Sts Constantine & Helen Greek Orthodox Church

How does Sts Constantine & Helen Greek Orthodox Church compare with other worship facility buildings in Montgomery County?

The latest disclosures cover 79 worship facility buildings in Montgomery County, out of 1,766 buildings citywide. Sts Constantine & Helen Greek Orthodox Church's ENERGY STAR score of 58 compares with an average of 51 across the 65 that report a score; it scores higher than 54% of them and lower than 45%. Its site EUI of 22.9 kBtu/ft² is about half of the average of 42.9 kBtu/ft² — it uses less energy per square foot than the typical building in that group.

At 38,995 sq ft, it is about 16% below the average floor area of 46,476 sq ft for those buildings. It was built in 2019, 45 years later than the group's average year built (1974). Across all 24 jurisdictions BuildingCensus covers, the 1,035 worship facility buildings average an ENERGY STAR score of 50 and a site EUI of 47.8 kBtu/ft².

How has Sts Constantine & Helen Greek Orthodox Church's energy performance changed over time?

BuildingCensus holds 2 Montgomery County disclosures for Sts Constantine & Helen Greek Orthodox Church, covering report years 2023–2024. Its ENERGY STAR score went from 61 in 2023 to 58 in 2024 (-3 points); its best year on file was 2023, at 61. Site EUI moved from 21.8 kBtu/ft² (2023) to 22.9 kBtu/ft² (2024), an 5% increase. Reported emissions went from 63 tCO₂e to 66 tCO₂e over the same span (up 5%).

What does an ENERGY STAR score of 58 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 58 means the building performs better than about 58% of its national peers. BuildingCensus bands the score into report-card grades; 58 falls in band C — below median (55–69). It sits 17 points below 75, the threshold for ENERGY STAR certification. In Montgomery County, 53% 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. Sts Constantine & Helen Greek Orthodox Church's 22.9 kBtu/ft² across 38,995 sq ft works out to about 0.9 billion Btu (262 MWh-equivalent) in 2024. Its source EUI of 47.6 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 153,590 kWh of electricity and 3,703 therms of natural gas for the year.

Which law requires Sts Constantine & Helen Greek Orthodox Church to report its energy use?

Sts Constantine & Helen Greek Orthodox Church 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:27560996:2024). 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.