401-407 W First St
Multifamily Housing in Boston, MA · 2127.
At a glance
401-407 W First St is a 40,016-square-foot multifamily housing building in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported a site energy-use intensity of 19.9 kBtu/ft² and 45 tCO₂e of greenhouse-gas emissions.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 19.9 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 45 tCO₂e |
| GHG intensity | — |
| Electricity | 193,441 kWh |
| Natural gas | 1,377 therms |
| Gross floor area | 40,016 sq ft |
| Source record | boston:102774:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 19.9 kBtu/ft² | 45 tCO₂e | |
| 2023 | 100 | ±0 | 19.7 kBtu/ft² | 46 tCO₂e |
| 2022 | 100 | 28.1 kBtu/ft² | 77 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
EDWARD SULLIVAN CONDOMINIUM TRUST
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Location
- Address
- 401-407 W First St
- City
- Boston
- State
- Massachusetts
- ZIP
- 2127.
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 401-407 W First 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 19.9 kBtu/ft² is about 71% below the average of 67.7 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 40,016 sq ft, it is about 31% 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.
How has 401-407 W First St's energy performance changed over time?
BuildingCensus holds 3 Boston disclosures for 401-407 W First St, covering report years 2022–2024. Its ENERGY STAR score was 100 in both 2022 and 2023. Site EUI moved from 28.1 kBtu/ft² (2022) to 19.9 kBtu/ft² (2024), a 29% decrease. Reported emissions went from 77 tCO₂e to 45 tCO₂e over the same span (down 42%).
What does a site EUI of 19.9 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. 401-407 W First St's 19.9 kBtu/ft² across 40,016 sq ft works out to about 0.8 billion Btu (233 MWh-equivalent) in 2024. The disclosure also reports 193,441 kWh of electricity and 1,377 therms of natural gas for the year.
Which law requires 401-407 W First St to report its energy use?
401-407 W First 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 2024 disclosure (source record boston:102774:2024). 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 multifamily housing buildings in Boston
- 52-58 Saint Botolph St· 40,010 sq ft · score 98 (A)
- 36 Orkney Rd· 40,000 sq ft · score 67 (C)
- 295-297 Beacon St· 40,000 sq ft · score 84 (B)
- 236 Harold St· 39,944 sq ft · score 78 (B)
- 1762-1786 Washington St· 39,781 sq ft · score 33 (D)
- Multifamily Housing building #C10086· 39,775 sq ft · score 86 (A)
- 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 401-407 W First St's energy grade?
401-407 W First St did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 19.9 kBtu/ft².
How much energy does 401-407 W First St use?
Its 2024 site energy-use intensity was 19.9 kBtu/ft² across 40,016 sq ft, including 193,441 kWh of electricity and 1,377 therms of natural gas.
What are 401-407 W First St's carbon emissions?
401-407 W First St reported 45 tCO₂e of greenhouse-gas emissions for 2024.
Where is 401-407 W First St?
401-407 W First St is in Boston, Massachusetts 2127.
How big is 401-407 W First St and when was it built?
401-407 W First St has 40,016 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as multifamily housing.
Is 401-407 W First St 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, “401-407 W First St, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/401-407-w-first-st-c9ee1945 (data as of July 9, 2026).