 (D)
- 730 Park Ave· 182,600 sq ft · score 61 (C)
- DEPM 1170 - 1165 Park Ave· 182,550 sq ft · score 98 (A)
- 113 Nassau Street· 182,499 sq ft · score 37 (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 55 Liberty Owners Corp. (55 Liberty Street)'s energy grade?
55 Liberty Owners Corp. (55 Liberty Street) scores 50 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 55 Liberty Owners Corp. (55 Liberty Street) use?
Its 2024 site energy-use intensity was 63.2 kBtu/ft² (100.3 kBtu/ft² source) across 182,718 sq ft, including 810,807 kWh of electricity and 7 therms of natural gas.
What are 55 Liberty Owners Corp. (55 Liberty Street)'s carbon emissions?
55 Liberty Owners Corp. (55 Liberty Street) reported 902 tCO₂e of greenhouse-gas emissions (4.9 kgCO₂e/ft²) for 2024.
Where is 55 Liberty Owners Corp. (55 Liberty Street)?
55 Liberty Owners Corp. (55 Liberty Street) is in New York City, New York 10005. Its coordinates are 40.70869, -74.00951 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 55 Liberty Owners Corp. (55 Liberty Street) and when was it built?
55 Liberty Owners Corp. (55 Liberty Street) has 182,718 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1909 as its year built. It is classed as multifamily housing.
Is 55 Liberty Owners Corp. (55 Liberty 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).
Working with New York City building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “55 Liberty Owners Corp. (55 Liberty Street), New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/55-liberty-owners-corp-55-liberty-street-4ab190a8 (data as of October 2, 2026).