BuildingCensus
D

660 Pennsylvania Avenue

Office in Washington, DC, DC · 660 Pennsylvania Ave. · 20003

ENERGY STAR score
10
band D · 2024
Site EUI
96.6
kBtu/ft²
GHG emissions
307
tCO₂e
GHG intensity
8.5
kgCO₂e/ft²
Floor area
36,240
sq ft
Year built
2011
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 score10 (band D)
Site EUI96.6 kBtu/ft²
Source EUI270.1 kBtu/ft²
GHG emissions307 tCO₂e
GHG intensity8.5 kgCO₂e/ft²
Electricity1,023,758 kWh
Natural gas71 therms
Water use2,001 kgal
Gross floor area36,240 sq ft
Source recorddc:PM20247125:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest10-196.6 kBtu/ft²307 tCO₂e
202311-298.2 kBtu/ft²302 tCO₂e
20221390.4 kBtu/ft²285 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

656 PENNSYLVANIA AVE LLC

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Location

Address
660 Pennsylvania Ave.
State
District of Columbia
ZIP
20003
Coordinates
38.88512, -76.99641

Within ~1 km

Nearby benchmarked buildings

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

Frequently asked questions

What is 660 Pennsylvania Avenue's energy grade?

660 Pennsylvania Avenue scores 10 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 660 Pennsylvania Avenue use?

Its 2024 site energy-use intensity was 96.6 kBtu/ft² (270.1 kBtu/ft² source) across 36,240 sq ft, including 1,023,758 kWh of electricity and 71 therms of natural gas.

What are 660 Pennsylvania Avenue's carbon emissions?

660 Pennsylvania Avenue reported 307 tCO₂e of greenhouse-gas emissions (8.5 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:PM20247125:2024.