M&I Management - 305 E 34 ST
Multifamily Housing in New York City, NY · 305 E 34 ST · 11203
At a glance
M&I Management - 305 E 34 ST is a 45,890-square-foot multifamily housing building in New York City, New York, built in 1936. In its 2024 New York City benchmarking disclosure it reported an ENERGY STAR score of 14 out of 100 (grade D), a site energy-use intensity of 106.5 kBtu/ft² and 298 tCO₂e of greenhouse-gas emissions. That score is higher than 9% 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 | 14 (band D) |
| Site EUI | 106.5 kBtu/ft² |
| Source EUI | 135.3 kBtu/ft² |
| GHG emissions | 298 tCO₂e |
| GHG intensity | 6.5 kgCO₂e/ft² |
| Electricity | 180,663 kWh |
| Natural gas | 42,708 therms |
| Gross floor area | 45,890 sq ft |
| Source record | nyc:6793026:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 14 | +7 | 106.5 kBtu/ft² | 298 tCO₂e |
| 2023 | 7 | +6 | 117.1 kBtu/ft² | 316 tCO₂e |
| 2022 | 1 | 135.5 kBtu/ft² | 374 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
- 305 E 34 ST
- City
- New York City
- State
- New York
- ZIP
- 11203
- Coordinates
- 40.64962, -73.94555
Within ~1 km
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See also: most efficient in New York City · biggest emitters
How does M&I Management - 305 E 34 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 - 305 E 34 ST's ENERGY STAR score of 14 compares with an average of 63 across the 22,829 that report a score; it scores higher than 9% of them and lower than 91%. Its site EUI of 106.5 kBtu/ft² is about 42% 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 6.5 kgCO₂e/ft² is about 25% above the group average of 5.2 kgCO₂e/ft².
At 45,890 sq ft, it is about half of the average floor area of 100,951 sq ft for those buildings. It was built in 1936, 16 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 - 305 E 34 ST's energy performance changed over time?
BuildingCensus holds 3 New York City disclosures for M&I Management - 305 E 34 ST, covering report years 2022–2024. Its ENERGY STAR score went from 1 in 2022 to 14 in 2024 (+13 points). Site EUI moved from 135.5 kBtu/ft² (2022) to 106.5 kBtu/ft² (2024), a 21% decrease. Reported emissions went from 374 tCO₂e to 298 tCO₂e over the same span (down 20%).
What does an ENERGY STAR score of 14 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 14 means the building performs better than about 14% of its national peers. BuildingCensus bands the score into report-card grades; 14 falls in band D — lowest band (1–54). It sits 61 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 - 305 E 34 ST's 106.5 kBtu/ft² across 45,890 sq ft works out to about 4.9 billion Btu (1,432 MWh-equivalent) in 2024. Its source EUI of 135.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 180,663 kWh of electricity and 42,708 therms of natural gas for the year.
Which law requires M&I Management - 305 E 34 ST to report its energy use?
M&I Management - 305 E 34 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:6793026:2024). 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
- 1259 Bedford Avenue· 45,888 sq ft · score 99 (A)
- 610 West 143rd Street· 45,882 sq ft · score 53 (D)
- 600 West 146th Street· 45,870 sq ft · score 18 (D)
- Leor: 601 West 140th Street· 45,860 sq ft · EUI 163.8 kBtu/ft²
- Leor: 600 West 141st Street· 45,860 sq ft · EUI 60.0 kBtu/ft²
- Haberman - 132-09 Maple Avenue· 45,859 sq ft · EUI 158.4 kBtu/ft²
- 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 - 305 E 34 ST's energy grade?
M&I Management - 305 E 34 ST scores 14 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 - 305 E 34 ST use?
Its 2024 site energy-use intensity was 106.5 kBtu/ft² (135.3 kBtu/ft² source) across 45,890 sq ft, including 180,663 kWh of electricity and 42,708 therms of natural gas.
What are M&I Management - 305 E 34 ST's carbon emissions?
M&I Management - 305 E 34 ST reported 298 tCO₂e of greenhouse-gas emissions (6.5 kgCO₂e/ft²) for 2024.
Where is M&I Management - 305 E 34 ST?
M&I Management - 305 E 34 ST is in New York City, New York 11203. Its coordinates are 40.64962, -73.94555 (latitude, longitude), as published in the Energy and Water Data Disclosure file.
How big is M&I Management - 305 E 34 ST and when was it built?
M&I Management - 305 E 34 ST has 45,890 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1936 as its year built. It is classed as multifamily housing.
Is M&I Management - 305 E 34 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 - 305 E 34 ST, New York City, New York — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/new-york-city/m-i-management-305-e-34-st-02919107 (data as of October 2, 2026).