50-52 Lamartine St
Multifamily Housing in Boston, MA · 2130.
At a glance
50-52 Lamartine St is a 18,663-square-foot multifamily housing building in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported a site energy-use intensity of 95.8 kBtu/ft² and 97 tCO₂e of greenhouse-gas emissions.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 95.8 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 97 tCO₂e |
| GHG intensity | — |
| Electricity | 132,690 kWh |
| Natural gas | 13,349 therms |
| Gross floor area | 18,663 sq ft |
| Source record | boston:107944:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 95.8 kBtu/ft² | 97 tCO₂e | |
| 2023 | — | 88.4 kBtu/ft² | 91 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
BOSTON HOUSING AUTHORITY
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Location
- Address
- 50-52 Lamartine St
- City
- Boston
- State
- Massachusetts
- ZIP
- 2130.
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 50-52 Lamartine 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 95.8 kBtu/ft² is about 42% above the average of 67.7 kBtu/ft² — it uses more energy per square foot than the typical building in that group.
At 18,663 sq ft, it is about 68% 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 50-52 Lamartine St's energy performance changed over time?
BuildingCensus holds 2 Boston disclosures for 50-52 Lamartine St, covering report years 2023–2024. Site EUI moved from 88.4 kBtu/ft² (2023) to 95.8 kBtu/ft² (2024), an 8% increase. Reported emissions went from 91 tCO₂e to 97 tCO₂e over the same span (up 7%).
What does a site EUI of 95.8 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. 50-52 Lamartine St's 95.8 kBtu/ft² across 18,663 sq ft works out to about 1.8 billion Btu (524 MWh-equivalent) in 2024. The disclosure also reports 132,690 kWh of electricity and 13,349 therms of natural gas for the year.
Which law requires 50-52 Lamartine St to report its energy use?
50-52 Lamartine 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:107944:2024). 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
- 6-12 Annapolis St· 18,600 sq ft · EUI 106.9 kBtu/ft²
- 815-819 Morton St· 18,560 sq ft · score 79 (B)
- 590 American Legion Hwy· 18,556 sq ft · score 79 (B)
- 15-19 Saint Rose St· 18,498 sq ft · EUI 104.4 kBtu/ft²
- 64 Charlesgate E· 18,484 sq ft · score 71 (B)
- 14 Union Whf· 18,385 sq ft · EUI 31.9 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 50-52 Lamartine St's energy grade?
50-52 Lamartine St did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 95.8 kBtu/ft².
How much energy does 50-52 Lamartine St use?
Its 2024 site energy-use intensity was 95.8 kBtu/ft² across 18,663 sq ft, including 132,690 kWh of electricity and 13,349 therms of natural gas.
What are 50-52 Lamartine St's carbon emissions?
50-52 Lamartine St reported 97 tCO₂e of greenhouse-gas emissions for 2024.
Where is 50-52 Lamartine St?
50-52 Lamartine St is in Boston, Massachusetts 2130.
How big is 50-52 Lamartine St and when was it built?
50-52 Lamartine St has 18,663 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as multifamily housing.
Is 50-52 Lamartine 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, “50-52 Lamartine St, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/50-52-lamartine-st-5032236a (data as of July 9, 2026).