Cosmos Club
Hotel in Washington, DC, DC · 2121 Massachusetts Ave., NW · 20008
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 58 (band C) |
| Site EUI | 141.5 kBtu/ft² |
| Source EUI | 264.8 kBtu/ft² |
| GHG emissions | 741 tCO₂e |
| GHG intensity | 9.8 kgCO₂e/ft² |
| Electricity | 1,470,596 kWh |
| Natural gas | 56,681 therms |
| Water use | 3,951 kgal |
| Gross floor area | 75,520 sq ft |
| Source record | dc:PM4559564:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 58 | -7 | 141.5 kBtu/ft² | 741 tCO₂e |
| 2023 | 65 | -3 | 132.9 kBtu/ft² | 692 tCO₂e |
| 2022 | 68 | +24 | 134.3 kBtu/ft² | 692 tCO₂e |
| 2021 | 44 | +7 | 115.5 kBtu/ft² | 683 tCO₂e |
| 2020 | 37 | -22 | 114.4 kBtu/ft² | 691 tCO₂e |
| 2019 | 59 | +3 | 135.0 kBtu/ft² | 778 tCO₂e |
| 2018 | 56 | 142.5 kBtu/ft² | 810 tCO₂e | |
| 2017 | — | 79.7 kBtu/ft² | 766 tCO₂e | |
| 2016 | — | 88.4 kBtu/ft² | 891 tCO₂e | |
| 2015 | — | 123.4 kBtu/ft² | 1,210 tCO₂e | |
| 2014 | — | 120.6 kBtu/ft² | 1,180 tCO₂e |
Compliance context
Clean and Affordable Energy Act / BEPS
DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.
Ownership
COSMOS CLUB
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Location
- Address
- 2121 Massachusetts Ave., NW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20008
- Coordinates
- 38.91144, -77.04769
Within ~1 km
Nearby benchmarked buildings
- DUPONT HOTEL PROJECT OWNER LLCscore 46
Hotel · 1,000,000 sq ft
- Washington Hilton (DCAWH)score 93
Hotel · 973,414 sq ft
- Washington Hiltonscore 1
Hotel · 973,414 sq ft
- Washington Hiltonscore 42
Hotel · 973,414 sq ft
- HLT Washington DC-SVscore 73
Hotel · 973,414 sq ft
- Lafayette Centrescore 74
Office · 908,482 sq ft
See also: most efficient in Washington, DC · biggest emitters
Frequently asked questions
What is Cosmos Club's energy grade?
Cosmos Club scores 58 out of 100 on ENERGY STAR — band C (Below median (55–69)) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Cosmos Club use?
Its 2024 site energy-use intensity was 141.5 kBtu/ft² (264.8 kBtu/ft² source) across 75,520 sq ft, including 1,470,596 kWh of electricity and 56,681 therms of natural gas.
What are Cosmos Club's carbon emissions?
Cosmos Club reported 741 tCO₂e of greenhouse-gas emissions (9.8 kgCO₂e/ft²) for 2024. DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.
Dataset updated . Source: Building Energy Benchmarking disclosure, record dc:PM4559564:2024.