4560 Horton St
Office in California, CA · 4560 Horton St, Emeryville · 94608
At a glance
4560 Horton St is a 70,000-square-foot office building at 4560 Horton St, Emeryville in Emeryville, California, built in 1936. In its 2021 California benchmarking disclosure it reported an ENERGY STAR score of 1 out of 100 (grade D), a site energy-use intensity of 404.3 kBtu/ft² and 1,580 tCO₂e of greenhouse-gas emissions. That score is higher than 0% of the 4,912 scored office buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2021
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 1 (band D) |
| Site EUI | 404.3 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 1,580 tCO₂e |
| GHG intensity | 22.6 kgCO₂e/ft² |
| Electricity | 3,037,300 kWh |
| Natural gas | 179,402 therms |
| Gross floor area | 70,000 sq ft |
| Source record | california:12364589:2021 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2021latest | 1 | ±0 | 404.3 kBtu/ft² | 1,580 tCO₂e |
| 2020 | 1 | ±0 | 398.4 kBtu/ft² | 1,556 tCO₂e |
| 2019 | 1 | 425.1 kBtu/ft² | 1,731 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.
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Location
- Address
- 4560 Horton St, Emeryville
- City
- California
- State
- California
- ZIP
- 94608
- Coordinates
- 37.83500, -122.28899
Within ~1 km
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See also: most efficient in California · biggest emitters
How does 4560 Horton St compare with other office buildings in California?
The latest disclosures cover 6,214 office buildings in California, out of 40,029 buildings citywide. 4560 Horton St's ENERGY STAR score of 1 compares with an average of 75 across the 4,912 that report a score; it scores higher than 0% of them and lower than 97%. Its site EUI of 404.3 kBtu/ft² is about 617% above the average of 56.4 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 22.6 kgCO₂e/ft² is about 528% above the group average of 3.6 kgCO₂e/ft².
At 70,000 sq ft, it is about half of the average floor area of 151,937 sq ft for those buildings. It was built in 1936, 49 years earlier than the group's average year built (1985). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².
How has 4560 Horton St's energy performance changed over time?
BuildingCensus holds 3 California disclosures for 4560 Horton St, covering report years 2019–2021. Its ENERGY STAR score was 1 in both 2019 and 2021. Site EUI moved from 425.1 kBtu/ft² (2019) to 404.3 kBtu/ft² (2021), a 5% decrease. Reported emissions went from 1,731 tCO₂e to 1,580 tCO₂e over the same span (down 9%).
What does an ENERGY STAR score of 1 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: 1 is the bottom of the scale. BuildingCensus bands the score into report-card grades; 1 falls in band D — lowest band (1–54). It sits 74 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. 4560 Horton St's 404.3 kBtu/ft² across 70,000 sq ft works out to about 28.3 billion Btu (8,294 MWh-equivalent) in 2021. The disclosure also reports 3,037,300 kWh of electricity and 179,402 therms of natural gas for the year.
Which law requires 4560 Horton St to report its energy use?
4560 Horton St 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 2021 disclosure (source record california:12364589:2021). 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.
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- Office buildings in California· 6,214 benchmarked
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Frequently asked questions
What is 4560 Horton St's energy grade?
4560 Horton St scores 1 out of 100 on ENERGY STAR — band D, lowest band (1–54) — in its 2021 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.
How much energy does 4560 Horton St use?
Its 2021 site energy-use intensity was 404.3 kBtu/ft² across 70,000 sq ft, including 3,037,300 kWh of electricity and 179,402 therms of natural gas.
What are 4560 Horton St's carbon emissions?
4560 Horton St reported 1,580 tCO₂e of greenhouse-gas emissions (22.6 kgCO₂e/ft²) for 2021.
Where is 4560 Horton St?
4560 Horton St is at 4560 Horton St, Emeryville, in Emeryville, California 94608. Its coordinates are 37.83500, -122.28899 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 4560 Horton St and when was it built?
4560 Horton St has 70,000 sq ft of gross floor area, as reported in its 2021 disclosure. The disclosure lists 1936 as its year built. It is classed as office.
Is 4560 Horton St covered by AB 802 (Public Resources Code §25402.10)?
Yes — it appears in the 2021 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, “4560 Horton St, Emeryville, California — 2021 benchmarking disclosure”, https://buildingcensus.com/buildings/california/4560-horton-st-1cc59279 (data as of July 9, 2026).