BuildingCensus
D

1528 Walnut

Office in Philadelphia, PA · 1524-30 WALNUT ST · 19102

ENERGY STAR score
43
band D · 2022
Site EUI
69.8
kBtu/ft²
GHG emissions
1,231
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
206,625
sq ft
Year built
1927
vintage
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85–10070–8455–691–54
This entry + 6 nearby

Phila. Code §9-3402 / Building Energy Performance Program · reporting year 2022

Benchmarking record

FieldValue
ENERGY STAR score43 (band D)
Site EUI69.8 kBtu/ft²
Source EUI174.0 kBtu/ft²
GHG emissions1,231 tCO₂e
GHG intensity
Electricity3,410,739 kWh
Natural gas0 therms
Water use4,226 kgal
Gross floor area206,625 sq ft
Source recordphiladelphia:3663168:2022

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2022latest43±069.8 kBtu/ft²1,231 tCO₂e
202143-568.5 kBtu/ft²1,174 tCO₂e
202048±061.0 kBtu/ft²1,155 tCO₂e
20194867.1 kBtu/ft²1,338 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
1524-30 WALNUT ST
State
Pennsylvania
ZIP
19102
Coordinates
39.94967, -75.16684

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Philadelphia · biggest emitters

Frequently asked questions

What is 1528 Walnut's energy grade?

1528 Walnut scores 43 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2022 Philadelphia disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 1528 Walnut use?

Its 2022 site energy-use intensity was 69.8 kBtu/ft² (174.0 kBtu/ft² source) across 206,625 sq ft, including 3,410,739 kWh of electricity and 0 therms of natural gas.

What are 1528 Walnut's carbon emissions?

1528 Walnut reported 1,231 tCO₂e of greenhouse-gas emissions for 2022. 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:3663168:2022.