9 Greenwich St
Multifamily Housing in Boston, MA · 02120
At a glance
9 Greenwich St is a 6,823-square-foot multifamily housing building in Boston, Massachusetts. In its 2022 Boston benchmarking disclosure it reported a site energy-use intensity of 28.1 kBtu/ft² and 15 tCO₂e of greenhouse-gas emissions.
BERDO 2.0 · reporting year 2022
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 28.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 15 tCO₂e |
| GHG intensity | — |
| Electricity | 56,233 kWh |
| Gross floor area | 6,823 sq ft |
| Source record | boston:104173:2022 |
Compliance context
BERDO 2.0
BERDO 2.0 sets emissions standards for buildings of 20,000+ sq ft or 15+ units, starting in 2025 or 2030 depending on building size, with an alternative-compliance payment of $234 per metric ton of CO₂e over the limit.
Ownership
MANDELA PRESERVATION LLC
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Location
- Address
- 9 Greenwich St
- City
- Boston
- State
- Massachusetts
- ZIP
- 02120
Within ~1 km
Nearby benchmarked buildings
This source publishes no coordinates, so nearby buildings can't be resolved yet.
See also: most efficient in Boston · biggest emitters
How does 9 Greenwich St compare with other multifamily housing buildings in Boston?
The latest disclosures cover 2,174 multifamily housing buildings in Boston, out of 6,305 buildings citywide. Its site EUI of 28.1 kBtu/ft² is about 58% below the average of 67.7 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 6,823 sq ft, it is about 88% below the average floor area of 58,087 sq ft for those buildings. 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 28.1 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. 9 Greenwich St's 28.1 kBtu/ft² across 6,823 sq ft works out to about 0.2 billion Btu (56 MWh-equivalent) in 2022. The disclosure also reports 56,233 kWh of electricity for the year.
Which law requires 9 Greenwich St to report its energy use?
9 Greenwich St reports under BERDO 2.0, the legal basis of Boston's Building Emissions Reduction and Disclosure Ordinance, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2022 disclosure (source record boston:104173:2022). BERDO 2.0 sets emissions standards for buildings of 20,000+ sq ft or 15+ units, starting in 2025 or 2030 depending on building size, with an alternative-compliance payment of $234 per metric ton of CO₂e over the limit.
More multifamily housing buildings in Boston
- 55 Eliot St· 6,806 sq ft · EUI 50.2 kBtu/ft²
- 57 Eliot St· 6,629 sq ft · EUI 39.9 kBtu/ft²
- 24-38 Woodglen Rd· 6,600 sq ft · EUI 128.0 kBtu/ft²
- 27-41 Bow St· 6,600 sq ft · EUI 126.9 kBtu/ft²
- 164-178 Garfield Ave· 6,600 sq ft · EUI 125.5 kBtu/ft²
- 177-191 Garfield Ave· 6,600 sq ft · EUI 108.4 kBtu/ft²
- Multifamily Housing buildings in Boston· 2,174 benchmarked
- All Boston benchmarked buildings· BERDO 2.0
- Most efficient large buildings in Boston
- Least efficient large buildings in Boston
- Biggest emitters in Boston
Frequently asked questions
What is 9 Greenwich St's energy grade?
9 Greenwich St did not report an ENERGY STAR score in its 2022 disclosure, but its site energy-use intensity was 28.1 kBtu/ft².
How much energy does 9 Greenwich St use?
Its 2022 site energy-use intensity was 28.1 kBtu/ft² across 6,823 sq ft, including 56,233 kWh of electricity.
What are 9 Greenwich St's carbon emissions?
9 Greenwich St reported 15 tCO₂e of greenhouse-gas emissions for 2022.
Where is 9 Greenwich St?
9 Greenwich St is in Boston, Massachusetts 02120.
How big is 9 Greenwich St and when was it built?
9 Greenwich St has 6,823 sq ft of gross floor area, as reported in its 2022 disclosure. It is classed as multifamily housing.
Is 9 Greenwich St covered by BERDO 2.0?
Yes — it appears in the 2022 Building Emissions Reduction and Disclosure Ordinance disclosure, which lists the buildings reporting under BERDO 2.0.
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About this data
Source: Building Emissions Reduction and Disclosure Ordinance (BERDO 2.0), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “9 Greenwich St, Boston, Massachusetts — 2022 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/9-greenwich-st-dc80447d (data as of July 9, 2026).