Mutual Redevelopment -Penn South - Building 4
Multifamily Housing in New York City, NY · 312 8th Ave · 10001
At a glance
Mutual Redevelopment -Penn South - Building 4 is a 232,793-square-foot multifamily housing building at 312 8th Ave in New York City, New York, built in 1960. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 1 out of 100 (grade D), a site energy-use intensity of 1174.7 kBtu/ft² and 15,706 tCO₂e of greenhouse-gas emissions.
Some figures below are far outside what a multifamily housingof this size can use or emit — most likely a unit or entry error in the city's file. They are shown exactly as published and are left out of rankings and averages.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 1 (band D) |
| Site EUI | 1174.7 kBtu/ft² |
| Source EUI | 1223.9 kBtu/ft² |
| GHG emissions | 15,706 tCO₂e |
| GHG intensity | 67.5 kgCO₂e/ft² |
| Natural gas | 2,174,825 therms |
| Gross floor area | 232,793 sq ft |
| Source record | nyc:2557741:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 1 | ±0 | 1174.7 kBtu/ft² | 15,706 tCO₂e |
| 2023 | 1 | ±0 | 936.8 kBtu/ft² | 11,906 tCO₂e |
| 2022 | 1 | 1207.9 kBtu/ft² | 16,496 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
- 312 8th Ave
- City
- New York City
- State
- New York
- ZIP
- 10001
- Coordinates
- 40.74695, -73.99727
Within ~1 km
Nearby benchmarked buildings
- Hudson Yards Cogen Campusscore —
Other · 7,739,076 sq ft
- Manhattan Westscore —
Other · 4,153,954 sq ft
- 20-30 Hudson Yardsscore —
Office · 3,810,623 sq ft
- Penn Southscore 95
Multifamily Housing · 3,391,963 sq ft
- 50 Hudson Yardsscore 76
Office · 2,944,455 sq ft
- The Spiral - 66 Hudson Boulevardscore 82
Office · 2,830,000 sq ft
See also: most efficient in New York City · biggest emitters
How has Mutual Redevelopment -Penn South - Building 4's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for Mutual Redevelopment -Penn South - Building 4, covering report years 2022–2024. Its ENERGY STAR score was 1 in both 2022 and 2024.
What does an ENERGY STAR score of 1 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: 1 is the bottom of the scale. BuildingCensus bands the score into report-card grades; 1 falls in band D — lowest band (1–54). It sits 74 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.
Which law requires Mutual Redevelopment -Penn South - Building 4 to report its energy use?
Mutual Redevelopment -Penn South - Building 4 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:2557741:2024). 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
- Cielo (450 East 83rd Street)· 232,719 sq ft · score 19 (D)
- Orsid - 600 West 111th Street· 232,626 sq ft · score 63 (C)
- 316 - 227 West 77th Street· 232,550 sq ft · score 57 (C)
- 795 Columbus Avenue· 232,452 sq ft · score 1 (D)
- A&E - Little Riverton (2)· 232,414 sq ft
- Compass 6· 232,145 sq ft · score 97 (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 Mutual Redevelopment -Penn South - Building 4's energy grade?
Mutual Redevelopment -Penn South - Building 4 scores 1 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 Mutual Redevelopment -Penn South - Building 4 use?
Its 2024 site energy-use intensity was 1174.7 kBtu/ft² (1223.9 kBtu/ft² source) across 232,793 sq ft and 2,174,825 therms of natural gas.
What are Mutual Redevelopment -Penn South - Building 4's carbon emissions?
Mutual Redevelopment -Penn South - Building 4 reported 15,706 tCO₂e of greenhouse-gas emissions (67.5 kgCO₂e/ft²) for 2024.
Where is Mutual Redevelopment -Penn South - Building 4?
Mutual Redevelopment -Penn South - Building 4 is at 312 8th Ave, in New York City, New York 10001. Its coordinates are 40.74695, -73.99727 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is Mutual Redevelopment -Penn South - Building 4 and when was it built?
Mutual Redevelopment -Penn South - Building 4 has 232,793 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1960 as its year built. It is classed as multifamily housing.
Is Mutual Redevelopment -Penn South - Building 4 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, “Mutual Redevelopment -Penn South - Building 4, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/mutual-redevelopment-penn-south-building-4-2c5f25d6 (data as of October 2, 2026).