National Square
Office in Washington, DC, DC · 500 D Street SW · 20024
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 67 (band C) |
| Site EUI | 54.2 kBtu/ft² |
| Source EUI | 151.6 kBtu/ft² |
| GHG emissions | 1,662 tCO₂e |
| GHG intensity | 4.8 kgCO₂e/ft² |
| Electricity | 5,550,597 kWh |
| Natural gas | 0 therms |
| Water use | 4,410 kgal |
| Gross floor area | 349,701 sq ft |
| Source record | dc:PM4673452:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 67 | -10 | 54.2 kBtu/ft² | 1,662 tCO₂e |
| 2023 | 77 | +5 | 45.8 kBtu/ft² | 1,439 tCO₂e |
| 2022 | 72 | -5 | 42.7 kBtu/ft² | 1,302 tCO₂e |
| 2021 | 77 | -3 | 38.8 kBtu/ft² | 1,260 tCO₂e |
| 2020 | 80 | -14 | 41.6 kBtu/ft² | 1,388 tCO₂e |
| 2019 | 94 | -6 | 27.8 kBtu/ft² | 927 tCO₂e |
| 2017 | 100 | ±0 | 14.8 kBtu/ft² | 780 tCO₂e |
| 2016 | 100 | 15.1 kBtu/ft² | 827 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
GVAOII 500D LLC
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Location
- Address
- 500 D Street SW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20024
- Coordinates
- 38.88450, -77.01936
Within ~1 km
Nearby benchmarked buildings
- Constitution Centerscore 83
Office · 1,582,262 sq ft
- Waterside Towers and Townhomesscore 81
Multifamily Housing · 674,080 sq ft
- Two Independence Squarescore 99
Office · 634,947 sq ft
- The Channel (lh71)score —
Multifamily Housing · 603,003 sq ft
- Capital Galleryscore 74
Office · 572,811 sq ft
- 670 Mainescore 69
Office · 571,109 sq ft
See also: most efficient in Washington, DC · biggest emitters
Frequently asked questions
What is National Square's energy grade?
National Square scores 67 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 National Square use?
Its 2024 site energy-use intensity was 54.2 kBtu/ft² (151.6 kBtu/ft² source) across 349,701 sq ft, including 5,550,597 kWh of electricity and 0 therms of natural gas.
What are National Square's carbon emissions?
National Square reported 1,662 tCO₂e of greenhouse-gas emissions (4.8 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:PM4673452:2024.