At a glance
27 Richmond St is a 9,940-square-foot library in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported a site energy-use intensity of 79.8 kBtu/ft² and 43 tCO₂e of greenhouse-gas emissions.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 79.8 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 43 tCO₂e |
| GHG intensity | — |
| Electricity | 82,435 kWh |
| Natural gas | 5,118 therms |
| Gross floor area | 9,940 sq ft |
| Source record | boston:106903:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 79.8 kBtu/ft² | 43 tCO₂e | |
| 2023 | — | 89.6 kBtu/ft² | 49 tCO₂e | |
| 2022 | — | 70.4 kBtu/ft² | 44 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
- 27 Richmond 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 27 Richmond St compare with other library buildings in Boston?
The latest disclosures cover 26 library buildings in Boston, out of 6,305 buildings citywide. Its site EUI of 79.8 kBtu/ft² is about 13% above the average of 70.9 kBtu/ft² — it uses more energy per square foot than the typical building in that group.
At 9,940 sq ft, it is about 81% below the average floor area of 52,053 sq ft for those buildings.
How has 27 Richmond St's energy performance changed over time?
BuildingCensus holds 3 Boston disclosures for 27 Richmond St, covering report years 2022–2024. Site EUI moved from 70.4 kBtu/ft² (2022) to 79.8 kBtu/ft² (2024), an 13% increase. Reported emissions went from 44 tCO₂e to 43 tCO₂e over the same span (down 2%).
What does a site EUI of 79.8 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. 27 Richmond St's 79.8 kBtu/ft² across 9,940 sq ft works out to about 0.8 billion Btu (232 MWh-equivalent) in 2024. The disclosure also reports 82,435 kWh of electricity and 5,118 therms of natural gas for the year.
Which law requires 27 Richmond St to report its energy use?
27 Richmond 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:106903:2024). 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 library buildings in Boston
- 433 Centre St· 9,240 sq ft · EUI 99.5 kBtu/ft²
- 1497 Tremont St· 9,136 sq ft · EUI 32.5 kBtu/ft²
- Park St· 8,410 sq ft · EUI 52.0 kBtu/ft²
- 25 Parmenter St· 7,600 sq ft · EUI 94.4 kBtu/ft²
- 2044 Columbus Av· 6,000 sq ft · EUI 86.1 kBtu/ft²
- Library buildings in Boston· 26 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 27 Richmond St's energy grade?
27 Richmond St did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 79.8 kBtu/ft².
How much energy does 27 Richmond St use?
Its 2024 site energy-use intensity was 79.8 kBtu/ft² across 9,940 sq ft, including 82,435 kWh of electricity and 5,118 therms of natural gas.
What are 27 Richmond St's carbon emissions?
27 Richmond St reported 43 tCO₂e of greenhouse-gas emissions for 2024.
Where is 27 Richmond St?
27 Richmond St is in Boston, Massachusetts 2124.
How big is 27 Richmond St and when was it built?
27 Richmond St has 9,940 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as library.
Is 27 Richmond 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, “27 Richmond St, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/27-richmond-st-984a2f1d (data as of July 9, 2026).