Westcore Portfolio- 4422 Airport Drive
Distribution Center in California, CA · 4422 Airport Drive, Ontario · 91761
At a glance
Westcore Portfolio- 4422 Airport Drive is a 88,283-square-foot distribution center at 4422 Airport Drive, Ontario in Ontario, California, built in 1978. It is listed in the 2022 Building Energy Benchmarking Program (statewide) disclosure without energy figures: no ENERGY STAR score, energy use or emissions were published for it that year. Its most recent reported figures are from 2020, when it scored 91 out of 100 on ENERGY STAR with a site EUI of 3.9 kBtu/ft².
No energy data reported for 2022
Westcore Portfolio- 4422 Airport Drive appears in the 2022 Building Energy Benchmarking Program (statewide) disclosure, but no ENERGY STAR score, energy use or emissions were published for it — the building did not report benchmarking data for that year. Earlier reported years are in the table below.
Floor area on file: 88,283 sq ft · Built 1978
Source record california:5786460:2022
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2022latest | — | — | — | |
| 2021 | — | — | — | |
| 2020 | 91 | +9 | 3.9 kBtu/ft² | 23 tCO₂e |
| 2019 | 82 | 4.5 kBtu/ft² | 26 tCO₂e |
Compliance context
AB 802 (Public Resources Code §25402.10)
AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
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
- 4422 Airport Drive, Ontario
- City
- California
- State
- California
- ZIP
- 91761
- Coordinates
- 34.06217, -117.55503
Within ~1 km
Nearby benchmarked buildings
- Dpi - 601 S Rockefellerscore 40
Refrigerated Warehouse · 252,800 sq ft
Manufacturing/Industrial Plant · 237,302 sq ft
- Airport Cscore 95
Distribution Center · 230,484 sq ft
Strip Mall · 225,749 sq ft
- 102 Wanamaker Llcscore 7
Non-Refrigerated Warehouse · 195,093 sq ft
- Sales Officescore —
Distribution Center · 174,470 sq ft
See also: most efficient in California · biggest emitters
How has Westcore Portfolio- 4422 Airport Drive's energy performance changed over time?
BuildingCensus holds 4 California disclosures for Westcore Portfolio- 4422 Airport Drive, covering report years 2019–2022. Its ENERGY STAR score went from 82 in 2019 to 91 in 2020 (+9 points). Site EUI moved from 4.5 kBtu/ft² (2019) to 3.9 kBtu/ft² (2020), a 13% decrease. Reported emissions went from 26 tCO₂e to 23 tCO₂e over the same span (down 13%).
Which law requires Westcore Portfolio- 4422 Airport Drive to report its energy use?
Westcore Portfolio- 4422 Airport Drive reports under AB 802 (Public Resources Code §25402.10), the legal basis of California's Building Energy Benchmarking Program (statewide), which publishes each covered building's annual benchmarking results. The record shown here is the report-year 2022 disclosure (source record california:5786460:2022). AB 802 requires every California commercial building over 50,000 sq ft to report energy use to the CEC annually; the CEC publicly discloses the results statewide.
More distribution center buildings in California
- Sdc00502 - Activity Distribution Center 2· 88,275 sq ft · score 92 (A)
- Eba00203 - Hayward Commerce Ctr 03· 88,250 sq ft · score 78 (B)
- Z600216 Crocker Park - 440 Valley Drive· 88,100 sq ft · score 87 (A)
- Carson Industrial Center 7 (1025-1027 Burgrove)· 87,696 sq ft
- Carson Industrial Center - Building 7· 87,696 sq ft · score 11 (D)
- 13140 Alondra· 87,635 sq ft · score 100 (A)
- Distribution Center buildings in California· 3,121 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is Westcore Portfolio- 4422 Airport Drive's energy grade?
Westcore Portfolio- 4422 Airport Drive has no grade: it did not report energy data for 2022. The 2022 Building Energy Benchmarking Program (statewide) disclosure lists the building but publishes no ENERGY STAR score, energy use or emissions for it.
Where is Westcore Portfolio- 4422 Airport Drive?
Westcore Portfolio- 4422 Airport Drive is at 4422 Airport Drive, Ontario, in Ontario, California 91761. Its coordinates are 34.06217, -117.55503 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
Working with California 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: Building Energy Benchmarking Program (statewide) (AB 802 (Public Resources Code §25402.10)), as published July 9, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “Westcore Portfolio- 4422 Airport Drive, Ontario, California — 2022 benchmarking disclosure”, https://buildingcensus.com/buildings/california/westcore-portfolio-4422-airport-drive-f1207f5e (data as of July 9, 2026).