234-Senior Suites of Jefferson Park

How does 234-Senior Suites of Jefferson Park 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. 234-Senior Suites of Jefferson Park's ENERGY STAR score of 22 compares with an average of 47 across the 55 that report a score; it scores higher than 20% of them and lower than 78%. Its site EUI of 91.4 kBtu/ft² is about 11% 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 6.9 kgCO₂e/ft² is about 18% below the group average of 8.4 kgCO₂e/ft².

At 60,000 sq ft, it is about half of the average floor area of 123,934 sq ft for those buildings. It was built in 2004, 10 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 234-Senior Suites of Jefferson Park's energy performance changed over time?

BuildingCensus holds 8 Chicago disclosures for 234-Senior Suites of Jefferson Park, covering report years 2016–2023. Its ENERGY STAR score went from 11 in 2016 to 22 in 2023 (+11 points). Site EUI moved from 108.1 kBtu/ft² (2016) to 91.4 kBtu/ft² (2023), a 15% decrease. Reported emissions went from 562 tCO₂e to 414 tCO₂e over the same span (down 26%).

What does an ENERGY STAR score of 22 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 22 means the building performs better than about 22% of its national peers. BuildingCensus bands the score into report-card grades; 22 falls in band D — lowest band (1–54). It sits 53 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. 234-Senior Suites of Jefferson Park's 91.4 kBtu/ft² across 60,000 sq ft works out to about 5.5 billion Btu (1,607 MWh-equivalent) in 2023. Its source EUI of 137.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 414,550 kWh of electricity, 40,683 therms of natural gas and 3,665 thousand gallons of water for the year.

Which law requires 234-Senior Suites of Jefferson Park to report its energy use?

234-Senior Suites of Jefferson Park 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:102643:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.