1547 CSR-Chicago Wells, LLC
Data Center in Chicago, IL · 725 S. Wells · 60607
At a glance
1547 CSR-Chicago Wells, LLC is a 65,904-square-foot data center at 725 S. Wells in Chicago, Illinois, built in 1909. In its 2023 Chicago benchmarking disclosure it reported a site energy-use intensity of 177.1 kBtu/ft² and 1,620 tCO₂e of greenhouse-gas emissions.
Building Energy Use Benchmarking Ordinance · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 177.1 kBtu/ft² |
| Source EUI | 491.9 kBtu/ft² |
| GHG emissions | 1,620 tCO₂e |
| GHG intensity | 24.6 kgCO₂e/ft² |
| Electricity | 3,376,214 kWh |
| Natural gas | 1,528 therms |
| Water use | 0 kgal |
| Gross floor area | 65,904 sq ft |
| Source record | chicago:257174:2023 |
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.
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Location
- Address
- 725 S. Wells
- City
- Chicago
- State
- Illinois
- ZIP
- 60607
- Coordinates
- 41.87259, -87.63325
Within ~1 km
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See also: most efficient in Chicago · biggest emitters
How does 1547 CSR-Chicago Wells, LLC compare with other data center buildings in Chicago?
The latest disclosures cover 7 data center buildings in Chicago, out of 3,852 buildings citywide. Its site EUI of 177.1 kBtu/ft² is about 73% below the average of 651.1 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 24.6 kgCO₂e/ft² is about 67% below the group average of 73.8 kgCO₂e/ft².
At 65,904 sq ft, it is about 82% below the average floor area of 372,428 sq ft for those buildings. It was built in 1909, 33 years earlier than the group's average year built (1942). Across all 24 jurisdictions BuildingCensus covers, the 267 data center buildings average an ENERGY STAR score of 68 and a site EUI of 504.4 kBtu/ft².
What does a site EUI of 177.1 kBtu/ft² mean?
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. 1547 CSR-Chicago Wells, LLC's 177.1 kBtu/ft² across 65,904 sq ft works out to about 11.7 billion Btu (3,421 MWh-equivalent) in 2023. Its source EUI of 491.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 3,376,214 kWh of electricity, 1,528 therms of natural gas and 0 thousand gallons of water for the year.
Which law requires 1547 CSR-Chicago Wells, LLC to report its energy use?
1547 CSR-Chicago Wells, LLC 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:257174:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
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Frequently asked questions
What is 1547 CSR-Chicago Wells, LLC's energy grade?
1547 CSR-Chicago Wells, LLC did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 177.1 kBtu/ft².
How much energy does 1547 CSR-Chicago Wells, LLC use?
Its 2023 site energy-use intensity was 177.1 kBtu/ft² (491.9 kBtu/ft² source) across 65,904 sq ft, including 3,376,214 kWh of electricity and 1,528 therms of natural gas.
What are 1547 CSR-Chicago Wells, LLC's carbon emissions?
1547 CSR-Chicago Wells, LLC reported 1,620 tCO₂e of greenhouse-gas emissions (24.6 kgCO₂e/ft²) for 2023.
Where is 1547 CSR-Chicago Wells, LLC?
1547 CSR-Chicago Wells, LLC is at 725 S. Wells, in Chicago, Illinois 60607. Its coordinates are 41.87259, -87.63325 (latitude, longitude), as published in the Chicago Energy Benchmarking file.
How big is 1547 CSR-Chicago Wells, LLC and when was it built?
1547 CSR-Chicago Wells, LLC has 65,904 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1909 as its year built. It is classed as data center.
Is 1547 CSR-Chicago Wells, LLC 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, “1547 CSR-Chicago Wells, LLC, Chicago, Illinois — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/chicago/1547-csr-chicago-wells-llc-0d8123b0 (data as of October 2, 2026).