2118 Massachusetts Avenue NW
Museum in Washington, DC, DC · 20008
At a glance
2118 Massachusetts Avenue NW is a 44,936-square-foot museum building in Washington, DC, built in 1903. In its 2024 Washington, DC benchmarking disclosure it reported a site energy-use intensity of 107.3 kBtu/ft² and 329 tCO₂e of greenhouse-gas emissions.
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 107.3 kBtu/ft² |
| Source EUI | 194.1 kBtu/ft² |
| GHG emissions | 329 tCO₂e |
| GHG intensity | 7.3 kgCO₂e/ft² |
| Electricity | 612,754 kWh |
| Natural gas | 27,316 therms |
| Water use | 1,095 kgal |
| Gross floor area | 44,936 sq ft |
| Source record | dc:PM18419341:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 107.3 kBtu/ft² | 329 tCO₂e | |
| 2023 | — | 105.7 kBtu/ft² | 328 tCO₂e | |
| 2022 | — | 110.1 kBtu/ft² | 334 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
SOCIETY OF THE CINCINNATI INC
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Location
- Address
- 2118 Massachusetts Avenue NW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20008
- Coordinates
- 38.91072, -77.04770
Within ~1 km
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How does 2118 Massachusetts Avenue NW compare with other museum buildings in Washington, DC?
The latest disclosures cover 11 museum buildings in Washington, DC, out of 6,870 buildings citywide. Its site EUI of 107.3 kBtu/ft² is roughly in line with the average of 106.7 kBtu/ft². Its emissions intensity of 7.3 kgCO₂e/ft² is about 16% below the group average of 8.7 kgCO₂e/ft².
At 44,936 sq ft, it is about 60% below the average floor area of 113,317 sq ft for those buildings. It was built in 1903, 46 years earlier than the group's average year built (1949).
How has 2118 Massachusetts Avenue NW's energy performance changed over time?
BuildingCensus holds 3 Washington, DC disclosures for 2118 Massachusetts Avenue NW, covering report years 2022–2024. Site EUI moved from 110.1 kBtu/ft² (2022) to 107.3 kBtu/ft² (2024), a 3% decrease. Reported emissions went from 334 tCO₂e to 329 tCO₂e over the same span (down 2%).
What does a site EUI of 107.3 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. 2118 Massachusetts Avenue NW's 107.3 kBtu/ft² across 44,936 sq ft works out to about 4.8 billion Btu (1,413 MWh-equivalent) in 2024. Its source EUI of 194.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 612,754 kWh of electricity, 27,316 therms of natural gas and 1,095 thousand gallons of water for the year.
Which law requires 2118 Massachusetts Avenue NW to report its energy use?
2118 Massachusetts Avenue NW 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:PM18419341:2024). 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 museum buildings in Washington, DC
Frequently asked questions
What is 2118 Massachusetts Avenue NW's energy grade?
2118 Massachusetts Avenue NW did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 107.3 kBtu/ft².
How much energy does 2118 Massachusetts Avenue NW use?
Its 2024 site energy-use intensity was 107.3 kBtu/ft² (194.1 kBtu/ft² source) across 44,936 sq ft, including 612,754 kWh of electricity and 27,316 therms of natural gas.
What are 2118 Massachusetts Avenue NW's carbon emissions?
2118 Massachusetts Avenue NW reported 329 tCO₂e of greenhouse-gas emissions (7.3 kgCO₂e/ft²) for 2024.
Where is 2118 Massachusetts Avenue NW?
2118 Massachusetts Avenue NW is in Washington, DC 20008. Its coordinates are 38.91072, -77.04770 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is 2118 Massachusetts Avenue NW and when was it built?
2118 Massachusetts Avenue NW has 44,936 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1903 as its year built. It is classed as museum.
Is 2118 Massachusetts Avenue NW 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, “2118 Massachusetts Avenue NW, Washington, DC — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/washington-dc/2118-massachusetts-avenue-nw-83521829 (data as of July 9, 2026).