15-19 Maple St
Multifamily Housing in Boston, MA · 2121.
At a glance
15-19 Maple St is a 27,344-square-foot multifamily housing building in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported an ENERGY STAR score of 12 out of 100 (grade D), a site energy-use intensity of 114.4 kBtu/ft² and 168 tCO₂e of greenhouse-gas emissions. That score is higher than 4% of the 1,225 scored multifamily housing buildings in Boston.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 12 (band D) |
| Site EUI | 114.4 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 168 tCO₂e |
| GHG intensity | — |
| Electricity | 134,625 kWh |
| Natural gas | 26,694 therms |
| Gross floor area | 27,344 sq ft |
| Source record | boston:104175:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 12 | -63 | 114.4 kBtu/ft² | 168 tCO₂e |
| 2023 | 75 | +17 | 61.9 kBtu/ft² | 93 tCO₂e |
| 2022 | 58 | 76.8 kBtu/ft² | 123 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
MAPLE COMMONS APARTMENTS
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Location
- Address
- 15-19 Maple St
- City
- Boston
- State
- Massachusetts
- ZIP
- 2121.
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 15-19 Maple 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. 15-19 Maple St's ENERGY STAR score of 12 compares with an average of 71 across the 1,225 that report a score; it scores higher than 4% of them and lower than 95%. Its site EUI of 114.4 kBtu/ft² is about 69% above the average of 67.7 kBtu/ft² — it uses more energy per square foot than the typical building in that group.
At 27,344 sq ft, it is about half of 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 15-19 Maple St's energy performance changed over time?
BuildingCensus holds 3 Boston disclosures for 15-19 Maple St, covering report years 2022–2024. Its ENERGY STAR score went from 58 in 2022 to 12 in 2024 (-46 points); its best year on file was 2023, at 75. Site EUI moved from 76.8 kBtu/ft² (2022) to 114.4 kBtu/ft² (2024), an 49% increase. Reported emissions went from 123 tCO₂e to 168 tCO₂e over the same span (up 36%).
What does an ENERGY STAR score of 12 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 12 means the building performs better than about 12% of its national peers. BuildingCensus bands the score into report-card grades; 12 falls in band D — lowest band (1–54). It sits 63 points below 75, the threshold for ENERGY STAR certification. In Boston, 52% 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. 15-19 Maple St's 114.4 kBtu/ft² across 27,344 sq ft works out to about 3.1 billion Btu (917 MWh-equivalent) in 2024. The disclosure also reports 134,625 kWh of electricity and 26,694 therms of natural gas for the year.
Which law requires 15-19 Maple St to report its energy use?
15-19 Maple 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:104175:2024). 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
- 1687 Commonwealth Ave· 27,200 sq ft · score 71 (B)
- 84 90 Corey Rd· 27,200 sq ft · score 88 (A)
- 241-257 Talbot Ave· 27,148 sq ft · score 62 (C)
- 1820 Commonwealth Ave· 27,000 sq ft · score 42 (D)
- 1810 Commonwealth Ave· 27,000 sq ft · score 83 (B)
- 1800 Commonwealth Ave· 27,000 sq ft · score 35 (D)
- Multifamily Housing buildings in Boston· 2,174 benchmarked
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Frequently asked questions
What is 15-19 Maple St's energy grade?
15-19 Maple St scores 12 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 Boston disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 15-19 Maple St use?
Its 2024 site energy-use intensity was 114.4 kBtu/ft² across 27,344 sq ft, including 134,625 kWh of electricity and 26,694 therms of natural gas.
What are 15-19 Maple St's carbon emissions?
15-19 Maple St reported 168 tCO₂e of greenhouse-gas emissions for 2024.
Where is 15-19 Maple St?
15-19 Maple St is in Boston, Massachusetts 2121.
How big is 15-19 Maple St and when was it built?
15-19 Maple St has 27,344 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as multifamily housing.
Is 15-19 Maple 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, “15-19 Maple St, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/15-19-maple-st-ca54b6d7 (data as of July 9, 2026).