450K (ft43)
Multifamily Housing in Washington, DC, DC · 450 K Street NW · 20001
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 64 (band C) |
| Site EUI | 53.6 kBtu/ft² |
| Source EUI | 111.4 kBtu/ft² |
| GHG emissions | 882 tCO₂e |
| GHG intensity | 3.9 kgCO₂e/ft² |
| Electricity | 2,066,145 kWh |
| Natural gas | 49,489 therms |
| Water use | 7,740 kgal |
| Gross floor area | 223,804 sq ft |
| Source record | dc:PM10527396:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 64 | ±0 | 53.6 kBtu/ft² | 882 tCO₂e |
| 2023 | 64 | -13 | 52.9 kBtu/ft² | 879 tCO₂e |
| 2022 | 77 | +4 | 47.7 kBtu/ft² | 837 tCO₂e |
| 2021 | 73 | +3 | 48.3 kBtu/ft² | 851 tCO₂e |
| 2020 | 70 | +3 | 47.0 kBtu/ft² | 823 tCO₂e |
| 2019 | 67 | -5 | 51.0 kBtu/ft² | 932 tCO₂e |
| 2018 | 72 | 50.5 kBtu/ft² | 941 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
450 K CAP LLC
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Location
- Address
- 450 K Street NW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20001
- Coordinates
- 38.90227, -77.01797
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in Washington, DC · biggest emitters
Frequently asked questions
What is 450K (ft43)'s energy grade?
450K (ft43) scores 64 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 450K (ft43) use?
Its 2024 site energy-use intensity was 53.6 kBtu/ft² (111.4 kBtu/ft² source) across 223,804 sq ft, including 2,066,145 kWh of electricity and 49,489 therms of natural gas.
What are 450K (ft43)'s carbon emissions?
450K (ft43) reported 882 tCO₂e of greenhouse-gas emissions (3.9 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:PM10527396:2024.