BuildingCensus
D

ASTORIA

Multifamily Housing in New York City, NY · 4-21 ASTORIA BOULEVARD · 11102

At a glance

ASTORIA is a 1,211,610-square-foot multifamily housing building at 4-21 ASTORIA BOULEVARD in New York City, New York, built in 1951. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 10 out of 100 (grade D), a site energy-use intensity of 139.4 kBtu/ft² and 11,742 tCO₂e of greenhouse-gas emissions. That score is higher than 7% of the 22,829 scored multifamily housing buildings in New York City.

ENERGY STAR score
10
band D · 2024
Site EUI
139.4
kBtu/ft²
GHG emissions
11,742
tCO₂e
GHG intensity
9.7
kgCO₂e/ft²
Floor area
1,211,610
sq ft
Year built
1951
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Local Law 84 (LL84) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score10 (band D)
Site EUI139.4 kBtu/ft²
Source EUI190.2 kBtu/ft²
GHG emissions11,742 tCO₂e
GHG intensity9.7 kgCO₂e/ft²
Electricity9,145,371 kWh
Natural gas981,375 therms
Gross floor area1,211,610 sq ft
Source recordnyc:2830939:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest10-9139.4 kBtu/ft²11,742 tCO₂e
202319±0126.8 kBtu/ft²12,286 tCO₂e
202219132.9 kBtu/ft²12,152 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.

Program details →

Ownership

No owning organisation shown. Names of private individuals in the disclosure are not published here.

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Location

Address
4-21 ASTORIA BOULEVARD
State
New York
ZIP
11102
Coordinates
40.77291, -73.93334

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in New York City · biggest emitters

How does ASTORIA 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. ASTORIA's ENERGY STAR score of 10 compares with an average of 63 across the 22,829 that report a score; it scores higher than 7% of them and lower than 92%. Its site EUI of 139.4 kBtu/ft² is about 86% 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 9.7 kgCO₂e/ft² is about 86% above the group average of 5.2 kgCO₂e/ft².

At 1,211,610 sq ft, it is about 1100% above the average floor area of 100,951 sq ft for those buildings. Its 1951 construction date is close to 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 ASTORIA's energy performance changed over time?

BuildingCensus holds 3 New York City disclosures for ASTORIA, covering report years 2022–2024. Its ENERGY STAR score went from 19 in 2022 to 10 in 2024 (-9 points); its best year on file was 2022, at 19. Site EUI moved from 132.9 kBtu/ft² (2022) to 139.4 kBtu/ft² (2024), an 5% increase. Reported emissions went from 12,152 tCO₂e to 11,742 tCO₂e over the same span (down 3%).

What does an ENERGY STAR score of 10 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 10 means the building performs better than about 10% of its national peers. BuildingCensus bands the score into report-card grades; 10 falls in band D — lowest band (1–54). It sits 65 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. ASTORIA's 139.4 kBtu/ft² across 1,211,610 sq ft works out to about 168.9 billion Btu (49,499 MWh-equivalent) in 2024. Its source EUI of 190.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 9,145,371 kWh of electricity and 981,375 therms of natural gas for the year.

Which law requires ASTORIA to report its energy use?

ASTORIA 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:2830939:2024). 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 multifamily housing buildings in New York City

Frequently asked questions

What is ASTORIA's energy grade?

ASTORIA scores 10 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 New York City disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does ASTORIA use?

Its 2024 site energy-use intensity was 139.4 kBtu/ft² (190.2 kBtu/ft² source) across 1,211,610 sq ft, including 9,145,371 kWh of electricity and 981,375 therms of natural gas.

What are ASTORIA's carbon emissions?

ASTORIA reported 11,742 tCO₂e of greenhouse-gas emissions (9.7 kgCO₂e/ft²) for 2024.

Where is ASTORIA?

ASTORIA is at 4-21 ASTORIA BOULEVARD, in New York City, New York 11102. Its coordinates are 40.77291, -73.93334 (latitude, longitude), as published in the Energy and Water Data Disclosure file.

How big is ASTORIA and when was it built?

ASTORIA has 1,211,610 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1951 as its year built. It is classed as multifamily housing.

Is ASTORIA 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, “ASTORIA, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/astoria-3955a548 (data as of October 2, 2026).