Midrise at Ike Sims Village

How does Midrise at Ike Sims Village compare with other multifamily housing buildings in Chicago?

The latest disclosures cover 1,515 multifamily housing buildings in Chicago, out of 3,852 buildings citywide. Midrise at Ike Sims Village's ENERGY STAR score of 38 compares with an average of 62 across the 1,472 that report a score; it scores higher than 21% of them and lower than 79%. Its site EUI of 62.6 kBtu/ft² is about 13% below the average of 72.0 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 7.0 kgCO₂e/ft² is about 21% above the group average of 5.8 kgCO₂e/ft².

At 77,759 sq ft, it is about 62% below the average floor area of 206,097 sq ft for those buildings. It was built in 1981, 10 years later than the group's average year built (1971). 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.

How has Midrise at Ike Sims Village's energy performance changed over time?

BuildingCensus holds 7 Chicago disclosures for Midrise at Ike Sims Village, covering report years 2017–2023. Its ENERGY STAR score went from 9 in 2017 to 38 in 2023 (+29 points). Site EUI moved from 87.5 kBtu/ft² (2017) to 62.6 kBtu/ft² (2023), a 28% decrease. Reported emissions went from 821 tCO₂e to 546 tCO₂e over the same span (down 33%).

What does an ENERGY STAR score of 38 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 38 means the building performs better than about 38% of its national peers. BuildingCensus bands the score into report-card grades; 38 falls in band D — lowest band (1–54). It sits 37 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. Midrise at Ike Sims Village's 62.6 kBtu/ft² across 77,759 sq ft works out to about 4.9 billion Btu (1,427 MWh-equivalent) in 2023. Its source EUI of 140.2 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 970,514 kWh of electricity and 15,536 therms of natural gas for the year.

Which law requires Midrise at Ike Sims Village to report its energy use?

Midrise at Ike Sims Village 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:116752:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.