The Plaza At Westwood
Multifamily Housing in California, CA · 10983 Wellworth Avenue, Los Angeles · 90024
At a glance
The Plaza At Westwood is a 110,028-square-foot multifamily housing building at 10983 Wellworth Avenue, Los Angeles in Los Angeles, California, built in 1985. In its 2023 California benchmarking disclosure it reported an ENERGY STAR score of 46 out of 100 (grade D), a site energy-use intensity of 58.7 kBtu/ft² and 384 tCO₂e of greenhouse-gas emissions. That score is higher than 9% of the 9,612 scored multifamily housing buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 46 (band D) |
| Site EUI | 58.7 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 384 tCO₂e |
| GHG intensity | 3.5 kgCO₂e/ft² |
| Electricity | 547,193 kWh |
| Natural gas | 47,312 therms |
| Gross floor area | 110,028 sq ft |
| Source record | california:20413948:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | 46 | -2 | 58.7 kBtu/ft² | 384 tCO₂e |
| 2022 | 48 | -12 | 57.8 kBtu/ft² | 368 tCO₂e |
| 2021 | 60 | 54.4 kBtu/ft² | 331 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
- 10983 Wellworth Avenue, Los Angeles
- City
- California
- State
- California
- ZIP
- 90024
- Coordinates
- 34.05655, -118.44566
Within ~1 km
Nearby benchmarked buildings
- 10960 Wilshirescore 89
Office · 636,803 sq ft
- 10880 Wilshirescore 100
Office · 635,063 sq ft
- Center Westscore 95
Office · 398,836 sq ft
- The Glendonscore 100
Multifamily Housing · 363,052 sq ft
- Westwood Centerscore 92
Office · 360,475 sq ft
- Carlyle Residencescore 23
Multifamily Housing · 342,523 sq ft
See also: most efficient in California · biggest emitters
How does The Plaza At Westwood compare with other multifamily housing buildings in California?
The latest disclosures cover 10,630 multifamily housing buildings in California, out of 40,029 buildings citywide. The Plaza At Westwood's ENERGY STAR score of 46 compares with an average of 82 across the 9,612 that report a score; it scores higher than 9% of them and lower than 91%. Its site EUI of 58.7 kBtu/ft² is about 71% above the average of 34.4 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 3.5 kgCO₂e/ft² is about 67% above the group average of 2.1 kgCO₂e/ft².
At 110,028 sq ft, it is about 27% below the average floor area of 150,919 sq ft for those buildings. It was built in 1985, 3 years earlier than the group's average year built (1988). 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 The Plaza At Westwood's energy performance changed over time?
BuildingCensus holds 3 California disclosures for The Plaza At Westwood, covering report years 2021–2023. Its ENERGY STAR score went from 60 in 2021 to 46 in 2023 (-14 points); its best year on file was 2021, at 60. Site EUI moved from 54.4 kBtu/ft² (2021) to 58.7 kBtu/ft² (2023), an 8% increase. Reported emissions went from 331 tCO₂e to 384 tCO₂e over the same span (up 16%).
What does an ENERGY STAR score of 46 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 46 means the building performs better than about 46% of its national peers. BuildingCensus bands the score into report-card grades; 46 falls in band D — lowest band (1–54). It sits 29 points below 75, the threshold for ENERGY STAR certification. In California, 65% 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. The Plaza At Westwood's 58.7 kBtu/ft² across 110,028 sq ft works out to about 6.5 billion Btu (1,893 MWh-equivalent) in 2023. The disclosure also reports 547,193 kWh of electricity and 47,312 therms of natural gas for the year.
Which law requires The Plaza At Westwood to report its energy use?
The Plaza At Westwood 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 2023 disclosure (source record california:20413948:2023). 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 multifamily housing buildings in California
- 1719 Franklin Rd· 110,027 sq ft · score 100 (A)
- Missions At Back Bay· 110,020 sq ft · score 91 (A)
- Sorrento Tower· 110,000 sq ft · score 81 (B)
- 1550 Springtown Blvd· 110,000 sq ft · score 91 (A)
- Springs Apartments - Labri· 110,000 sq ft · score 78 (B)
- Serena Vista - Global Realty Corporation· 110,000 sq ft · score 70 (B)
- Multifamily Housing buildings in California· 10,630 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 The Plaza At Westwood's energy grade?
The Plaza At Westwood scores 46 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2023 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does The Plaza At Westwood use?
Its 2023 site energy-use intensity was 58.7 kBtu/ft² across 110,028 sq ft, including 547,193 kWh of electricity and 47,312 therms of natural gas.
What are The Plaza At Westwood's carbon emissions?
The Plaza At Westwood reported 384 tCO₂e of greenhouse-gas emissions (3.5 kgCO₂e/ft²) for 2023.
Where is The Plaza At Westwood?
The Plaza At Westwood is at 10983 Wellworth Avenue, Los Angeles, in Los Angeles, California 90024. Its coordinates are 34.05655, -118.44566 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is The Plaza At Westwood and when was it built?
The Plaza At Westwood has 110,028 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1985 as its year built. It is classed as multifamily housing.
Is The Plaza At Westwood covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2023 Building Energy Benchmarking Program (statewide) disclosure, which lists the buildings reporting under AB 802 (Public Resources Code §25402.10).
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, “The Plaza At Westwood, Los Angeles, California — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/california/the-plaza-at-westwood-10e63913 (data as of July 9, 2026).