100-102 Post Avenue
Multifamily Housing in New York City, NY · 10034
At a glance
100-102 Post Avenue is a 35,871-square-foot multifamily housing building in New York City, New York, built in 1926. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 64 out of 100 (grade C), a site energy-use intensity of 94.2 kBtu/ft² and 277 tCO₂e of greenhouse-gas emissions. That score is higher than 44% of the 22,829 scored multifamily housing buildings in New York City.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 64 (band C) |
| Site EUI | 94.2 kBtu/ft² |
| Source EUI | 131.3 kBtu/ft² |
| GHG emissions | 277 tCO₂e |
| GHG intensity | 7.7 kgCO₂e/ft² |
| Electricity | 210,808 kWh |
| Natural gas | 1,720 therms |
| Water use | 4,047 kgal |
| Gross floor area | 35,871 sq ft |
| Source record | nyc:7059505:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 64 | +14 | 94.2 kBtu/ft² | 277 tCO₂e |
| 2023 | 50 | +9 | 104.1 kBtu/ft² | 298 tCO₂e |
| 2022 | 41 | 110.6 kBtu/ft² | 299 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
- 100-102 Post Avenue
- City
- New York City
- State
- New York
- ZIP
- 10034
- Coordinates
- 40.86427, -73.92084
Within ~1 km
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How does 100-102 Post Avenue 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. 100-102 Post Avenue's ENERGY STAR score of 64 compares with an average of 63 across the 22,829 that report a score; it scores higher than 44% of them and lower than 55%. Its site EUI of 94.2 kBtu/ft² is about 26% above the average of 74.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 7.7 kgCO₂e/ft² is about 48% above the group average of 5.2 kgCO₂e/ft².
At 35,871 sq ft, it is about 64% below the average floor area of 100,951 sq ft for those buildings. It was built in 1926, 26 years earlier 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.
How has 100-102 Post Avenue's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for 100-102 Post Avenue, covering report years 2022–2024. Its ENERGY STAR score went from 41 in 2022 to 64 in 2024 (+23 points). Site EUI moved from 110.6 kBtu/ft² (2022) to 94.2 kBtu/ft² (2024), a 15% decrease. Reported emissions went from 299 tCO₂e to 277 tCO₂e over the same span (down 7%).
What does an ENERGY STAR score of 64 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 64 means the building performs better than about 64% of its national peers. BuildingCensus bands the score into report-card grades; 64 falls in band C — below median (55–69). It sits 11 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. 100-102 Post Avenue's 94.2 kBtu/ft² across 35,871 sq ft works out to about 3.4 billion Btu (990 MWh-equivalent) in 2024. Its source EUI of 131.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 210,808 kWh of electricity, 1,720 therms of natural gas and 4,047 thousand gallons of water for the year.
Which law requires 100-102 Post Avenue to report its energy use?
100-102 Post Avenue 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:7059505:2024). 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.
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Frequently asked questions
What is 100-102 Post Avenue's energy grade?
100-102 Post Avenue scores 64 out of 100 on ENERGY STAR — band C, below median (55–69) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 100-102 Post Avenue use?
Its 2024 site energy-use intensity was 94.2 kBtu/ft² (131.3 kBtu/ft² source) across 35,871 sq ft, including 210,808 kWh of electricity and 1,720 therms of natural gas.
What are 100-102 Post Avenue's carbon emissions?
100-102 Post Avenue reported 277 tCO₂e of greenhouse-gas emissions (7.7 kgCO₂e/ft²) for 2024.
Where is 100-102 Post Avenue?
100-102 Post Avenue is in New York City, New York 10034. Its coordinates are 40.86427, -73.92084 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is 100-102 Post Avenue and when was it built?
100-102 Post Avenue has 35,871 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1926 as its year built. It is classed as multifamily housing.
Is 100-102 Post Avenue 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, “100-102 Post Avenue, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/100-102-post-avenue-a47fb3d6 (data as of October 2, 2026).