Rockville Town Square 101 Gibbs_Mf

How does Rockville Town Square 101 Gibbs_Mf compare with other multifamily housing buildings in Montgomery County?

The latest disclosures cover 553 multifamily housing buildings in Montgomery County, out of 1,766 buildings citywide. Its site EUI of 36.8 kBtu/ft² is about 15% below the average of 43.2 kBtu/ft² — it uses less energy per square foot than the typical building in that group.

At 156,071 sq ft, it is about 21% below the average floor area of 198,668 sq ft for those buildings. It was built in 2007, 18 years later than the group's average year built (1989). Across all 24 jurisdictions BuildingCensus covers, the 59,945 multifamily housing buildings average an ENERGY STAR score of 70 and a site EUI of 59.0 kBtu/ft².

What does a site EUI of 36.8 kBtu/ft² mean?

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. Rockville Town Square 101 Gibbs_Mf's 36.8 kBtu/ft² across 156,071 sq ft works out to about 5.7 billion Btu (1,683 MWh-equivalent) in 2024. Its source EUI of 79.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,059,616 kWh of electricity and 21,308 therms of natural gas for the year.

Which law requires Rockville Town Square 101 Gibbs_Mf to report its energy use?

Rockville Town Square 101 Gibbs_Mf reports under the Benchmarking Law (Bill 2-14) / BEPS (Bill 16-21), the legal basis of Montgomery County's Commercial Building Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2024 disclosure (source record montgomery_county:35029420:2024). Montgomery County's BEPS (Bill 16-21; regulations approved in 2025) sets declining site-EUI standards for buildings of 25,000+ sq ft, with interim and then final standards later this decade and into the 2030s depending on building type.