CUNY SC > CT_428_NYCCT: Namm Hall
College/University in New York City, NY · 300 Jay St · 11201
At a glance
CUNY SC > CT_428_NYCCT: Namm Hall is a 373,875-square-foot college/university building at 300 Jay St in New York City, New York, built in 1967. In its 2023 New York City benchmarking disclosure it reported a site energy-use intensity of 271.6 kBtu/ft² and 7,618 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 271.6 kBtu/ft² |
| Source EUI | 471.2 kBtu/ft² |
| GHG emissions | 7,618 tCO₂e |
| GHG intensity | 20.4 kgCO₂e/ft² |
| Electricity | 11,649,698 kWh |
| Natural gas | 611,896 therms |
| Gross floor area | 373,875 sq ft |
| Source record | nyc:21354464:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 271.6 kBtu/ft² | 7,618 tCO₂e | |
| 2022 | — | 263.9 kBtu/ft² | 6,303 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
- 300 Jay St
- City
- New York City
- State
- New York
- ZIP
- 11201
- Coordinates
- 40.69556, -73.98714
Within ~1 km
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- City Point - 445 Gold Streetscore —
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- 350 Jay Streetscore 54
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See also: most efficient in New York City · biggest emitters
How does CUNY SC > CT_428_NYCCT: Namm Hall compare with other college/university buildings in New York City?
The latest disclosures cover 553 college/university buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 271.6 kBtu/ft² is about 187% above the average of 94.5 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 20.4 kgCO₂e/ft² is about 240% above the group average of 6.0 kgCO₂e/ft².
At 373,875 sq ft, it is about 85% above the average floor area of 202,329 sq ft for those buildings. It was built in 1967, 20 years later than the group's average year built (1947). Across all 24 jurisdictions BuildingCensus covers, the 2,113 college/university buildings average an ENERGY STAR score of 68 and a site EUI of 98.7 kBtu/ft².
How has CUNY SC > CT_428_NYCCT: Namm Hall's energy performance changed over time?
BuildingCensus holds 2 New York City disclosures for CUNY SC > CT_428_NYCCT: Namm Hall, covering report years 2022–2023. Site EUI moved from 263.9 kBtu/ft² (2022) to 271.6 kBtu/ft² (2023), an 3% increase. Reported emissions went from 6,303 tCO₂e to 7,618 tCO₂e over the same span (up 21%).
What does a site EUI of 271.6 kBtu/ft² mean?
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. CUNY SC > CT_428_NYCCT: Namm Hall's 271.6 kBtu/ft² across 373,875 sq ft works out to about 101.5 billion Btu (29,760 MWh-equivalent) in 2023. Its source EUI of 471.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 11,649,698 kWh of electricity and 611,896 therms of natural gas for the year.
Which law requires CUNY SC > CT_428_NYCCT: Namm Hall to report its energy use?
CUNY SC > CT_428_NYCCT: Namm Hall 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 2023 disclosure (source record nyc:21354464:2023). 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 college/university buildings in New York City
- 726 Broadway· 350,343 sq ft · EUI 137.2 kBtu/ft²
- NYLS-New York Law Campus· 344,852 sq ft · EUI 84.9 kBtu/ft²
- Jacobs Hall / 6 Metrotech· 337,067 sq ft
- CUNY SC > CCNY_316_CCNY: Shepard Hall· 334,918 sq ft
- 55 Fifth Avenue· 329,175 sq ft · EUI 79.3 kBtu/ft²
- CUNY SC > BKC_402_Brooklyn College: Boylan Hall· 321,828 sq ft · EUI 21.6 kBtu/ft²
- College/University buildings in New York City· 553 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 CUNY SC > CT_428_NYCCT: Namm Hall's energy grade?
CUNY SC > CT_428_NYCCT: Namm Hall did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 271.6 kBtu/ft².
How much energy does CUNY SC > CT_428_NYCCT: Namm Hall use?
Its 2023 site energy-use intensity was 271.6 kBtu/ft² (471.2 kBtu/ft² source) across 373,875 sq ft, including 11,649,698 kWh of electricity and 611,896 therms of natural gas.
What are CUNY SC > CT_428_NYCCT: Namm Hall's carbon emissions?
CUNY SC > CT_428_NYCCT: Namm Hall reported 7,618 tCO₂e of greenhouse-gas emissions (20.4 kgCO₂e/ft²) for 2023.
Where is CUNY SC > CT_428_NYCCT: Namm Hall?
CUNY SC > CT_428_NYCCT: Namm Hall is at 300 Jay St, in New York City, New York 11201. Its coordinates are 40.69556, -73.98714 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is CUNY SC > CT_428_NYCCT: Namm Hall and when was it built?
CUNY SC > CT_428_NYCCT: Namm Hall has 373,875 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1967 as its year built. It is classed as college/university.
Is CUNY SC > CT_428_NYCCT: Namm Hall covered by Local Law 84 (LL84)?
Yes — it appears in the 2023 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, “CUNY SC > CT_428_NYCCT: Namm Hall, New York City, New York — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/cuny-sc-ct-428-nycct-namm-hall-8161d307 (data as of October 2, 2026).