M&I Management - 840 MONTGOMERY ST
Multifamily Housing in New York City, NY · 838 MONTGOMERY ST · 11213
At a glance
M&I Management - 840 MONTGOMERY ST is a 34,021-square-foot multifamily housing building at 838 MONTGOMERY ST in New York City, New York, built in 1925. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 3 out of 100 (grade D), a site energy-use intensity of 119.7 kBtu/ft² and 264 tCO₂e of greenhouse-gas emissions. That score is higher than 3% 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 | 3 (band D) |
| Site EUI | 119.7 kBtu/ft² |
| Source EUI | 165.4 kBtu/ft² |
| GHG emissions | 264 tCO₂e |
| GHG intensity | 7.8 kgCO₂e/ft² |
| Electricity | 226,141 kWh |
| Natural gas | 33,007 therms |
| Water use | 3,843 kgal |
| Gross floor area | 34,021 sq ft |
| Source record | nyc:6793003:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 3 | +2 | 119.7 kBtu/ft² | 264 tCO₂e |
| 2023 | 1 | -3 | 133.5 kBtu/ft² | 284 tCO₂e |
| 2022 | 4 | 123.0 kBtu/ft² | 247 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
- 838 MONTGOMERY ST
- City
- New York City
- State
- New York
- ZIP
- 11213
- Coordinates
- 40.66461, -73.93666
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does M&I Management - 840 MONTGOMERY ST 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. M&I Management - 840 MONTGOMERY ST's ENERGY STAR score of 3 compares with an average of 63 across the 22,829 that report a score; it scores higher than 3% of them and lower than 96%. Its site EUI of 119.7 kBtu/ft² is about 60% 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 7.8 kgCO₂e/ft² is about 49% above the group average of 5.2 kgCO₂e/ft².
At 34,021 sq ft, it is about 66% below the average floor area of 100,951 sq ft for those buildings. It was built in 1925, 27 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 M&I Management - 840 MONTGOMERY ST's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for M&I Management - 840 MONTGOMERY ST, covering report years 2022–2024. Its ENERGY STAR score went from 4 in 2022 to 3 in 2024 (-1 points); its best year on file was 2022, at 4. Site EUI moved from 123.0 kBtu/ft² (2022) to 119.7 kBtu/ft² (2024), a 3% decrease. Reported emissions went from 247 tCO₂e to 264 tCO₂e over the same span (up 7%).
What does an ENERGY STAR score of 3 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 3 means the building performs better than about 3% of its national peers. BuildingCensus bands the score into report-card grades; 3 falls in band D — lowest band (1–54). It sits 72 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. M&I Management - 840 MONTGOMERY ST's 119.7 kBtu/ft² across 34,021 sq ft works out to about 4.1 billion Btu (1,193 MWh-equivalent) in 2024. Its source EUI of 165.4 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 226,141 kWh of electricity, 33,007 therms of natural gas and 3,843 thousand gallons of water for the year.
Which law requires M&I Management - 840 MONTGOMERY ST to report its energy use?
M&I Management - 840 MONTGOMERY ST 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:6793003:2024). 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
- Tatiana Properties : 620 THWAITES PLACE· 34,013 sq ft · score 32 (D)
- 108-110 Duane Street· 34,012 sq ft · EUI 26.7 kBtu/ft²
- 666 Hancock St.· 34,010 sq ft · score 27 (D)
- 1665 Monroe Avenue· 34,010 sq ft · score 54 (D)
- 21-25 Magaw Place· 34,006 sq ft · score 54 (D)
- 1857-1859 Walton Avenue· 34,005 sq ft · score 1 (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 M&I Management - 840 MONTGOMERY ST's energy grade?
M&I Management - 840 MONTGOMERY ST scores 3 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 M&I Management - 840 MONTGOMERY ST use?
Its 2024 site energy-use intensity was 119.7 kBtu/ft² (165.4 kBtu/ft² source) across 34,021 sq ft, including 226,141 kWh of electricity and 33,007 therms of natural gas.
What are M&I Management - 840 MONTGOMERY ST's carbon emissions?
M&I Management - 840 MONTGOMERY ST reported 264 tCO₂e of greenhouse-gas emissions (7.8 kgCO₂e/ft²) for 2024.
Where is M&I Management - 840 MONTGOMERY ST?
M&I Management - 840 MONTGOMERY ST is at 838 MONTGOMERY ST, in New York City, New York 11213. Its coordinates are 40.66461, -73.93666 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is M&I Management - 840 MONTGOMERY ST and when was it built?
M&I Management - 840 MONTGOMERY ST has 34,021 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1925 as its year built. It is classed as multifamily housing.
Is M&I Management - 840 MONTGOMERY ST 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, “M&I Management - 840 MONTGOMERY ST, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/m-amp-i-management-840-montgomery-st-20795045 (data as of October 2, 2026).