205-225 Walden St.
Multifamily Housing in Cambridge, MA
BEUDO · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 89 (band A) |
| Site EUI | 58.7 kBtu/ft² |
| Source EUI | 85.2 kBtu/ft² |
| GHG emissions | 773 tCO₂e |
| GHG intensity | — |
| Electricity | 904,853 kWh |
| Natural gas | 103,558 therms |
| Water use | 5,783 kgal |
| Gross floor area | 229,040 sq ft |
| Source record | cambridge:B1680:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 89 | -3 | 58.7 kBtu/ft² | 773 tCO₂e |
| 2023 | 92 | +10 | 54.9 kBtu/ft² | 724 tCO₂e |
| 2022 | 82 | -5 | 67.5 kBtu/ft² | 882 tCO₂e |
| 2021 | 87 | +2 | 62.2 kBtu/ft² | 817 tCO₂e |
| 2020 | 85 | ±0 | 64.9 kBtu/ft² | 844 tCO₂e |
| 2019 | 85 | +7 | 68.6 kBtu/ft² | 870 tCO₂e |
| 2018 | 78 | -3 | 74.5 kBtu/ft² | 961 tCO₂e |
| 2017 | 81 | +6 | 68.8 kBtu/ft² | 906 tCO₂e |
| 2016 | 75 | -2 | 71.2 kBtu/ft² | 940 tCO₂e |
| 2015 | 77 | 74.2 kBtu/ft² | 980 tCO₂e |
Compliance context
BEUDO
Cambridge's 2023 BEUDO amendments require large non-residential buildings to cut emissions to net zero by 2035–2050, with compliance obligations starting from 2025 reporting.
Ownership
EQR-WALDEN PARK, LLC
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Location
- Address
- 205-225 Walden St.
- City
- Cambridge
- State
- Massachusetts
- Coordinates
- 42.38700, -71.13040
Within ~1 km
Nearby benchmarked buildings
- 46-56 Linnaean Streetscore —
Residence Hall/Dormitory · 251,014 sq ft
- 21 Walden Square Roadscore 86
Multifamily Housing · 250,389 sq ft
- 362 Rindge Avescore 57
Multifamily Housing · 249,723 sq ft
- 1 Jackson Placescore 88
Multifamily Housing · 207,765 sq ft
- 1 Jackson Placescore 73
Multifamily Housing · 207,765 sq ft
- 64 Linnaean Streetscore —
Residence Hall/Dormitory · 191,944 sq ft
See also: most efficient in Cambridge · biggest emitters
Frequently asked questions
What is 205-225 Walden St.'s energy grade?
205-225 Walden St. scores 89 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Cambridge disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 205-225 Walden St. use?
Its 2024 site energy-use intensity was 58.7 kBtu/ft² (85.2 kBtu/ft² source) across 229,040 sq ft, including 904,853 kWh of electricity and 103,558 therms of natural gas.
What are 205-225 Walden St.'s carbon emissions?
205-225 Walden St. reported 773 tCO₂e of greenhouse-gas emissions for 2024. Cambridge's 2023 BEUDO amendments require large non-residential buildings to cut emissions to net zero by 2035–2050, with compliance obligations starting from 2025 reporting.
Dataset updated . Source: Building Energy Use Disclosure Ordinance (BEUDO) disclosure, record cambridge:B1680:2024.