601 S Rampart Blvd
Multifamily Housing in California, CA · 601 South Rampart Boulevard, Los Angeles · 90057
At a glance
601 S Rampart Blvd is a 53,168-square-foot multifamily housing building at 601 South Rampart Boulevard, Los Angeles in Los Angeles, California, built in 1911. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 46 out of 100 (grade D), a site energy-use intensity of 43.3 kBtu/ft² and 148 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 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 46 (band D) |
| Site EUI | 43.3 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 148 tCO₂e |
| GHG intensity | 2.8 kgCO₂e/ft² |
| Electricity | 149,891 kWh |
| Gross floor area | 53,168 sq ft |
| Source record | california:14834877:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 46 | +3 | 43.3 kBtu/ft² | 148 tCO₂e |
| 2023 | 43 | -17 | 43.1 kBtu/ft² | 144 tCO₂e |
| 2022 | 60 | 38.8 kBtu/ft² | 126 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
- 601 South Rampart Boulevard, Los Angeles
- City
- California
- State
- California
- ZIP
- 90057
- Coordinates
- 34.06230, -118.28169
Within ~1 km
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See also: most efficient in California · biggest emitters
How does 601 S Rampart Blvd 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. 601 S Rampart Blvd'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 43.3 kBtu/ft² is about 26% 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 2.8 kgCO₂e/ft² is about 32% above the group average of 2.1 kgCO₂e/ft².
At 53,168 sq ft, it is about 65% below the average floor area of 150,919 sq ft for those buildings. It was built in 1911, 77 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 601 S Rampart Blvd's energy performance changed over time?
BuildingCensus holds 3 California disclosures for 601 S Rampart Blvd, covering report years 2022–2024. Its ENERGY STAR score went from 60 in 2022 to 46 in 2024 (-14 points); its best year on file was 2022, at 60. Site EUI moved from 38.8 kBtu/ft² (2022) to 43.3 kBtu/ft² (2024), an 12% increase. Reported emissions went from 126 tCO₂e to 148 tCO₂e over the same span (up 18%).
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. 601 S Rampart Blvd's 43.3 kBtu/ft² across 53,168 sq ft works out to about 2.3 billion Btu (675 MWh-equivalent) in 2024. The disclosure also reports 149,891 kWh of electricity for the year.
Which law requires 601 S Rampart Blvd to report its energy use?
601 S Rampart Blvd 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 2024 disclosure (source record california:14834877:2024). 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
- 451 Donahue St (Citiscape)· 53,160 sq ft · score 93 (A)
- Mercedes (Carondelet)· 53,160 sq ft · score 53 (D)
- 184 13Th St / La Peralta· 53,135 sq ft · score 88 (A)
- Castillian Apartments· 53,109 sq ft · score 99 (A)
- The Pointe At 2316 (Bp27)· 53,100 sq ft · EUI 33.2 kBtu/ft²
- 3964-3970 Waring Road· 53,094 sq ft · score 79 (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 601 S Rampart Blvd's energy grade?
601 S Rampart Blvd scores 46 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 601 S Rampart Blvd use?
Its 2024 site energy-use intensity was 43.3 kBtu/ft² across 53,168 sq ft, including 149,891 kWh of electricity.
What are 601 S Rampart Blvd's carbon emissions?
601 S Rampart Blvd reported 148 tCO₂e of greenhouse-gas emissions (2.8 kgCO₂e/ft²) for 2024.
Where is 601 S Rampart Blvd?
601 S Rampart Blvd is at 601 South Rampart Boulevard, Los Angeles, in Los Angeles, California 90057. Its coordinates are 34.06230, -118.28169 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 601 S Rampart Blvd and when was it built?
601 S Rampart Blvd has 53,168 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1911 as its year built. It is classed as multifamily housing.
Is 601 S Rampart Blvd covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2024 Building Energy Benchmarking Program (statewide) disclosure, which lists the buildings reporting under AB 802 (Public Resources Code §25402.10).
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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, “601 S Rampart Blvd, Los Angeles, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/601-s-rampart-blvd-1c16a1bb (data as of July 9, 2026).