BuildingCensus
D

1401 Walnut Street

Multifamily Housing in Philadelphia, PA · 19102

ENERGY STAR score
7
band D · 2024
Site EUI
53.6
kBtu/ft²
GHG emissions
421
tCO₂e
GHG intensity
kgCO₂e/ft²
Floor area
16,559
sq ft
Year built
1950
vintage
◆ Loading map…
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 score7 (band D)
Site EUI53.6 kBtu/ft²
Source EUI141.0 kBtu/ft²
GHG emissions421 tCO₂e
GHG intensity
Electricity1,445,295 kWh
Natural gas5,242 therms
Water use2,300 kgal
Gross floor area16,559 sq ft
Source recordphiladelphia:5975210:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest7+453.6 kBtu/ft²421 tCO₂e
20233+257.0 kBtu/ft²493 tCO₂e
20211±076.2 kBtu/ft²687 tCO₂e
20201±071.9 kBtu/ft²673 tCO₂e
2019182.6 kBtu/ft²757 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.

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

Location

Address
1401 Walnut Street
State
Pennsylvania
ZIP
19102
Coordinates
39.94962, -75.16460

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Philadelphia · biggest emitters

Frequently asked questions

What is 1401 Walnut Street's energy grade?

1401 Walnut Street scores 7 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 1401 Walnut Street use?

Its 2024 site energy-use intensity was 53.6 kBtu/ft² (141.0 kBtu/ft² source) across 16,559 sq ft, including 1,445,295 kWh of electricity and 5,242 therms of natural gas.

What are 1401 Walnut Street's carbon emissions?

1401 Walnut Street reported 421 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:5975210:2024.