Park Alexandria Condominium Association
Multifamily Housing in Chicago, IL · 125 South Jefferson Street · 60661
At a glance
Park Alexandria Condominium Association is a 418,371-square-foot multifamily housing building at 125 South Jefferson Street in Chicago, Illinois, built in 2003. In its 2023 Chicago benchmarking disclosure it reported an ENERGY STAR score of 71 out of 100 (grade B), a site energy-use intensity of 62.9 kBtu/ft² and 1,880 tCO₂e of greenhouse-gas emissions. That score is higher than 55% of the 1,472 scored multifamily housing buildings in Chicago.
Building Energy Use Benchmarking Ordinance · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 71 (band B) |
| Site EUI | 62.9 kBtu/ft² |
| Source EUI | 89.3 kBtu/ft² |
| GHG emissions | 1,880 tCO₂e |
| GHG intensity | 4.5 kgCO₂e/ft² |
| Electricity | 1,629,269 kWh |
| Natural gas | 207,576 therms |
| Water use | 6,130 kgal |
| Gross floor area | 418,371 sq ft |
| Source record | chicago:244426:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 71 | -28 | 62.9 kBtu/ft² | 1,880 tCO₂e |
| 2022 | 99 | +5 | 34.5 kBtu/ft² | 1,241 tCO₂e |
| 2021 | 94 | +19 | 45.8 kBtu/ft² | 1,555 tCO₂e |
| 2020 | 75 | +31 | 52.4 kBtu/ft² | 2,073 tCO₂e |
| 2019 | 44 | -6 | 77.9 kBtu/ft² | — |
| 2018 | 50 | -6 | 78.4 kBtu/ft² | 2,656 tCO₂e |
| 2017 | 56 | +5 | 66.0 kBtu/ft² | 2,521 tCO₂e |
| 2016 | 51 | -3 | 69.7 kBtu/ft² | 2,710 tCO₂e |
| 2015 | 54 | 69.0 kBtu/ft² | 2,713 tCO₂e |
Compliance context
Building Energy Use Benchmarking Ordinance
Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 125 South Jefferson Street
- City
- Chicago
- State
- Illinois
- ZIP
- 60661
- Coordinates
- 41.97870, -87.83674
Within ~1 km
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See also: most efficient in Chicago · biggest emitters
How does Park Alexandria Condominium Association 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. Park Alexandria Condominium Association's ENERGY STAR score of 71 compares with an average of 62 across the 1,472 that report a score; it scores higher than 55% of them and lower than 44%. Its site EUI of 62.9 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 4.5 kgCO₂e/ft² is about 22% below the group average of 5.8 kgCO₂e/ft².
At 418,371 sq ft, it is about twice the average floor area of 206,097 sq ft for those buildings. It was built in 2003, 32 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 Park Alexandria Condominium Association's energy performance changed over time?
BuildingCensus holds 9 Chicago disclosures for Park Alexandria Condominium Association, covering report years 2015–2023. Its ENERGY STAR score went from 54 in 2015 to 71 in 2023 (+17 points); its best year on file was 2022, at 99. Site EUI moved from 69.0 kBtu/ft² (2015) to 62.9 kBtu/ft² (2023), a 9% decrease. Reported emissions went from 2,713 tCO₂e to 1,880 tCO₂e over the same span (down 31%).
What does an ENERGY STAR score of 71 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 71 means the building performs better than about 71% of its national peers. BuildingCensus bands the score into report-card grades; 71 falls in band B — above median (70–84). It sits 4 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. Park Alexandria Condominium Association's 62.9 kBtu/ft² across 418,371 sq ft works out to about 26.3 billion Btu (7,712 MWh-equivalent) in 2023. Its source EUI of 89.3 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,629,269 kWh of electricity, 207,576 therms of natural gas and 6,130 thousand gallons of water for the year.
Which law requires Park Alexandria Condominium Association to report its energy use?
Park Alexandria Condominium Association 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:244426:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
More multifamily housing buildings in Chicago
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Frequently asked questions
What is Park Alexandria Condominium Association's energy grade?
Park Alexandria Condominium Association scores 71 out of 100 on ENERGY STAR — band B, above median (70–84) — in its 2023 Chicago disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Park Alexandria Condominium Association use?
Its 2023 site energy-use intensity was 62.9 kBtu/ft² (89.3 kBtu/ft² source) across 418,371 sq ft, including 1,629,269 kWh of electricity and 207,576 therms of natural gas.
What are Park Alexandria Condominium Association's carbon emissions?
Park Alexandria Condominium Association reported 1,880 tCO₂e of greenhouse-gas emissions (4.5 kgCO₂e/ft²) for 2023.
Where is Park Alexandria Condominium Association?
Park Alexandria Condominium Association is at 125 South Jefferson Street, in Chicago, Illinois 60661. Its coordinates are 41.97870, -87.83674 (latitude, longitude), as published in the Chicago Energy Benchmarking file.
How big is Park Alexandria Condominium Association and when was it built?
Park Alexandria Condominium Association has 418,371 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 2003 as its year built. It is classed as multifamily housing.
Is Park Alexandria Condominium Association covered by the Building Energy Use Benchmarking Ordinance?
Yes — it appears in the 2023 Chicago Energy Benchmarking disclosure, which lists the buildings reporting under the Building Energy Use Benchmarking Ordinance.
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About this data
Source: Chicago Energy Benchmarking (Building Energy Use Benchmarking Ordinance), as published October 2, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Park Alexandria Condominium Association, Chicago, Illinois — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/chicago/park-alexandria-condominium-association-d35a0347 (data as of October 2, 2026).