Knowlton Condo
Multifamily Housing in Washington, DC, DC · 2227 20th St NW · 20009
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 97 (band A) |
| Site EUI | 44.1 kBtu/ft² |
| Source EUI | 66.6 kBtu/ft² |
| GHG emissions | 109 tCO₂e |
| GHG intensity | 2.7 kgCO₂e/ft² |
| Electricity | 135,000 kWh |
| Natural gas | 12,938 therms |
| Water use | 1,205 kgal |
| Gross floor area | 39,785 sq ft |
| Source record | dc:PM19579503:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 97 | -1 | 44.1 kBtu/ft² | 109 tCO₂e |
| 2023 | 98 | +1 | 42.9 kBtu/ft² | 106 tCO₂e |
| 2022 | 97 | 49.6 kBtu/ft² | 118 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
THE KNOWLTON CONDOMINIUM
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Location
- Address
- 2227 20th St NW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20009
- Coordinates
- 38.91900, -77.04585
Within ~1 km
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See also: most efficient in Washington, DC · biggest emitters
Frequently asked questions
What is Knowlton Condo's energy grade?
Knowlton Condo scores 97 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Knowlton Condo use?
Its 2024 site energy-use intensity was 44.1 kBtu/ft² (66.6 kBtu/ft² source) across 39,785 sq ft, including 135,000 kWh of electricity and 12,938 therms of natural gas.
What are Knowlton Condo's carbon emissions?
Knowlton Condo reported 109 tCO₂e of greenhouse-gas emissions (2.7 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:PM19579503:2024.