DC Courts of Appeals - Bldg. D
Courthouse in Washington, DC, DC · 430 E Street · 20001
At a glance
DC Courts of Appeals - Bldg. D is a 146,550-square-foot courthouse building at 430 E Street in Washington, DC, built in 1910. In its 2024 Washington, DC benchmarking disclosure it reported an ENERGY STAR score of 14 out of 100 (grade D), a site energy-use intensity of 92.1 kBtu/ft² and 1,062 tCO₂e of greenhouse-gas emissions. That score is higher than 5% of the 3,255 scored buildings in Washington, DC.
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 14 (band D) |
| Site EUI | 92.1 kBtu/ft² |
| Source EUI | 247.1 kBtu/ft² |
| GHG emissions | 1,062 tCO₂e |
| GHG intensity | 7.3 kgCO₂e/ft² |
| Electricity | 3,663,776 kWh |
| Natural gas | 0 therms |
| Gross floor area | 146,550 sq ft |
| Source record | dc:PM6507479:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 14 | +1 | 92.1 kBtu/ft² | 1,062 tCO₂e |
| 2023 | 13 | +1 | 92.7 kBtu/ft² | 1,067 tCO₂e |
| 2022 | 12 | +1 | 96.3 kBtu/ft² | 1,154 tCO₂e |
| 2021 | 11 | -7 | 101.3 kBtu/ft² | 1,201 tCO₂e |
| 2020 | 18 | -3 | 93.4 kBtu/ft² | 1,122 tCO₂e |
| 2019 | 21 | ±0 | 141.6 kBtu/ft² | 1,628 tCO₂e |
| 2018 | 21 | 157.9 kBtu/ft² | 1,679 tCO₂e |
Compliance context
Clean and Affordable Energy Act / BEPS
DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve over compliance cycles (the first ends December 31, 2026; later cycles run five years), with penalties for buildings that fail to meet their pathway.
Ownership
UNITED STATES OF AMERICA & DISTRICT OF COLUMBIA
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Location
- Address
- 430 E Street
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20001
- Coordinates
- 38.89596, -77.01786
Within ~1 km
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See also: most efficient in Washington, DC · biggest emitters
How does DC Courts of Appeals - Bldg. D compare with other courthouse buildings in Washington, DC?
The latest disclosures cover 5 courthouse buildings in Washington, DC, out of 6,870 buildings citywide. DC Courts of Appeals - Bldg. D's ENERGY STAR score of 14 compares with an average of 31 across the 4 that report a score. Its site EUI of 92.1 kBtu/ft² is roughly in line with the average of 101.0 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 7.3 kgCO₂e/ft² is roughly in line with the group average of 7.7 kgCO₂e/ft².
At 146,550 sq ft, it is about 38% below the average floor area of 237,611 sq ft for those buildings. It was built in 1910, 24 years earlier than the group's average year built (1934). Across all 24 jurisdictions BuildingCensus covers, the 178 courthouse buildings average an ENERGY STAR score of 62 and a site EUI of 76.2 kBtu/ft².
How has DC Courts of Appeals - Bldg. D's energy performance changed over time?
BuildingCensus holds 7 Washington, DC disclosures for DC Courts of Appeals - Bldg. D, covering report years 2018–2024. Its ENERGY STAR score went from 21 in 2018 to 14 in 2024 (-7 points); its best year on file was 2018, at 21. Site EUI moved from 157.9 kBtu/ft² (2018) to 92.1 kBtu/ft² (2024), a 42% decrease. Reported emissions went from 1,679 tCO₂e to 1,062 tCO₂e over the same span (down 37%).
What does an ENERGY STAR score of 14 mean?
ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 14 means the building performs better than about 14% of its national peers. BuildingCensus bands the score into report-card grades; 14 falls in band D — lowest band (1–54). It sits 61 points below 75, the threshold for ENERGY STAR certification. In Washington, DC, 47% of scored buildings are at 75 or above.
Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. DC Courts of Appeals - Bldg. D's 92.1 kBtu/ft² across 146,550 sq ft works out to about 13.5 billion Btu (3,956 MWh-equivalent) in 2024. Its source EUI of 247.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 3,663,776 kWh of electricity and 0 therms of natural gas for the year.
Which law requires DC Courts of Appeals - Bldg. D to report its energy use?
DC Courts of Appeals - Bldg. D reports under the Clean and Affordable Energy Act / BEPS, the legal basis of Washington, DC's Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record dc:PM6507479:2024). DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve over compliance cycles (the first ends December 31, 2026; later cycles run five years), with penalties for buildings that fail to meet their pathway.
More courthouse buildings in Washington, DC
- The Supply Store - Bldg. A· 123,900 sq ft · score 41 (D)
- Small Claims Court - Bldg. B· 122,500 sq ft · score 56 (C)
- Information Technology - Bldg. C· 54,000 sq ft · score 13 (D)
- All Washington, DC benchmarked buildings· Clean and Affordable Energy Act / BEPS
- Most efficient large buildings in Washington, DC
- Least efficient large buildings in Washington, DC
- Biggest emitters in Washington, DC
Frequently asked questions
What is DC Courts of Appeals - Bldg. D's energy grade?
DC Courts of Appeals - Bldg. D scores 14 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does DC Courts of Appeals - Bldg. D use?
Its 2024 site energy-use intensity was 92.1 kBtu/ft² (247.1 kBtu/ft² source) across 146,550 sq ft, including 3,663,776 kWh of electricity and 0 therms of natural gas.
What are DC Courts of Appeals - Bldg. D's carbon emissions?
DC Courts of Appeals - Bldg. D reported 1,062 tCO₂e of greenhouse-gas emissions (7.3 kgCO₂e/ft²) for 2024.
Where is DC Courts of Appeals - Bldg. D?
DC Courts of Appeals - Bldg. D is at 430 E Street, in Washington, DC 20001. Its coordinates are 38.89596, -77.01786 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is DC Courts of Appeals - Bldg. D and when was it built?
DC Courts of Appeals - Bldg. D has 146,550 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1910 as its year built. It is classed as courthouse.
Is DC Courts of Appeals - Bldg. D covered by the Clean and Affordable Energy Act / BEPS?
Yes — it appears in the 2024 Building Energy Benchmarking disclosure, which lists the buildings reporting under the Clean and Affordable Energy Act / BEPS.
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About this data
Source: Building Energy Benchmarking (Clean and Affordable Energy Act / BEPS), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “DC Courts of Appeals - Bldg. D, Washington, DC — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/washington-dc/dc-courts-of-appeals-bldg-d-8f015215 (data as of July 9, 2026).