Goldman Properties - 1315 Walnut Street

How does Goldman Properties - 1315 Walnut Street compare with other office buildings in Philadelphia?

The latest disclosures cover 212 office buildings in Philadelphia, out of 2,379 buildings citywide. Goldman Properties - 1315 Walnut Street's ENERGY STAR score of 86 compares with an average of 64 across the 180 that report a score; it scores higher than 84% of them and lower than 14%. Its site EUI of 34.9 kBtu/ft² is about 55% below the average of 78.3 kBtu/ft² — it uses less energy per square foot than the typical building in that group.

At 246,194 sq ft, it is about 16% below the average floor area of 292,223 sq ft for those buildings. It was built in 1923, 34 years earlier than the group's average year built (1957). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².

How has Goldman Properties - 1315 Walnut Street's energy performance changed over time?

BuildingCensus holds 5 Philadelphia disclosures for Goldman Properties - 1315 Walnut Street, covering report years 2019–2023. Its ENERGY STAR score went from 79 in 2019 to 86 in 2023 (+7 points). Site EUI moved from 48.9 kBtu/ft² (2019) to 34.9 kBtu/ft² (2023), a 29% decrease. Reported emissions went from 1,161 tCO₂e to 742 tCO₂e over the same span (down 36%).

What does an ENERGY STAR score of 86 mean?

ENERGY STAR scores run from 1 to 100 and are computed by the EPA's Portfolio Manager as a percentile against similar buildings nationwide, adjusted for climate, size and use: a score of 86 means the building performs better than about 86% of its national peers. BuildingCensus bands the score into report-card grades; 86 falls in band A — high performer (85–100). Scores of 75 or higher meet the threshold for ENERGY STAR certification; certification itself is a separate, verified application that the disclosure does not record. In Philadelphia, 35% of scored buildings are at 75 or above.

Site energy-use intensity (EUI) is the energy a building uses on site in a year divided by its floor area, in thousand Btu per square foot — lower is more efficient. Goldman Properties - 1315 Walnut Street's 34.9 kBtu/ft² across 246,194 sq ft works out to about 8.6 billion Btu (2,518 MWh-equivalent) in 2023. Its source EUI of 94.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 2,355,719 kWh of electricity, 232 therms of natural gas and 1,336 thousand gallons of water for the year.

Which law requires Goldman Properties - 1315 Walnut Street to report its energy use?

Goldman Properties - 1315 Walnut Street reports under Phila. Code §9-3402 / Building Energy Performance Program, the legal basis of Philadelphia's Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2023 disclosure (source record philadelphia:4991740:2023). Philadelphia requires commercial and multifamily buildings of 50,000+ sq ft to benchmark annually; its Building Energy Performance Program additionally requires non-residential buildings of 50,000+ sq ft to complete a tune-up or certify as high-performance every five years, with fines starting at $2,000 for non-compliance.