345 Park Avenue South - PAS Holding
Laboratory in New York City, NY · 345 Park Avenue South · 10010
At a glance
345 Park Avenue South - PAS Holding is a 250,628-square-foot laboratory building in New York City, New York, built in 1913. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 143.7 kBtu/ft² and 3,475 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 143.7 kBtu/ft² |
| Source EUI | 299.9 kBtu/ft² |
| GHG emissions | 3,475 tCO₂e |
| GHG intensity | 13.9 kgCO₂e/ft² |
| Electricity | 6,325,882 kWh |
| Natural gas | 37,692 therms |
| Water use | 7,214 kgal |
| Gross floor area | 250,628 sq ft |
| Source record | nyc:18189306:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 143.7 kBtu/ft² | 3,475 tCO₂e | |
| 2023 | 76 | +2 | 85.5 kBtu/ft² | 2,017 tCO₂e |
| 2022 | 74 | 89.6 kBtu/ft² | 1,833 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
- 345 Park Avenue South
- City
- New York City
- State
- New York
- ZIP
- 10010
- Coordinates
- 40.74161, -73.98532
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does 345 Park Avenue South - PAS Holding compare with other laboratory buildings in New York City?
The latest disclosures cover 90 laboratory buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 143.7 kBtu/ft² is about 65% below the average of 409.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 13.9 kgCO₂e/ft² is about half of the group average of 28.8 kgCO₂e/ft².
At 250,628 sq ft, it is about 15% below the average floor area of 293,236 sq ft for those buildings. It was built in 1913, 52 years earlier than the group's average year built (1966). Across all 24 jurisdictions BuildingCensus covers, the 795 laboratory buildings average an ENERGY STAR score of 29 and a site EUI of 231.7 kBtu/ft².
How has 345 Park Avenue South - PAS Holding's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 345 Park Avenue South - PAS Holding, covering report years 2022–2024. Its ENERGY STAR score went from 74 in 2022 to 76 in 2023 (+2 points). Site EUI moved from 89.6 kBtu/ft² (2022) to 143.7 kBtu/ft² (2024), an 60% increase. Reported emissions went from 1,833 tCO₂e to 3,475 tCO₂e over the same span (up 90%).
What does a site EUI of 143.7 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. 345 Park Avenue South - PAS Holding's 143.7 kBtu/ft² across 250,628 sq ft works out to about 36 billion Btu (10,555 MWh-equivalent) in 2024. Its source EUI of 299.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 6,325,882 kWh of electricity, 37,692 therms of natural gas and 7,214 thousand gallons of water for the year.
Which law requires 345 Park Avenue South - PAS Holding to report its energy use?
345 Park Avenue South - PAS Holding 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:18189306:2024). 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 laboratory buildings in New York City
- Weiss· 246,634 sq ft
- Price Center for Genetic and Translational Med.· 228,457 sq ft · EUI 157.3 kBtu/ft²
- 1301 Morris Park Ave· 223,750 sq ft · EUI 636.0 kBtu/ft²
- Russ Berrie/School of Nursing (Campus)· 216,906 sq ft
- Hatch· 215,000 sq ft · EUI 32.5 kBtu/ft²
- CEPSR Schapiro· 207,940 sq ft · EUI 4455.9 kBtu/ft²
- Laboratory buildings in New York City· 90 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 345 Park Avenue South - PAS Holding's energy grade?
345 Park Avenue South - PAS Holding did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 143.7 kBtu/ft².
How much energy does 345 Park Avenue South - PAS Holding use?
Its 2024 site energy-use intensity was 143.7 kBtu/ft² (299.9 kBtu/ft² source) across 250,628 sq ft, including 6,325,882 kWh of electricity and 37,692 therms of natural gas.
What are 345 Park Avenue South - PAS Holding's carbon emissions?
345 Park Avenue South - PAS Holding reported 3,475 tCO₂e of greenhouse-gas emissions (13.9 kgCO₂e/ft²) for 2024.
Where is 345 Park Avenue South - PAS Holding?
345 Park Avenue South - PAS Holding is in New York City, New York 10010. Its coordinates are 40.74161, -73.98532 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 345 Park Avenue South - PAS Holding and when was it built?
345 Park Avenue South - PAS Holding has 250,628 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1913 as its year built. It is classed as laboratory.
Is 345 Park Avenue South - PAS Holding 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, “345 Park Avenue South - PAS Holding, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/345-park-avenue-south-pas-holding-1df1eed4 (data as of October 2, 2026).