NYPL_4627_St. Agnes Branch Library
Library in New York City, NY · 444 Amsterdam Ave · 10024
At a glance
NYPL_4627_St. Agnes Branch Library is a 17,792-square-foot library at 444 Amsterdam Ave in New York City, New York, built in 1920. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 101.8 kBtu/ft² and 140 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 101.8 kBtu/ft² |
| Source EUI | 176.2 kBtu/ft² |
| GHG emissions | 140 tCO₂e |
| GHG intensity | 7.9 kgCO₂e/ft² |
| Electricity | 206,444 kWh |
| Natural gas | 11,076 therms |
| Water use | 124 kgal |
| Gross floor area | 17,792 sq ft |
| Source record | nyc:21355491:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 101.8 kBtu/ft² | 140 tCO₂e | |
| 2023 | — | 143.8 kBtu/ft² | 181 tCO₂e | |
| 2022 | — | 95.0 kBtu/ft² | 109 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
- 444 Amsterdam Ave
- City
- New York City
- State
- New York
- ZIP
- 10024
- Coordinates
- 40.78471, -73.97720
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does NYPL_4627_St. Agnes Branch Library compare with other library buildings in New York City?
The latest disclosures cover 110 library buildings in New York City, out of 48,310 buildings citywide. Its site EUI of 101.8 kBtu/ft² is about 31% above the average of 77.5 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 7.9 kgCO₂e/ft² is about 21% above the group average of 6.5 kgCO₂e/ft².
At 17,792 sq ft, it is about 68% below the average floor area of 55,576 sq ft for those buildings. It was built in 1920, 27 years earlier than the group's average year built (1947).
How has NYPL_4627_St. Agnes Branch Library's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for NYPL_4627_St. Agnes Branch Library, covering report years 2022–2024. Site EUI moved from 95.0 kBtu/ft² (2022) to 101.8 kBtu/ft² (2024), an 7% increase. Reported emissions went from 109 tCO₂e to 140 tCO₂e over the same span (up 29%).
What does a site EUI of 101.8 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. NYPL_4627_St. Agnes Branch Library's 101.8 kBtu/ft² across 17,792 sq ft works out to about 1.8 billion Btu (531 MWh-equivalent) in 2024. Its source EUI of 176.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 206,444 kWh of electricity, 11,076 therms of natural gas and 124 thousand gallons of water for the year.
Which law requires NYPL_4627_St. Agnes Branch Library to report its energy use?
NYPL_4627_St. Agnes Branch Library 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:21355491:2024). 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 library buildings in New York City
- NYPL_4610_Inwood Branch Library· 17,334 sq ft · EUI 0.0 kBtu/ft²
- NYPL_4631_Washington Heights Branch Library· 17,274 sq ft · EUI 78.7 kBtu/ft²
- NYPL_4644_Grand Concourse Branch Library· 16,874 sq ft · EUI 121.5 kBtu/ft²
- NYPL_4664_Woodstock Branch Library· 16,524 sq ft · EUI 88.8 kBtu/ft²
- BPL_222_Bay Ridge Branch Library· 16,506 sq ft · EUI 104.7 kBtu/ft²
- NYPL_4643_Francis Martin Branch Library· 16,486 sq ft · EUI 95.3 kBtu/ft²
- Library buildings in New York City· 110 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 NYPL_4627_St. Agnes Branch Library's energy grade?
NYPL_4627_St. Agnes Branch Library did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 101.8 kBtu/ft².
How much energy does NYPL_4627_St. Agnes Branch Library use?
Its 2024 site energy-use intensity was 101.8 kBtu/ft² (176.2 kBtu/ft² source) across 17,792 sq ft, including 206,444 kWh of electricity and 11,076 therms of natural gas.
What are NYPL_4627_St. Agnes Branch Library's carbon emissions?
NYPL_4627_St. Agnes Branch Library reported 140 tCO₂e of greenhouse-gas emissions (7.9 kgCO₂e/ft²) for 2024.
Where is NYPL_4627_St. Agnes Branch Library?
NYPL_4627_St. Agnes Branch Library is at 444 Amsterdam Ave, in New York City, New York 10024. Its coordinates are 40.78471, -73.97720 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is NYPL_4627_St. Agnes Branch Library and when was it built?
NYPL_4627_St. Agnes Branch Library has 17,792 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1920 as its year built. It is classed as library.
Is NYPL_4627_St. Agnes Branch Library 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, “NYPL_4627_St. Agnes Branch Library, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/nypl-4627-st-agnes-branch-library-798fb790 (data as of October 2, 2026).