2029 K Street
Office in Washington, DC, DC · 2029 K St · 20006
At a glance
2029 K Street is a 31,681-square-foot office building in Washington, DC, built in 1956. In its 2024 Washington, DC benchmarking disclosure it reported a site energy-use intensity of 3.3 kBtu/ft² and 9 tCO₂e of greenhouse-gas emissions.
Clean and Affordable Energy Act / BEPS · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 3.3 kBtu/ft² |
| Source EUI | 9.3 kBtu/ft² |
| GHG emissions | 9 tCO₂e |
| GHG intensity | 0.3 kgCO₂e/ft² |
| Electricity | 30,876 kWh |
| Natural gas | 0 therms |
| Water use | 155 kgal |
| Gross floor area | 31,681 sq ft |
| Source record | dc:PM1496224:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | — | 3.3 kBtu/ft² | 9 tCO₂e | |
| 2023 | — | 27.8 kBtu/ft² | 77 tCO₂e | |
| 2022 | — | 33.8 kBtu/ft² | 93 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
TF CORNERSTONE INC
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 2029 K St
- City
- Washington, DC
- State
- District of Columbia
- ZIP
- 20006
- Coordinates
- 38.90285, -77.04617
Within ~1 km
Nearby benchmarked buildings
- BEPS1 - Foggy Bottom Campusscore —
Mixed Use Property · 5,533,789 sq ft
- Main Complexscore 59
Office · 1,872,507 sq ft
- International Squarescore 56
Office · 1,233,833 sq ft
- Ross Hall Groupscore —
College/University · 1,047,627 sq ft
- Columbia Plaza All Bldgsscore 30
Multifamily Housing · 942,990 sq ft
- Lafayette Centrescore 74
Office · 908,482 sq ft
See also: most efficient in Washington, DC · biggest emitters
How does 2029 K Street compare with other office buildings in Washington, DC?
The latest disclosures cover 899 office buildings in Washington, DC, out of 6,870 buildings citywide. Its site EUI of 3.3 kBtu/ft² is about 94% below the average of 55.6 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.3 kgCO₂e/ft² is about 94% below the group average of 5.0 kgCO₂e/ft².
At 31,681 sq ft, it is about 85% below the average floor area of 216,135 sq ft for those buildings. It was built in 1956, 18 years earlier than the group's average year built (1974). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has 2029 K Street's energy performance changed over time?
BuildingCensus holds 3 Washington, DC disclosures for 2029 K Street, covering report years 2022–2024. Site EUI moved from 33.8 kBtu/ft² (2022) to 3.3 kBtu/ft² (2024), a 90% decrease. Reported emissions went from 93 tCO₂e to 9 tCO₂e over the same span (down 90%).
What does a site EUI of 3.3 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. 2029 K Street's 3.3 kBtu/ft² across 31,681 sq ft works out to about 0.1 billion Btu (31 MWh-equivalent) in 2024. Its source EUI of 9.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 30,876 kWh of electricity, 0 therms of natural gas and 155 thousand gallons of water for the year.
Which law requires 2029 K Street to report its energy use?
2029 K Street 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:PM1496224:2024). 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 office buildings in Washington, DC
- 450 H St, NW· 31,340 sq ft · score 80 (B)
- 7600 Georgia Ave, NW· 31,303 sq ft · score 66 (C)
- 1512-1528 Dupont Circle Metro· 31,237 sq ft · EUI 118.5 kBtu/ft²
- Bromine· 31,150 sq ft · score 27 (D)
- Pier 4· 30,446 sq ft · score 56 (C)
- Howard University 1851 9th· 30,086 sq ft · score 72 (B)
- Office buildings in Washington, DC· 899 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 2029 K Street's energy grade?
2029 K Street did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 3.3 kBtu/ft².
How much energy does 2029 K Street use?
Its 2024 site energy-use intensity was 3.3 kBtu/ft² (9.3 kBtu/ft² source) across 31,681 sq ft, including 30,876 kWh of electricity and 0 therms of natural gas.
What are 2029 K Street's carbon emissions?
2029 K Street reported 9 tCO₂e of greenhouse-gas emissions (0.3 kgCO₂e/ft²) for 2024.
Where is 2029 K Street?
2029 K Street is in Washington, DC 20006. Its coordinates are 38.90285, -77.04617 (latitude, longitude), as published in the Building Energy Benchmarking file.
How big is 2029 K Street and when was it built?
2029 K Street has 31,681 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1956 as its year built. It is classed as office.
Is 2029 K Street 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, “2029 K Street, Washington, DC — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/washington-dc/2029-k-street-e72d3c5d (data as of July 9, 2026).