Southbridge 9 Master Owner LLC
Multifamily Housing in Chicago, IL · 2344 S State St · 60616
At a glance
Southbridge 9 Master Owner LLC is a 121,000-square-foot multifamily housing building at 2344 S State St in Chicago, Illinois, built in 2022. In its 2023 Chicago benchmarking disclosure it reported an ENERGY STAR score of 27 out of 100 (grade D), a site energy-use intensity of 68.8 kBtu/ft² and 831 tCO₂e of greenhouse-gas emissions. That score is higher than 13% 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 | 27 (band D) |
| Site EUI | 68.8 kBtu/ft² |
| Source EUI | 137.0 kBtu/ft² |
| GHG emissions | 831 tCO₂e |
| GHG intensity | 6.9 kgCO₂e/ft² |
| Electricity | 1,314,044 kWh |
| Natural gas | 38,367 therms |
| Gross floor area | 121,000 sq ft |
| Source record | chicago:256904:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 27 | 68.8 kBtu/ft² | 831 tCO₂e | |
| 2022 | — | — | — |
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
- 2344 S State St
- City
- Chicago
- State
- Illinois
- ZIP
- 60616
- Coordinates
- 41.76740, -87.66768
Within ~1 km
Nearby benchmarked buildings
Multifamily Housing · 572,929 sq ft
- Windy City South LLCscore 67
Multifamily Housing · 139,900 sq ft
- Uptown Regencyscore 27
Multifamily Housing · 115,533 sq ft
- 118 S Clintonscore 29
Office · 78,751 sq ft
Multifamily Housing · 50,000 sq ft
See also: most efficient in Chicago · biggest emitters
How does Southbridge 9 Master Owner LLC 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. Southbridge 9 Master Owner LLC's ENERGY STAR score of 27 compares with an average of 62 across the 1,472 that report a score; it scores higher than 13% of them and lower than 86%. Its site EUI of 68.8 kBtu/ft² is roughly in line with 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 6.9 kgCO₂e/ft² is about 19% above the group average of 5.8 kgCO₂e/ft².
At 121,000 sq ft, it is about 41% below the average floor area of 206,097 sq ft for those buildings. It was built in 2022, 51 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 Southbridge 9 Master Owner LLC's energy performance changed over time?
BuildingCensus holds 2 Chicago disclosures for Southbridge 9 Master Owner LLC, covering report years 2022–2023. Only one of those years carries energy figures.
What does an ENERGY STAR score of 27 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 27 means the building performs better than about 27% of its national peers. BuildingCensus bands the score into report-card grades; 27 falls in band D — lowest band (1–54). It sits 48 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. Southbridge 9 Master Owner LLC's 68.8 kBtu/ft² across 121,000 sq ft works out to about 8.3 billion Btu (2,440 MWh-equivalent) in 2023. Its source EUI of 137.0 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 1,314,044 kWh of electricity and 38,367 therms of natural gas for the year.
Which law requires Southbridge 9 Master Owner LLC to report its energy use?
Southbridge 9 Master Owner 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:256904:2023). 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
- CA 23· 120,905 sq ft · score 100 (A)
- Wrigleyville Lofts· 120,843 sq ft · score 86 (A)
- Emmett Street· 120,771 sq ft · score 81 (B)
- 1000 N. LaSalle Apartments· 120,728 sq ft · score 28 (D)
- 1410 North State Parkway Condominium Association· 120,150 sq ft · score 63 (C)
- 2430 Lake View Avenue Building Corporation· 120,050 sq ft · EUI 77.9 kBtu/ft²
- Multifamily Housing buildings in Chicago· 1,515 benchmarked
- All Chicago benchmarked buildings· Building Energy Use Benchmarking Ordinance
- Most efficient large buildings in Chicago
- Least efficient large buildings in Chicago
- Biggest emitters in Chicago
Frequently asked questions
What is Southbridge 9 Master Owner LLC's energy grade?
Southbridge 9 Master Owner LLC scores 27 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2023 Chicago disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does Southbridge 9 Master Owner LLC use?
Its 2023 site energy-use intensity was 68.8 kBtu/ft² (137.0 kBtu/ft² source) across 121,000 sq ft, including 1,314,044 kWh of electricity and 38,367 therms of natural gas.
What are Southbridge 9 Master Owner LLC's carbon emissions?
Southbridge 9 Master Owner LLC reported 831 tCO₂e of greenhouse-gas emissions (6.9 kgCO₂e/ft²) for 2023.
Where is Southbridge 9 Master Owner LLC?
Southbridge 9 Master Owner LLC is at 2344 S State St, in Chicago, Illinois 60616. Its coordinates are 41.76740, -87.66768 (latitude, longitude), as published in the Chicago Energy Benchmarking file.
How big is Southbridge 9 Master Owner LLC and when was it built?
Southbridge 9 Master Owner LLC has 121,000 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 2022 as its year built. It is classed as multifamily housing.
Is Southbridge 9 Master Owner 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.
Working with Chicago building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Southbridge 9 Master Owner LLC, Chicago, Illinois — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/chicago/southbridge-9-master-owner-llc-177243e0 (data as of October 2, 2026).