Fort Dupont Addition
Multifamily Housing in Washington, DC, DC · 155 Ridge Road SE · 20019
At a glance
Fort Dupont Addition is a 18,352-square-foot multifamily housing building at 155 Ridge Road SE in Washington, DC, built in 1959. In its 2024 Washington, DC benchmarking disclosure it reported a site energy-use intensity of 66.9 kBtu/ft² and 71 tCO₂e of greenhouse-gas emissions.
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 66.9 kBtu/ft² |
| Source EUI | 92.3 kBtu/ft² |
| GHG emissions | 71 tCO₂e |
| GHG intensity | 3.9 kgCO₂e/ft² |
| Electricity | 67,835 kWh |
| Natural gas | 9,963 therms |
| Water use | 621 kgal |
| Gross floor area | 18,352 sq ft |
| Source record | dc:PM4178743:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 66.9 kBtu/ft² | 71 tCO₂e | |
| 2023 | — | 74.4 kBtu/ft² | 81 tCO₂e | |
| 2022 | — | 83.2 kBtu/ft² | 96 tCO₂e | |
| 2021 | — | 89.8 kBtu/ft² | 104 tCO₂e | |
| 2020 | — | 83.0 kBtu/ft² | 97 tCO₂e | |
| 2019 | — | 101.0 kBtu/ft² | 116 tCO₂e | |
| 2018 | — | 120.3 kBtu/ft² | 138 tCO₂e | |
| 2017 | — | 101.8 kBtu/ft² | 118 tCO₂e | |
| 2016 | — | 114.1 kBtu/ft² | 130 tCO₂e | |
| 2015 | — | 119.1 kBtu/ft² | 136 tCO₂e | |
| 2014 | — | 90.1 kBtu/ft² | 104 tCO₂e | |
| 2013 | — | 112.2 kBtu/ft² | 118 tCO₂e | |
| 2012 | — | 133.2 kBtu/ft² | 165 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
DISTRICT OF COLUMBIA HOUSING AUTHORITY
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Location
- Address
- 155 Ridge Road SE
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20019
- Coordinates
- 38.88550, -76.95002
Within ~1 km
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How does Fort Dupont Addition compare with other multifamily housing buildings in Washington, DC?
The latest disclosures cover 1,799 multifamily housing buildings in Washington, DC, out of 6,870 buildings citywide. Its site EUI of 66.9 kBtu/ft² is about 31% above the average of 51.1 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 3.9 kgCO₂e/ft² is roughly in line with the group average of 3.8 kgCO₂e/ft².
At 18,352 sq ft, it is about 87% below the average floor area of 136,346 sq ft for those buildings. It was built in 1959, 6 years earlier than the group's average year built (1965). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².
How has Fort Dupont Addition's energy performance changed over time?
BuildingCensus holds 13 Washington, DC disclosures for Fort Dupont Addition, covering report years 2012–2024. Site EUI moved from 133.2 kBtu/ft² (2012) to 66.9 kBtu/ft² (2024), a 50% decrease. Reported emissions went from 165 tCO₂e to 71 tCO₂e over the same span (down 57%).
What does a site EUI of 66.9 kBtu/ft² mean?
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. Fort Dupont Addition's 66.9 kBtu/ft² across 18,352 sq ft works out to about 1.2 billion Btu (360 MWh-equivalent) in 2024. Its source EUI of 92.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 67,835 kWh of electricity, 9,963 therms of natural gas and 621 thousand gallons of water for the year.
Which law requires Fort Dupont Addition to report its energy use?
Fort Dupont Addition 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:PM4178743:2024). 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 multifamily housing buildings in Washington, DC
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- The Residences at Euclid· 10,634 sq ft · score 11 (D)
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Frequently asked questions
What is Fort Dupont Addition's energy grade?
Fort Dupont Addition did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 66.9 kBtu/ft².
How much energy does Fort Dupont Addition use?
Its 2024 site energy-use intensity was 66.9 kBtu/ft² (92.3 kBtu/ft² source) across 18,352 sq ft, including 67,835 kWh of electricity and 9,963 therms of natural gas.
What are Fort Dupont Addition's carbon emissions?
Fort Dupont Addition reported 71 tCO₂e of greenhouse-gas emissions (3.9 kgCO₂e/ft²) for 2024.
Where is Fort Dupont Addition?
Fort Dupont Addition is at 155 Ridge Road SE, in Washington, DC 20019. Its coordinates are 38.88550, -76.95002 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is Fort Dupont Addition and when was it built?
Fort Dupont Addition has 18,352 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1959 as its year built. It is classed as multifamily housing.
Is Fort Dupont Addition 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, “Fort Dupont Addition, Washington, DC — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/washington-dc/fort-dupont-addition-7a2144c1 (data as of July 9, 2026).