St. Demetrios Greek Orthodox Church
Worship Facility in Chicago, IL · 2727 W Winona St · 60625
At a glance
St. Demetrios Greek Orthodox Church is a 63,141-square-foot worship facility at 2727 W Winona St in Chicago, Illinois, built in 1924. In its 2023 Chicago benchmarking disclosure it reported an ENERGY STAR score of 54 out of 100 (grade D), a site energy-use intensity of 51.4 kBtu/ft² and 236 tCO₂e of greenhouse-gas emissions. That score is higher than 78% of the 9 scored worship facility buildings in Chicago.
Building Energy Use Benchmarking Ordinance · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 54 (band D) |
| Site EUI | 51.4 kBtu/ft² |
| Source EUI | 74.1 kBtu/ft² |
| GHG emissions | 236 tCO₂e |
| GHG intensity | 3.7 kgCO₂e/ft² |
| Electricity | 213,028 kWh |
| Natural gas | 25,205 therms |
| Water use | 0 kgal |
| Gross floor area | 63,141 sq ft |
| Source record | chicago:173476:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 54 | +13 | 51.4 kBtu/ft² | 236 tCO₂e |
| 2022 | 41 | +2 | 56.3 kBtu/ft² | 248 tCO₂e |
| 2021 | 39 | -28 | 52.8 kBtu/ft² | 247 tCO₂e |
| 2020 | 67 | +21 | 34.5 kBtu/ft² | 157 tCO₂e |
| 2019 | 46 | ±0 | 58.9 kBtu/ft² | 286 tCO₂e |
| 2018 | 46 | -5 | 62.5 kBtu/ft² | 299 tCO₂e |
| 2017 | 51 | 55.1 kBtu/ft² | 295 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.
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Location
- Address
- 2727 W Winona St
- City
- Chicago
- State
- Illinois
- ZIP
- 60625
- Coordinates
- 41.87557, -87.62638
Within ~1 km
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See also: most efficient in Chicago · biggest emitters
How does St. Demetrios Greek Orthodox Church compare with other worship facility buildings in Chicago?
The latest disclosures cover 14 worship facility buildings in Chicago, out of 3,852 buildings citywide. St. Demetrios Greek Orthodox Church's ENERGY STAR score of 54 compares with an average of 30 across the 9 that report a score; it scores higher than 78% of them and lower than 11%. Its site EUI of 51.4 kBtu/ft² is about 26% below the average of 69.6 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 3.7 kgCO₂e/ft² is about 36% below the group average of 5.8 kgCO₂e/ft².
At 63,141 sq ft, it is about 36% below the average floor area of 98,226 sq ft for those buildings. It was built in 1924, 18 years earlier than the group's average year built (1942). Across all 24 jurisdictions BuildingCensus covers, the 1,035 worship facility buildings average an ENERGY STAR score of 50 and a site EUI of 47.8 kBtu/ft².
How has St. Demetrios Greek Orthodox Church's energy performance changed over time?
BuildingCensus holds 7 Chicago disclosures for St. Demetrios Greek Orthodox Church, covering report years 2017–2023. Its ENERGY STAR score went from 51 in 2017 to 54 in 2023 (+3 points); its best year on file was 2020, at 67. Site EUI moved from 55.1 kBtu/ft² (2017) to 51.4 kBtu/ft² (2023), a 7% decrease. Reported emissions went from 295 tCO₂e to 236 tCO₂e over the same span (down 20%).
What does an ENERGY STAR score of 54 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 54 means the building performs better than about 54% of its national peers. BuildingCensus bands the score into report-card grades; 54 falls in band D — lowest band (1–54). It sits 21 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. St. Demetrios Greek Orthodox Church's 51.4 kBtu/ft² across 63,141 sq ft works out to about 3.2 billion Btu (951 MWh-equivalent) in 2023. Its source EUI of 74.1 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 213,028 kWh of electricity, 25,205 therms of natural gas and 0 thousand gallons of water for the year.
Which law requires St. Demetrios Greek Orthodox Church to report its energy use?
St. Demetrios Greek Orthodox Church 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:173476:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
More worship facility buildings in Chicago
Frequently asked questions
What is St. Demetrios Greek Orthodox Church's energy grade?
St. Demetrios Greek Orthodox Church scores 54 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 St. Demetrios Greek Orthodox Church use?
Its 2023 site energy-use intensity was 51.4 kBtu/ft² (74.1 kBtu/ft² source) across 63,141 sq ft, including 213,028 kWh of electricity and 25,205 therms of natural gas.
What are St. Demetrios Greek Orthodox Church's carbon emissions?
St. Demetrios Greek Orthodox Church reported 236 tCO₂e of greenhouse-gas emissions (3.7 kgCO₂e/ft²) for 2023.
Where is St. Demetrios Greek Orthodox Church?
St. Demetrios Greek Orthodox Church is at 2727 W Winona St, in Chicago, Illinois 60625. Its coordinates are 41.87557, -87.62638 (latitude, longitude), as published in the Chicago Energy Benchmarking file.
How big is St. Demetrios Greek Orthodox Church and when was it built?
St. Demetrios Greek Orthodox Church has 63,141 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1924 as its year built. It is classed as worship facility.
Is St. Demetrios Greek Orthodox Church 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, “St. Demetrios Greek Orthodox Church, Chicago, Illinois — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/chicago/st-demetrios-greek-orthodox-church-dd30af9c (data as of October 2, 2026).