Dupont East Condo
Multifamily Housing in Washington, DC, DC · 1545 18th Street, NW
At a glance
Dupont East Condo is a 171,760-square-foot multifamily housing building at 1545 18th Street, NW in Washington, DC, built in 1900. In its 2017 Washington, DC benchmarking disclosure it reported a site energy-use intensity of 52.2 kBtu/ft² and 670 tCO₂e of greenhouse-gas emissions.
Clean and Affordable Energy Act / BEPS · reporting year 2017
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 52.2 kBtu/ft² |
| Source EUI | 95.7 kBtu/ft² |
| GHG emissions | 670 tCO₂e |
| GHG intensity | 3.9 kgCO₂e/ft² |
| Electricity | 983,390 kWh |
| Natural gas | 56,132 therms |
| Water use | 6,223 kgal |
| Gross floor area | 171,760 sq ft |
| Source record | dc:PM3501692:2017 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2017latest | — | 52.2 kBtu/ft² | 670 tCO₂e | |
| 2016 | 100 | +25 | 36.1 kBtu/ft² | 351 tCO₂e |
| 2015 | 75 | +1 | 59.2 kBtu/ft² | 833 tCO₂e |
| 2014 | 74 | 59.4 kBtu/ft² | 831 tCO₂e | |
| 2013 | — | — | — |
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
DUPONT EAST CONDO
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Location
- Address
- 1545 18th Street, NW
- City
- Washington, DC
- State
- District of Columbia
- Coordinates
- 38.91091, -77.04110
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in Washington, DC · biggest emitters
How does Dupont East Condo 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 52.2 kBtu/ft² is roughly in line with the average of 51.1 kBtu/ft². Its emissions intensity of 3.9 kgCO₂e/ft² is roughly in line with the group average of 3.8 kgCO₂e/ft².
At 171,760 sq ft, it is about 26% above the average floor area of 136,346 sq ft for those buildings. It was built in 1900, 65 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 Dupont East Condo's energy performance changed over time?
BuildingCensus holds 5 Washington, DC disclosures for Dupont East Condo, covering report years 2013–2017. Its ENERGY STAR score went from 74 in 2014 to 100 in 2016 (+26 points). Site EUI moved from 59.4 kBtu/ft² (2014) to 52.2 kBtu/ft² (2017), a 12% decrease. Reported emissions went from 831 tCO₂e to 670 tCO₂e over the same span (down 19%).
What does a site EUI of 52.2 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. Dupont East Condo's 52.2 kBtu/ft² across 171,760 sq ft works out to about 9 billion Btu (2,628 MWh-equivalent) in 2017. Its source EUI of 95.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 983,390 kWh of electricity, 56,132 therms of natural gas and 6,223 thousand gallons of water for the year.
Which law requires Dupont East Condo to report its energy use?
Dupont East Condo 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 2017 disclosure (source record dc:PM3501692:2017). 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
- Vesta Parkside (lv094)· 171,550 sq ft · score 96 (A)
- Columbia Heights Tower· 170,626 sq ft · score 54 (D)
- Westgate Condominiums (2501 M ST NW)· 170,016 sq ft · score 83 (B)
- Camden Roosevelt· 169,532 sq ft · score 97 (A)
- Monroe Street Market - Brookland Works (mo150)· 169,380 sq ft · score 73 (B)
- 3303 Water Street· 169,179 sq ft · score 59 (C)
- Multifamily Housing buildings in Washington, DC· 1,799 benchmarked
- 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 Dupont East Condo's energy grade?
Dupont East Condo did not report an ENERGY STAR score in its 2017 disclosure, but its site energy-use intensity was 52.2 kBtu/ft².
How much energy does Dupont East Condo use?
Its 2017 site energy-use intensity was 52.2 kBtu/ft² (95.7 kBtu/ft² source) across 171,760 sq ft, including 983,390 kWh of electricity and 56,132 therms of natural gas.
What are Dupont East Condo's carbon emissions?
Dupont East Condo reported 670 tCO₂e of greenhouse-gas emissions (3.9 kgCO₂e/ft²) for 2017.
Where is Dupont East Condo?
Dupont East Condo is at 1545 18th Street, NW, in Washington, DC. Its coordinates are 38.91091, -77.04110 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is Dupont East Condo and when was it built?
Dupont East Condo has 171,760 sq ft of gross floor area, as reported in its 2017 disclosure. The disclosure lists 1900 as its year built. It is classed as multifamily housing.
Is Dupont East Condo covered by the Clean and Affordable Energy Act / BEPS?
Yes — it appears in the 2017 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, “Dupont East Condo, Washington, DC — 2017 benchmarking disclosure”, https://buildingcensus.com/buildings/washington-dc/dupont-east-condo-c71d8c50 (data as of July 9, 2026).