The Brearley School - 610 East 83rd Street

How does The Brearley School - 610 East 83rd Street compare with other K-12 school buildings in New York City?

The latest disclosures cover 2,301 K-12 school buildings in New York City, out of 48,310 buildings citywide. The Brearley School - 610 East 83rd Street's ENERGY STAR score of 19 compares with an average of 64 across the 2,052 that report a score; it scores higher than 8% of them and lower than 91%. Its site EUI of 100.7 kBtu/ft² is about 64% above the average of 61.3 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 7.3 kgCO₂e/ft² is about 52% above the group average of 4.8 kgCO₂e/ft².

At 112,859 sq ft, it is about 11% above the average floor area of 101,338 sq ft for those buildings. It was built in 1929, 24 years earlier than the group's average year built (1954). Across all 24 jurisdictions BuildingCensus covers, the 6,548 K-12 school buildings average an ENERGY STAR score of 64 and a site EUI of 52.7 kBtu/ft².

How has The Brearley School - 610 East 83rd Street's energy performance changed over time?

BuildingCensus holds 3 New York City disclosures for The Brearley School - 610 East 83rd Street, covering report years 2022–2024. Its ENERGY STAR score went from 18 in 2022 to 19 in 2024 (+1 points); its best year on file was 2023, at 20. Site EUI moved from 110.8 kBtu/ft² (2022) to 100.7 kBtu/ft² (2024), a 9% decrease. Reported emissions went from 819 tCO₂e to 825 tCO₂e over the same span (up 1%).

What does an ENERGY STAR score of 19 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: a score of 19 means the building performs better than about 19% of its national peers. BuildingCensus bands the score into report-card grades; 19 falls in band D — lowest band (1–54). It sits 56 points below 75, the threshold for ENERGY STAR certification. In New York City, 43% of scored buildings are at 75 or above.

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. The Brearley School - 610 East 83rd Street's 100.7 kBtu/ft² across 112,859 sq ft works out to about 11.4 billion Btu (3,331 MWh-equivalent) in 2024. Its source EUI of 160.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,031,019 kWh of electricity, 76,767 therms of natural gas and 1,755 thousand gallons of water for the year.

Which law requires The Brearley School - 610 East 83rd Street to report its energy use?

The Brearley School - 610 East 83rd 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:10550280:2024). 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.