BuildingCensus
D

2730-2738 Ordway St NW

Multifamily Housing in Washington, DC, DC · 20008

At a glance

2730-2738 Ordway St NW is a 30,677-square-foot multifamily housing building in Washington, DC, built in 1944. In its 2024 Washington, DC benchmarking disclosure it reported an ENERGY STAR score of 54 out of 100 (grade D), a site energy-use intensity of 49.1 kBtu/ft² and 97 tCO₂e of greenhouse-gas emissions. That score is higher than 21% of the 1,618 scored multifamily housing buildings in Washington, DC.

ENERGY STAR score
54
band D · 2024
Site EUI
49.1
kBtu/ft²
GHG emissions
97
tCO₂e
GHG intensity
3.1
kgCO₂e/ft²
Floor area
30,677
sq ft
Year built
1944
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Clean and Affordable Energy Act / BEPS · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score54 (band D)
Site EUI49.1 kBtu/ft²
Source EUI96.6 kBtu/ft²
GHG emissions97 tCO₂e
GHG intensity3.1 kgCO₂e/ft²
Electricity232,211 kWh
Natural gas6,305 therms
Water use1,112 kgal
Gross floor area30,677 sq ft
Source recorddc:PM77474492:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest54-1049.1 kBtu/ft²97 tCO₂e
20216448.8 kBtu/ft²101 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.

Program details →

Ownership

ORDWAY GARDENS

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Location

Address
2730-2738 Ordway St NW
State
District of Columbia
ZIP
20008
Coordinates
38.93450, -77.05569

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Washington, DC · biggest emitters

How does 2730-2738 Ordway St NW 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. 2730-2738 Ordway St NW's ENERGY STAR score of 54 compares with an average of 72 across the 1,618 that report a score; it scores higher than 21% of them and lower than 78%. Its site EUI of 49.1 kBtu/ft² is roughly in line with 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 3.1 kgCO₂e/ft² is about 17% below the group average of 3.8 kgCO₂e/ft².

At 30,677 sq ft, it is about 78% below the average floor area of 136,346 sq ft for those buildings. It was built in 1944, 21 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 2730-2738 Ordway St NW's energy performance changed over time?

BuildingCensus holds 2 Washington, DC disclosures for 2730-2738 Ordway St NW, covering report years 2021, 2024. Its ENERGY STAR score went from 64 in 2021 to 54 in 2024 (-10 points); its best year on file was 2021, at 64. Site EUI moved from 48.8 kBtu/ft² (2021) to 49.1 kBtu/ft² (2024), an 1% increase. Reported emissions went from 101 tCO₂e to 97 tCO₂e over the same span (down 4%).

What does an ENERGY STAR score of 54 mean?

ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 54 means the building performs better than about 54% of its national peers. BuildingCensus bands the score into report-card grades; 54 falls in band D — lowest band (1–54). It sits 21 points below 75, the threshold for ENERGY STAR certification. In Washington, DC, 47% of scored buildings are at 75 or above.

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. 2730-2738 Ordway St NW's 49.1 kBtu/ft² across 30,677 sq ft works out to about 1.5 billion Btu (441 MWh-equivalent) in 2024. Its source EUI of 96.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 232,211 kWh of electricity, 6,305 therms of natural gas and 1,112 thousand gallons of water for the year.

Which law requires 2730-2738 Ordway St NW to report its energy use?

2730-2738 Ordway St 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:PM77474492:2024). 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

Frequently asked questions

What is 2730-2738 Ordway St NW's energy grade?

2730-2738 Ordway St NW scores 54 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 2730-2738 Ordway St NW use?

Its 2024 site energy-use intensity was 49.1 kBtu/ft² (96.6 kBtu/ft² source) across 30,677 sq ft, including 232,211 kWh of electricity and 6,305 therms of natural gas.

What are 2730-2738 Ordway St NW's carbon emissions?

2730-2738 Ordway St NW reported 97 tCO₂e of greenhouse-gas emissions (3.1 kgCO₂e/ft²) for 2024.

Where is 2730-2738 Ordway St NW?

2730-2738 Ordway St NW is in Washington, DC 20008. Its coordinates are 38.93450, -77.05569 (latitude, longitude), as published in the Building Energy Benchmarking file.

How big is 2730-2738 Ordway St NW and when was it built?

2730-2738 Ordway St NW has 30,677 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1944 as its year built. It is classed as multifamily housing.

Is 2730-2738 Ordway St 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, “2730-2738 Ordway St NW, Washington, DC — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/washington-dc/2730-2738-ordway-st-nw-aa8deebd (data as of July 9, 2026).