508-512 Washington St
Courthouse in Boston, MA · 2124.
At a glance
508-512 Washington St is a 77,000-square-foot courthouse building in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported an ENERGY STAR score of 74 out of 100 (grade B), a site energy-use intensity of 64.0 kBtu/ft² and 272 tCO₂e of greenhouse-gas emissions. That score is higher than 25% of the 8 scored courthouse buildings in Boston.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 74 (band B) |
| Site EUI | 64.0 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 272 tCO₂e |
| GHG intensity | — |
| Electricity | 755,077 kWh |
| Natural gas | 23,501 therms |
| Gross floor area | 77,000 sq ft |
| Source record | boston:102078:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 74 | +6 | 64.0 kBtu/ft² | 272 tCO₂e |
| 2023 | 68 | ±0 | 75.7 kBtu/ft² | 328 tCO₂e |
| 2022 | 68 | 77.8 kBtu/ft² | 385 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
CITY OF BOSTON
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Location
- Address
- 508-512 Washington St
- City
- Boston
- State
- Massachusetts
- ZIP
- 2124.
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 508-512 Washington St compare with other courthouse buildings in Boston?
The latest disclosures cover 10 courthouse buildings in Boston, out of 6,305 buildings citywide. 508-512 Washington St's ENERGY STAR score of 74 compares with an average of 76 across the 8 that report a score; it scores higher than 25% of them and lower than 63%. Its site EUI of 64.0 kBtu/ft² is roughly in line with the average of 61.6 kBtu/ft².
At 77,000 sq ft, it is about half of the average floor area of 151,364 sq ft for those buildings. Across all 24 jurisdictions BuildingCensus covers, the 178 courthouse buildings average an ENERGY STAR score of 62 and a site EUI of 76.2 kBtu/ft².
How has 508-512 Washington St's energy performance changed over time?
BuildingCensus holds 3 Boston disclosures for 508-512 Washington St, covering report years 2022–2024. Its ENERGY STAR score went from 68 in 2022 to 74 in 2024 (+6 points). Site EUI moved from 77.8 kBtu/ft² (2022) to 64.0 kBtu/ft² (2024), a 18% decrease. Reported emissions went from 385 tCO₂e to 272 tCO₂e over the same span (down 29%).
What does an ENERGY STAR score of 74 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 74 means the building performs better than about 74% of its national peers. BuildingCensus bands the score into report-card grades; 74 falls in band B — above median (70–84). It sits 1 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. 508-512 Washington St's 64.0 kBtu/ft² across 77,000 sq ft works out to about 4.9 billion Btu (1,444 MWh-equivalent) in 2024. The disclosure also reports 755,077 kWh of electricity and 23,501 therms of natural gas for the year.
Which law requires 508-512 Washington St to report its energy use?
508-512 Washington 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:102078:2024). 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 courthouse buildings in Boston
- 85 Warren Street· 70,658 sq ft
- 445 Arborway· 54,124 sq ft · score 39 (D)
- 1-3 City Sq· 35,200 sq ft · score 100 (A)
- 52 Academy Hill Road· 30,964 sq ft · score 54 (D)
- 535 E Broadway· 29,041 sq ft · score 92 (A)
- 37 Meridian Street· 21,497 sq ft · score 82 (B)
- 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 508-512 Washington St's energy grade?
508-512 Washington St scores 74 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2024 Boston disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 508-512 Washington St use?
Its 2024 site energy-use intensity was 64.0 kBtu/ft² across 77,000 sq ft, including 755,077 kWh of electricity and 23,501 therms of natural gas.
What are 508-512 Washington St's carbon emissions?
508-512 Washington St reported 272 tCO₂e of greenhouse-gas emissions for 2024.
Where is 508-512 Washington St?
508-512 Washington St is in Boston, Massachusetts 2124.
How big is 508-512 Washington St and when was it built?
508-512 Washington St has 77,000 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as courthouse.
Is 508-512 Washington 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, “508-512 Washington St, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/508-512-washington-st-a224cf92 (data as of July 9, 2026).