665 Commonwealth Ave
College/University in Boston, MA · 2215.
At a glance
665 Commonwealth Ave is a 349,212-square-foot college/university building in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported a site energy-use intensity of 38.1 kBtu/ft² and 760 tCO₂e of greenhouse-gas emissions.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 38.1 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 760 tCO₂e |
| GHG intensity | — |
| Electricity | 3,903,843 kWh |
| Gross floor area | 349,212 sq ft |
| Source record | boston:107970:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 38.1 kBtu/ft² | 760 tCO₂e | |
| 2023 | — | 26.5 kBtu/ft² | 557 tCO₂e |
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
TRUSTEES OF BOSTON UNIVERSITY
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Location
- Address
- 665 Commonwealth Ave
- City
- Boston
- State
- Massachusetts
- ZIP
- 2215.
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 665 Commonwealth Ave compare with other college/university buildings in Boston?
The latest disclosures cover 316 college/university buildings in Boston, out of 6,305 buildings citywide. Its site EUI of 38.1 kBtu/ft² is about 56% below the average of 86.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 349,212 sq ft, it is about 79% above the average floor area of 195,557 sq ft for those buildings. Across all 24 jurisdictions BuildingCensus covers, the 2,113 college/university buildings average an ENERGY STAR score of 68 and a site EUI of 98.7 kBtu/ft².
How has 665 Commonwealth Ave's energy performance changed over time?
BuildingCensus holds 2 Boston disclosures for 665 Commonwealth Ave, covering report years 2023–2024. Site EUI moved from 26.5 kBtu/ft² (2023) to 38.1 kBtu/ft² (2024), an 44% increase. Reported emissions went from 557 tCO₂e to 760 tCO₂e over the same span (up 36%).
What does a site EUI of 38.1 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. 665 Commonwealth Ave's 38.1 kBtu/ft² across 349,212 sq ft works out to about 13.3 billion Btu (3,899 MWh-equivalent) in 2024. The disclosure also reports 3,903,843 kWh of electricity for the year.
Which law requires 665 Commonwealth Ave to report its energy use?
665 Commonwealth Ave 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 2024 disclosure (source record boston:107970:2024). 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 college/university buildings in Boston
- 300 Brookline Ave· 334,698 sq ft · EUI 39.2 kBtu/ft²
- College/University building #C10043· 334,200 sq ft · EUI 109.7 kBtu/ft²
- 675 - 725 Commonwealth Avenue· 333,571 sq ft · EUI 41.4 kBtu/ft²
- 765 Commonwealth Avenue· 299,241 sq ft · EUI 23.3 kBtu/ft²
- College/University building #102816· 295,976 sq ft · EUI 69.5 kBtu/ft²
- 1234 Columbus Ave #Bldg 3· 291,604 sq ft
- College/University buildings in Boston· 316 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 665 Commonwealth Ave's energy grade?
665 Commonwealth Ave did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 38.1 kBtu/ft².
How much energy does 665 Commonwealth Ave use?
Its 2024 site energy-use intensity was 38.1 kBtu/ft² across 349,212 sq ft, including 3,903,843 kWh of electricity.
What are 665 Commonwealth Ave's carbon emissions?
665 Commonwealth Ave reported 760 tCO₂e of greenhouse-gas emissions for 2024.
Where is 665 Commonwealth Ave?
665 Commonwealth Ave is in Boston, Massachusetts 2215.
How big is 665 Commonwealth Ave and when was it built?
665 Commonwealth Ave has 349,212 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as college/university.
Is 665 Commonwealth Ave covered by BERDO 2.0?
Yes — it appears in the 2024 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, “665 Commonwealth Ave, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/665-commonwealth-ave-a0a01c16 (data as of July 9, 2026).