BuildingCensus
D

Corn Exchange

Office in Philadelphia, PA · 123 Chestnut St · 19106

ENERGY STAR score
21
band D · 2024
Site EUI
103.6
kBtu/ft²
GHG emissions
394
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
48,951
sq ft
Year built
1923
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Phila. Code §9-3402 / Building Energy Performance Program · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score21 (band D)
Site EUI103.6 kBtu/ft²
Source EUI223.6 kBtu/ft²
GHG emissions394 tCO₂e
GHG intensity
Electricity974,917 kWh
Natural gas19,267 therms
Water use2,500 kgal
Gross floor area48,951 sq ft
Source recordphiladelphia:3946509:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest21-15103.6 kBtu/ft²394 tCO₂e
202336+388.3 kBtu/ft²330 tCO₂e
202233+2591.8 kBtu/ft²340 tCO₂e
20218-6133.7 kBtu/ft²535 tCO₂e
202014+1120.4 kBtu/ft²482 tCO₂e
201913126.7 kBtu/ft²501 tCO₂e

Compliance context

Phila. Code §9-3402 / Building Energy Performance Program

Philadelphia's Building Energy Performance Program requires buildings over 50,000 sq ft to benchmark and complete tune-ups, with fines for failure to report.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
123 Chestnut St
State
Pennsylvania
ZIP
19106
Coordinates
39.94863, -75.14372

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Philadelphia · biggest emitters

Frequently asked questions

What is Corn Exchange's energy grade?

Corn Exchange scores 21 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2024 Philadelphia disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does Corn Exchange use?

Its 2024 site energy-use intensity was 103.6 kBtu/ft² (223.6 kBtu/ft² source) across 48,951 sq ft, including 974,917 kWh of electricity and 19,267 therms of natural gas.

What are Corn Exchange's carbon emissions?

Corn Exchange reported 394 tCO₂e of greenhouse-gas emissions for 2024. Philadelphia's Building Energy Performance Program requires buildings over 50,000 sq ft to benchmark and complete tune-ups, with fines for failure to report.

Dataset updated . Source: Building Energy Benchmarking disclosure, record philadelphia:3946509:2024.