MQ Property Management:139 EAST 23 STREET
Multifamily Housing in New York City, NY · 139 EAST 23 STREET · 10010
At a glance
MQ Property Management:139 EAST 23 STREET is a 24,007-square-foot multifamily housing building in New York City, New York, built in 2018. In its 2024 New York City benchmarking disclosure it reported a site energy-use intensity of 32.6 kBtu/ft² and 82 tCO₂e of greenhouse-gas emissions.
Local Law 84 (LL84) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 32.6 kBtu/ft² |
| Source EUI | 81.8 kBtu/ft² |
| GHG emissions | 82 tCO₂e |
| GHG intensity | 3.4 kgCO₂e/ft² |
| Electricity | 191,063 kWh |
| Natural gas | 1,315 therms |
| Gross floor area | 24,007 sq ft |
| Source record | nyc:50533594:2024 |
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
- 139 EAST 23 STREET
- City
- New York City
- State
- New York
- ZIP
- 10010
- Coordinates
- 40.73940, -73.98445
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does MQ Property Management:139 EAST 23 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 32.6 kBtu/ft² is about 56% 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 3.4 kgCO₂e/ft² is about 34% below the group average of 5.2 kgCO₂e/ft².
At 24,007 sq ft, it is about 76% below the average floor area of 100,951 sq ft for those buildings. It was built in 2018, 66 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 32.6 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. MQ Property Management:139 EAST 23 STREET's 32.6 kBtu/ft² across 24,007 sq ft works out to about 0.8 billion Btu (229 MWh-equivalent) in 2024. Its source EUI of 81.8 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 191,063 kWh of electricity and 1,315 therms of natural gas for the year.
Which law requires MQ Property Management:139 EAST 23 STREET to report its energy use?
MQ Property Management:139 EAST 23 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:50533594:2024). 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
- EAST 173RD STREET-VYSE AVENUE Bldg 4· 24,000 sq ft · score 9 (D)
- 94-21 Alstyne Avenue· 24,000 sq ft
- 1815 Everdell Avenue· 24,000 sq ft · score 94 (A)
- Coney 514 Rockaway Pkwy· 24,000 sq ft
- AGARSE REALTY· 24,000 sq ft · score 100 (A)
- 2183 WASHINGTON AVENUE - 43081· 23,993 sq ft · score 46 (D)
- Multifamily Housing buildings in New York City· 33,022 benchmarked
- All New York City benchmarked buildings· Local Law 84 (LL84)
- Most efficient large buildings in New York City
- Least efficient large buildings in New York City
- Biggest emitters in New York City
Frequently asked questions
What is MQ Property Management:139 EAST 23 STREET's energy grade?
MQ Property Management:139 EAST 23 STREET did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 32.6 kBtu/ft².
How much energy does MQ Property Management:139 EAST 23 STREET use?
Its 2024 site energy-use intensity was 32.6 kBtu/ft² (81.8 kBtu/ft² source) across 24,007 sq ft, including 191,063 kWh of electricity and 1,315 therms of natural gas.
What are MQ Property Management:139 EAST 23 STREET's carbon emissions?
MQ Property Management:139 EAST 23 STREET reported 82 tCO₂e of greenhouse-gas emissions (3.4 kgCO₂e/ft²) for 2024.
Where is MQ Property Management:139 EAST 23 STREET?
MQ Property Management:139 EAST 23 STREET is in New York City, New York 10010. Its coordinates are 40.73940, -73.98445 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is MQ Property Management:139 EAST 23 STREET and when was it built?
MQ Property Management:139 EAST 23 STREET has 24,007 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 2018 as its year built. It is classed as multifamily housing.
Is MQ Property Management:139 EAST 23 STREET 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, “MQ Property Management:139 EAST 23 STREET, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/mq-property-management-139-east-23-street-17cf8ed8 (data as of October 2, 2026).