228-Senior Suites of South Shore

How does 228-Senior Suites of South Shore compare with other senior living community buildings in Chicago?

The latest disclosures cover 58 senior living community buildings in Chicago, out of 3,852 buildings citywide. 228-Senior Suites of South Shore's ENERGY STAR score of 23 compares with an average of 47 across the 55 that report a score; it scores higher than 22% of them and lower than 75%. Its site EUI of 78.0 kBtu/ft² is about 24% below the average of 103.1 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 6.0 kgCO₂e/ft² is about 29% below the group average of 8.4 kgCO₂e/ft².

At 71,586 sq ft, it is about 42% below the average floor area of 123,934 sq ft for those buildings. It was built in 1998, 4 years later than the group's average year built (1994). Across all 24 jurisdictions BuildingCensus covers, the 1,181 senior living community buildings average an ENERGY STAR score of 71 and a site EUI of 73.6 kBtu/ft².

How has 228-Senior Suites of South Shore's energy performance changed over time?

BuildingCensus holds 8 Chicago disclosures for 228-Senior Suites of South Shore, covering report years 2016–2023. Its ENERGY STAR score went from 60 in 2016 to 23 in 2023 (-37 points); its best year on file was 2016, at 60. Site EUI moved from 90.6 kBtu/ft² (2016) to 78.0 kBtu/ft² (2023), a 14% decrease. Reported emissions went from 596 tCO₂e to 431 tCO₂e over the same span (down 28%).

What does an ENERGY STAR score of 23 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 23 means the building performs better than about 23% of its national peers. BuildingCensus bands the score into report-card grades; 23 falls in band D — lowest band (1–54). It sits 52 points below 75, the threshold for ENERGY STAR certification. In Chicago, 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. 228-Senior Suites of South Shore's 78.0 kBtu/ft² across 71,586 sq ft works out to about 5.6 billion Btu (1,636 MWh-equivalent) in 2023. Its source EUI of 119.7 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 453,996 kWh of electricity, 40,319 therms of natural gas and 8,907 thousand gallons of water for the year.

Which law requires 228-Senior Suites of South Shore to report its energy use?

228-Senior Suites of South Shore reports under the Building Energy Use Benchmarking Ordinance, the legal basis of the Chicago Energy Benchmarking program, which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2023 disclosure (source record chicago:116462:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.