244 East 52nd Street Condominium (244 East 52nd Street)

How does 244 East 52nd Street Condominium (244 East 52nd 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. Its site EUI of 18.7 kBtu/ft² is about 75% 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 2.1 kgCO₂e/ft² is about 59% below the group average of 5.2 kgCO₂e/ft².

At 27,236 sq ft, it is about 73% below the average floor area of 100,951 sq ft for those buildings. It was built in 2024, 72 years later 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.

What does a site EUI of 18.7 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. 244 East 52nd Street Condominium (244 East 52nd Street)'s 18.7 kBtu/ft² across 27,236 sq ft works out to about 0.5 billion Btu (149 MWh-equivalent) in 2024. Its source EUI of 52.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 149,145 kWh of electricity for the year.

Which law requires 244 East 52nd Street Condominium (244 East 52nd Street) to report its energy use?

244 East 52nd Street Condominium (244 East 52nd 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:54313892:2024). 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.