BuildingCensus
A

South Cathedral Mansions (st497)

Multifamily Housing in Washington, DC, DC · 2900 Connecticut Ave NW · 20008

ENERGY STAR score
99
band A · 2024
Site EUI
21.3
kBtu/ft²
GHG emissions
298
tCO₂e
GHG intensity
1.8
kgCO₂e/ft²
Floor area
164,015
sq ft
Year built
1921
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 score99 (band A)
Site EUI21.3 kBtu/ft²
Source EUI57.0 kBtu/ft²
GHG emissions298 tCO₂e
GHG intensity1.8 kgCO₂e/ft²
Electricity952,617 kWh
Natural gas2,413 therms
Water use5,751 kgal
Gross floor area164,015 sq ft
Source recorddc:PM4360255:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest99+221.3 kBtu/ft²298 tCO₂e
202397+1326.6 kBtu/ft²351 tCO₂e
202284-1646.2 kBtu/ft²538 tCO₂e
2021100+3216.0 kBtu/ft²140 tCO₂e
202068-1743.6 kBtu/ft²570 tCO₂e
201985±041.5 kBtu/ft²557 tCO₂e
201885+1242.7 kBtu/ft²571 tCO₂e
20177364.0 kBtu/ft²749 tCO₂e
201621.7 kBtu/ft²241 tCO₂e
201573+4446.3 kBtu/ft²757 tCO₂e
201429-2770.4 kBtu/ft²1,025 tCO₂e
20135649.0 kBtu/ft²831 tCO₂e

Compliance context

Clean and Affordable Energy Act / BEPS

DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.

Program details →

Ownership

SCM SUB LLC

Own or manage this building? Claim it to correct the record and get compliance alerts.

Location

Address
2900 Connecticut Ave NW
State
District of Columbia
ZIP
20008
Coordinates
38.92888, -77.05537

Within ~1 km

Nearby benchmarked buildings

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

Frequently asked questions

What is South Cathedral Mansions (st497)'s energy grade?

South Cathedral Mansions (st497) scores 99 out of 100 on ENERGY STAR — band A (High performer (85–100)) — in its 2024 Washington, DC disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does South Cathedral Mansions (st497) use?

Its 2024 site energy-use intensity was 21.3 kBtu/ft² (57.0 kBtu/ft² source) across 164,015 sq ft, including 952,617 kWh of electricity and 2,413 therms of natural gas.

What are South Cathedral Mansions (st497)'s carbon emissions?

South Cathedral Mansions (st497) reported 298 tCO₂e of greenhouse-gas emissions (1.8 kgCO₂e/ft²) for 2024. DC's Building Energy Performance Standards (BEPS) require buildings below the performance standard to improve on 5-year compliance cycles, with penalties for buildings that fail to meet their pathway.

Dataset updated . Source: Building Energy Benchmarking disclosure, record dc:PM4360255:2024.