At a glance
HLT Chicago O'Hare Airport, IL-SV is a 515,556-square-foot hotel at O'hare International Airport in Chicago, Illinois, built in 1970. In its 2023 Chicago benchmarking disclosure it reported an ENERGY STAR score of 72 out of 100 (grade B), a site energy-use intensity of 114.0 kBtu/ft² and 4,689 tCO₂e of greenhouse-gas emissions. That score is higher than 75% of the 77 scored hotel buildings in Chicago.
Building Energy Use Benchmarking Ordinance · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 72 (band B) |
| Site EUI | 114.0 kBtu/ft² |
| Source EUI | 174.9 kBtu/ft² |
| GHG emissions | 4,689 tCO₂e |
| GHG intensity | 9.1 kgCO₂e/ft² |
| Electricity | 5,064,463 kWh |
| Natural gas | 168,780 therms |
| Water use | 14,999 kgal |
| Gross floor area | 515,556 sq ft |
| Source record | chicago:160082:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 72 | +3 | 114.0 kBtu/ft² | 4,689 tCO₂e |
| 2022 | 69 | -7 | 120.2 kBtu/ft² | 4,832 tCO₂e |
| 2021 | 76 | +32 | 113.9 kBtu/ft² | — |
| 2020 | 44 | +25 | 179.9 kBtu/ft² | 6,605 tCO₂e |
| 2019 | 19 | -58 | 227.0 kBtu/ft² | 8,488 tCO₂e |
| 2018 | 77 | +58 | 99.1 kBtu/ft² | 5,056 tCO₂e |
| 2017 | 19 | +5 | 234.4 kBtu/ft² | 9,265 tCO₂e |
| 2016 | 14 | -3 | 266.8 kBtu/ft² | 10,140 tCO₂e |
| 2015 | 17 | 249.2 kBtu/ft² | 9,983 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
- O'hare International Airport
- City
- Chicago
- State
- Illinois
- ZIP
- 60666
- Coordinates
- 41.88737, -87.65350
Within ~1 km
Nearby benchmarked buildings
Prison/Incarceration · 4,570,176 sq ft
- Aon Centerscore 79
Office · 3,193,966 sq ft
- Imperial Towersscore 73
Multifamily Housing · 1,126,000 sq ft
- 111 N Canalscore 90
Office · 983,470 sq ft
- One South Dearbornscore 81
Office · 942,732 sq ft
- Skybridge CAscore —
Building · 875,999 sq ft
See also: most efficient in Chicago · biggest emitters
How does HLT Chicago O'Hare Airport, IL-SV compare with other hotel buildings in Chicago?
The latest disclosures cover 88 hotel buildings in Chicago, out of 3,852 buildings citywide. HLT Chicago O'Hare Airport, IL-SV's ENERGY STAR score of 72 compares with an average of 51 across the 77 that report a score; it scores higher than 75% of them and lower than 23%. Its site EUI of 114.0 kBtu/ft² is roughly in line with the average of 110.1 kBtu/ft². Its emissions intensity of 9.1 kgCO₂e/ft² is roughly in line with the group average of 10.1 kgCO₂e/ft².
At 515,556 sq ft, it is about 50% above the average floor area of 343,808 sq ft for those buildings. It was built in 1970, 9 years earlier than the group's average year built (1979). Across all 24 jurisdictions BuildingCensus covers, the 3,812 hotel buildings average an ENERGY STAR score of 65 and a site EUI of 77.8 kBtu/ft².
How has HLT Chicago O'Hare Airport, IL-SV's energy performance changed over time?
BuildingCensus holds 9 Chicago disclosures for HLT Chicago O'Hare Airport, IL-SV, covering report years 2015–2023. Its ENERGY STAR score went from 17 in 2015 to 72 in 2023 (+55 points); its best year on file was 2018, at 77. Site EUI moved from 249.2 kBtu/ft² (2015) to 114.0 kBtu/ft² (2023), a 54% decrease. Reported emissions went from 9,983 tCO₂e to 4,689 tCO₂e over the same span (down 53%).
What does an ENERGY STAR score of 72 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 72 means the building performs better than about 72% of its national peers. BuildingCensus bands the score into report-card grades; 72 falls in band B — above median (70–84). It sits 3 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. HLT Chicago O'Hare Airport, IL-SV's 114.0 kBtu/ft² across 515,556 sq ft works out to about 58.8 billion Btu (17,225 MWh-equivalent) in 2023. Its source EUI of 174.9 kBtu/ft² also counts the energy lost generating and delivering that power, which is why it is higher. The disclosure also reports 5,064,463 kWh of electricity, 168,780 therms of natural gas and 14,999 thousand gallons of water for the year.
Which law requires HLT Chicago O'Hare Airport, IL-SV to report its energy use?
HLT Chicago O'Hare Airport, IL-SV 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:160082:2023). Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.
More hotel buildings in Chicago
- The Shops at North Bridge· 475,883 sq ft · EUI 55.0 kBtu/ft²
- Omni Hotel· 440,281 sq ft · score 25 (D)
- Chicago-Downtown/Lakefront Embassy Suite· 425,940 sq ft · score 10 (D)
- DT Chicago Magnificent Mile, IL-SV· 421,989 sq ft · score 80 (B)
- The Peninsula Chicago· 410,081 sq ft · score 11 (D)
- LondonHouse Chicago· 390,430 sq ft · score 32 (D)
- Hotel buildings in Chicago· 88 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 HLT Chicago O'Hare Airport, IL-SV's energy grade?
HLT Chicago O'Hare Airport, IL-SV scores 72 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 HLT Chicago O'Hare Airport, IL-SV use?
Its 2023 site energy-use intensity was 114.0 kBtu/ft² (174.9 kBtu/ft² source) across 515,556 sq ft, including 5,064,463 kWh of electricity and 168,780 therms of natural gas.
What are HLT Chicago O'Hare Airport, IL-SV's carbon emissions?
HLT Chicago O'Hare Airport, IL-SV reported 4,689 tCO₂e of greenhouse-gas emissions (9.1 kgCO₂e/ft²) for 2023.
Where is HLT Chicago O'Hare Airport, IL-SV?
HLT Chicago O'Hare Airport, IL-SV is at O'hare International Airport, in Chicago, Illinois 60666. Its coordinates are 41.88737, -87.65350 (latitude, longitude), as published in the Chicago Energy Benchmarking file.
How big is HLT Chicago O'Hare Airport, IL-SV and when was it built?
HLT Chicago O'Hare Airport, IL-SV has 515,556 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1970 as its year built. It is classed as hotel.
Is HLT Chicago O'Hare Airport, IL-SV 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, “HLT Chicago O'Hare Airport, IL-SV, Chicago, Illinois — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/chicago/hlt-chicago-o-hare-airport-il-sv-90b56543 (data as of October 2, 2026).