19-Al1 Bellflower Courthouse
Courthouse in California, CA · 10025 Flower Street, Bellflower · 90706
At a glance
19-Al1 Bellflower Courthouse is a 68,510-square-foot courthouse building at 10025 Flower Street, Bellflower in Bellflower, California, built in 1989. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 54 out of 100 (grade D), a site energy-use intensity of 75.5 kBtu/ft² and 318 tCO₂e of greenhouse-gas emissions. That score is higher than 29% of the 93 scored courthouse buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 54 (band D) |
| Site EUI | 75.5 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 318 tCO₂e |
| GHG intensity | 4.6 kgCO₂e/ft² |
| Electricity | 962,498 kWh |
| Natural gas | 18,879 therms |
| Gross floor area | 68,510 sq ft |
| Source record | california:4443796:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 54 | +38 | 75.5 kBtu/ft² | 318 tCO₂e |
| 2023 | 16 | +10 | 149.2 kBtu/ft² | 628 tCO₂e |
| 2022 | 6 | ±0 | 199.4 kBtu/ft² | 812 tCO₂e |
| 2021 | 6 | +2 | 202.5 kBtu/ft² | 774 tCO₂e |
| 2020 | 4 | -11 | 222.4 kBtu/ft² | 888 tCO₂e |
| 2019 | 15 | +3 | 155.7 kBtu/ft² | 914 tCO₂e |
| 2018 | 12 | 157.3 kBtu/ft² | 940 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
- 10025 Flower Street, Bellflower
- City
- California
- State
- California
- ZIP
- 90706
- Coordinates
- 33.88284, -118.12059
Within ~1 km
Nearby benchmarked buildings
- Bellflower Terracescore 91
Multifamily Housing · 105,060 sq ft
- 16251 Woodruffscore 100
Multifamily Housing · 76,400 sq ft
- 16229 Woodruffscore 100
Multifamily Housing · 56,550 sq ft
Retail Store · 56,118 sq ft
- Bellflower Gardensscore —
Multifamily Housing · 54,712 sq ft
- 16628 Woodruffscore 100
Multifamily Housing · 53,240 sq ft
See also: most efficient in California · biggest emitters
How does 19-Al1 Bellflower Courthouse compare with other courthouse buildings in California?
The latest disclosures cover 114 courthouse buildings in California, out of 40,029 buildings citywide. 19-Al1 Bellflower Courthouse's ENERGY STAR score of 54 compares with an average of 61 across the 93 that report a score; it scores higher than 29% of them and lower than 69%. Its site EUI of 75.5 kBtu/ft² is roughly in line with the average of 76.7 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 4.6 kgCO₂e/ft² is roughly in line with the group average of 4.7 kgCO₂e/ft².
At 68,510 sq ft, it is about 63% below the average floor area of 184,912 sq ft for those buildings. It was built in 1989, 7 years later than the group's average year built (1982). Across all 24 jurisdictions BuildingCensus covers, the 178 courthouse buildings average an ENERGY STAR score of 62 and a site EUI of 76.2 kBtu/ft².
How has 19-Al1 Bellflower Courthouse's energy performance changed over time?
BuildingCensus holds 7 California disclosures for 19-Al1 Bellflower Courthouse, covering report years 2018–2024. Its ENERGY STAR score went from 12 in 2018 to 54 in 2024 (+42 points). Site EUI moved from 157.3 kBtu/ft² (2018) to 75.5 kBtu/ft² (2024), a 52% decrease. Reported emissions went from 940 tCO₂e to 318 tCO₂e over the same span (down 66%).
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 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. 19-Al1 Bellflower Courthouse's 75.5 kBtu/ft² across 68,510 sq ft works out to about 5.2 billion Btu (1,516 MWh-equivalent) in 2024. The disclosure also reports 962,498 kWh of electricity and 18,879 therms of natural gas for the year.
Which law requires 19-Al1 Bellflower Courthouse to report its energy use?
19-Al1 Bellflower Courthouse 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:4443796:2024). 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 courthouse buildings in California
- 07-F1 George D. Carroll Courthouse· 67,707 sq ft · score 99 (A)
- 47-H1 New Yreka Courthouse· 67,459 sq ft · score 66 (C)
- 52-E1 Tehama County Courthouse· 65,755 sq ft · score 56 (C)
- 50-A1 Modesto Main Courthouse· 64,092 sq ft · score 1 (D)
- 55-D1 New Sonora Courthouse· 61,537 sq ft · EUI 36.6 kBtu/ft²
- 65-A2 2424 Ventura Street - 5 Dca· 61,000 sq ft · score 48 (D)
- Courthouse buildings in California· 114 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 19-Al1 Bellflower Courthouse's energy grade?
19-Al1 Bellflower Courthouse scores 54 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 19-Al1 Bellflower Courthouse use?
Its 2024 site energy-use intensity was 75.5 kBtu/ft² across 68,510 sq ft, including 962,498 kWh of electricity and 18,879 therms of natural gas.
What are 19-Al1 Bellflower Courthouse's carbon emissions?
19-Al1 Bellflower Courthouse reported 318 tCO₂e of greenhouse-gas emissions (4.6 kgCO₂e/ft²) for 2024.
Where is 19-Al1 Bellflower Courthouse?
19-Al1 Bellflower Courthouse is at 10025 Flower Street, Bellflower, in Bellflower, California 90706. Its coordinates are 33.88284, -118.12059 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 19-Al1 Bellflower Courthouse and when was it built?
19-Al1 Bellflower Courthouse has 68,510 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1989 as its year built. It is classed as courthouse.
Is 19-Al1 Bellflower Courthouse 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, “19-Al1 Bellflower Courthouse, Bellflower, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/19-al1-bellflower-courthouse-7922fc07 (data as of July 9, 2026).