At a glance
Park St is a 8,410-square-foot library in Boston, Massachusetts. In its 2024 Boston benchmarking disclosure it reported a site energy-use intensity of 52.0 kBtu/ft² and 25 tCO₂e of greenhouse-gas emissions.
BERDO 2.0 · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 52.0 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 25 tCO₂e |
| GHG intensity | — |
| Electricity | 128,179 kWh |
| Gross floor area | 8,410 sq ft |
| Source record | boston:106899:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 52.0 kBtu/ft² | 25 tCO₂e | |
| 2023 | — | 62.6 kBtu/ft² | 32 tCO₂e | |
| 2022 | — | 70.7 kBtu/ft² | 47 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
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- Park St
- City
- Boston
- State
- Massachusetts
- ZIP
- 2122.
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 Park 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 52.0 kBtu/ft² is about 27% below the average of 70.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group.
At 8,410 sq ft, it is about 84% below the average floor area of 52,053 sq ft for those buildings.
How has Park St's energy performance changed over time?
BuildingCensus holds 3 Boston disclosures for Park St, covering report years 2022–2024. Site EUI moved from 70.7 kBtu/ft² (2022) to 52.0 kBtu/ft² (2024), a 26% decrease. Reported emissions went from 47 tCO₂e to 25 tCO₂e over the same span (down 47%).
What does a site EUI of 52.0 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. Park St's 52.0 kBtu/ft² across 8,410 sq ft works out to about 0.4 billion Btu (128 MWh-equivalent) in 2024. The disclosure also reports 128,179 kWh of electricity for the year.
Which law requires Park St to report its energy use?
Park 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:106899:2024). 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
Frequently asked questions
What is Park St's energy grade?
Park St did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 52.0 kBtu/ft².
How much energy does Park St use?
Its 2024 site energy-use intensity was 52.0 kBtu/ft² across 8,410 sq ft, including 128,179 kWh of electricity.
What are Park St's carbon emissions?
Park St reported 25 tCO₂e of greenhouse-gas emissions for 2024.
Where is Park St?
Park St is in Boston, Massachusetts 2122.
How big is Park St and when was it built?
Park St has 8,410 sq ft of gross floor area, as reported in its 2024 disclosure. It is classed as library.
Is Park 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.
Working with Boston building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Park St, Boston, Massachusetts — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/boston/park-st-6a09c5f6 (data as of July 9, 2026).