1429 Girard Street Cooperative
Multifamily Housing in Washington, DC, DC · 1429 Girard Street NW · 20009
At a glance
1429 Girard Street Cooperative is a 26,404-square-foot multifamily housing building at 1429 Girard Street NW in Washington, DC, built in 1966. In its 2024 Washington, DC benchmarking disclosure it reported a site energy-use intensity of 32.7 kBtu/ft² and 59 tCO₂e of greenhouse-gas emissions.
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 32.7 kBtu/ft² |
| Source EUI | 60.0 kBtu/ft² |
| GHG emissions | 59 tCO₂e |
| GHG intensity | 2.2 kgCO₂e/ft² |
| Electricity | 113,536 kWh |
| Natural gas | 4,758 therms |
| Water use | 924 kgal |
| Gross floor area | 26,404 sq ft |
| Source record | dc:PM20474323:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 32.7 kBtu/ft² | 59 tCO₂e | |
| 2023 | — | 32.5 kBtu/ft² | 59 tCO₂e | |
| 2022 | — | 35.0 kBtu/ft² | 63 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
1429 GIRARD STREET NW COOP ASSOC INC
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 1429 Girard Street NW
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20009
- Coordinates
- 38.92558, -77.03377
Within ~1 km
Nearby benchmarked buildings
College/University · 5,569,182 sq ft
College/University · 4,414,673 sq ft
- DC USAscore —
Enclosed Mall · 546,000 sq ft
- Dorchester House Apartmentsscore 86
Multifamily Housing · 439,502 sq ft
Multifamily Housing · 388,053 sq ft
- Cardozo Education Campusscore 41
K-12 School · 355,400 sq ft
See also: most efficient in Washington, DC · biggest emitters
How does 1429 Girard Street Cooperative 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 32.7 kBtu/ft² is about 36% below the average of 51.1 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 2.2 kgCO₂e/ft² is about 41% below the group average of 3.8 kgCO₂e/ft².
At 26,404 sq ft, it is about 81% below the average floor area of 136,346 sq ft for those buildings. Its 1966 construction date is close to 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 1429 Girard Street Cooperative's energy performance changed over time?
BuildingCensus holds 3 Washington, DC disclosures for 1429 Girard Street Cooperative, covering report years 2022–2024. Site EUI moved from 35.0 kBtu/ft² (2022) to 32.7 kBtu/ft² (2024), a 7% decrease. Reported emissions went from 63 tCO₂e to 59 tCO₂e over the same span (down 6%).
What does a site EUI of 32.7 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. 1429 Girard Street Cooperative's 32.7 kBtu/ft² across 26,404 sq ft works out to about 0.9 billion Btu (253 MWh-equivalent) in 2024. Its source EUI of 60.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 113,536 kWh of electricity, 4,758 therms of natural gas and 924 thousand gallons of water for the year.
Which law requires 1429 Girard Street Cooperative to report its energy use?
1429 Girard Street Cooperative 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:PM20474323:2024). 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
- 155 Joliet St SW· 26,210 sq ft
- Columbia Road· 26,010 sq ft · score 95 (A)
- 4107 Connecticut Avenue· 25,927 sq ft · score 60 (C)
- Columbia Heights Village (2804-2806)· 25,828 sq ft · score 44 (D)
- Longfellow Arms Apartments· 25,802 sq ft · score 65 (C)
- 3825 Georgia· 25,689 sq ft · score 72 (B)
- 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 1429 Girard Street Cooperative's energy grade?
1429 Girard Street Cooperative did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 32.7 kBtu/ft².
How much energy does 1429 Girard Street Cooperative use?
Its 2024 site energy-use intensity was 32.7 kBtu/ft² (60.0 kBtu/ft² source) across 26,404 sq ft, including 113,536 kWh of electricity and 4,758 therms of natural gas.
What are 1429 Girard Street Cooperative's carbon emissions?
1429 Girard Street Cooperative reported 59 tCO₂e of greenhouse-gas emissions (2.2 kgCO₂e/ft²) for 2024.
Where is 1429 Girard Street Cooperative?
1429 Girard Street Cooperative is at 1429 Girard Street NW, in Washington, DC 20009. Its coordinates are 38.92558, -77.03377 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is 1429 Girard Street Cooperative and when was it built?
1429 Girard Street Cooperative has 26,404 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1966 as its year built. It is classed as multifamily housing.
Is 1429 Girard Street Cooperative 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.
Working with Washington, DC building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “1429 Girard Street Cooperative, Washington, DC — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/washington-dc/1429-girard-street-cooperative-01138eb6 (data as of July 9, 2026).