LL97 Benchmark

Mixed Use Property buildings in NYC: energy benchmarks and Local Law 97 exposure

200 Mixed Use Property buildings of 25,000 sf or more filed for 2024 citywide. Median ENERGY STAR score 56.0, site EUI 75.4 kBtu/sf, GHG intensity 7.0 kgCO2e/sf (quartiles 4.7-10.4), median size 65,258 sf, median year built 1,951. On filed emissions, — of the 186 with an emissions figure are over their 2024-2029 limit and — over the 2030-2034 limit.

Source: NYC Open Data, LL84 Building Energy and Water Data Disclosure (public domain), 2024 LL84 filings, buildings of 25,000 sf or more, one row per tax lot. Property type, floor area and emissions are self-reported by the filer; medians over buildings reporting the field. Limits: emissions factors in 1 RCNY 103-14; penalty rate USD 268 per tCO2e from the LL97 page. Data as of 2026-11-03.

Medians here (bar) vs all 24,899 NYC buildings in the set (mark):

ENERGY STAR score
56.0 vs 69.0
Site EUI (kBtu/sf)
75.4 vs 69.2
GHG intensity (kgCO2e/sf)
7.0 vs 5.0

Local Law 97 limits for this type

1 RCNY 103-14 lists no emissions factor for the type "Mixed Use Property", so no limit share is computed.

Paid report

USD 39 one-time: a Mixed Use Property building vs the 10 nearest-size peers of the same type (borough first, citywide when the borough has fewer than 10), percentiles in the full pool, 2022-2024 trend, both LL97 limits and the arithmetic exposure. Checkout opens shortly; the free lookup and pages work meanwhile.

By borough

Manhattan (81) · Brooklyn (42) · Queens (52) · The Bronx (19)