Hilliard Homes Phase I Limited Partnership (Family)

How does Hilliard Homes Phase I Limited Partnership (Family) 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. Hilliard Homes Phase I Limited Partnership (Family)'s ENERGY STAR score of 73 compares with an average of 62 across the 1,472 that report a score; it scores higher than 57% of them and lower than 41%. Its site EUI of 79.4 kBtu/ft² is about 10% above the average of 72.0 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 5.9 kgCO₂e/ft² is roughly in line with the group average of 5.8 kgCO₂e/ft².

At 173,883 sq ft, it is about 16% below the average floor area of 206,097 sq ft for those buildings. It was built in 1966, 5 years earlier 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 Hilliard Homes Phase I Limited Partnership (Family)'s energy performance changed over time?

BuildingCensus holds 8 Chicago disclosures for Hilliard Homes Phase I Limited Partnership (Family), covering report years 2016–2023. Its ENERGY STAR score went from 64 in 2016 to 73 in 2023 (+9 points). Site EUI moved from 89.4 kBtu/ft² (2016) to 79.4 kBtu/ft² (2023), a 11% decrease. Reported emissions went from 1,307 tCO₂e to 1,033 tCO₂e over the same span (down 21%).

What does an ENERGY STAR score of 73 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 73 means the building performs better than about 73% of its national peers. BuildingCensus bands the score into report-card grades; 73 falls in band B — above median (70–84). It sits 2 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. Hilliard Homes Phase I Limited Partnership (Family)'s 79.4 kBtu/ft² across 173,883 sq ft works out to about 13.8 billion Btu (4,046 MWh-equivalent) in 2023. Its source EUI of 118.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,011,185 kWh of electricity and 103,544 therms of natural gas for the year.

Which law requires Hilliard Homes Phase I Limited Partnership (Family) to report its energy use?

Hilliard Homes Phase I Limited Partnership (Family) 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:251215:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.