31800 Hayman St
Distribution Center in California, CA · 31780 Hayman Street, Hayward · 94544
At a glance
31800 Hayman St is a 68,400-square-foot distribution center at 31780 Hayman Street, Hayward in Hayward, California, built in 1965. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 1 out of 100 (grade D), a site energy-use intensity of 122.4 kBtu/ft² and 473 tCO₂e of greenhouse-gas emissions. That score is higher than 0% of the 2,485 scored distribution center buildings in California.
AB 802 (Public Resources Code §25402.10) · reporting year 2024
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | 1 (band D) |
| Site EUI | 122.4 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 473 tCO₂e |
| GHG intensity | 6.9 kgCO₂e/ft² |
| Electricity | 635,200 kWh |
| Natural gas | 62,063 therms |
| Gross floor area | 68,400 sq ft |
| Source record | california:34050217:2024 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2024latest | 1 | ±0 | 122.4 kBtu/ft² | 473 tCO₂e |
| 2023 | 1 | 115.4 kBtu/ft² | 484 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
- 31780 Hayman Street, Hayward
- City
- California
- State
- California
- ZIP
- 94544
- Coordinates
- 37.60958, -122.04450
Within ~1 km
Nearby benchmarked buildings
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See also: most efficient in California · biggest emitters
How does 31800 Hayman St compare with other distribution center buildings in California?
The latest disclosures cover 3,121 distribution center buildings in California, out of 40,029 buildings citywide. 31800 Hayman St's ENERGY STAR score of 1 compares with an average of 67 across the 2,485 that report a score; it scores higher than 0% of them and lower than 96%. Its site EUI of 122.4 kBtu/ft² is about 518% above the average of 19.8 kBtu/ft² — it uses more energy per square foot than the typical building in that group. Its emissions intensity of 6.9 kgCO₂e/ft² is about 432% above the group average of 1.3 kgCO₂e/ft².
At 68,400 sq ft, it is about 71% below the average floor area of 238,298 sq ft for those buildings. It was built in 1965, 29 years earlier than the group's average year built (1994). Across all 24 jurisdictions BuildingCensus covers, the 4,082 distribution center buildings average an ENERGY STAR score of 65 and a site EUI of 24.2 kBtu/ft².
How has 31800 Hayman St's energy performance changed over time?
BuildingCensus holds 2 California disclosures for 31800 Hayman St, covering report years 2023–2024. Its ENERGY STAR score was 1 in both 2023 and 2024. Site EUI moved from 115.4 kBtu/ft² (2023) to 122.4 kBtu/ft² (2024), an 6% increase. Reported emissions went from 484 tCO₂e to 473 tCO₂e over the same span (down 2%).
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. 31800 Hayman St's 122.4 kBtu/ft² across 68,400 sq ft works out to about 8.4 billion Btu (2,454 MWh-equivalent) in 2024. The disclosure also reports 635,200 kWh of electricity and 62,063 therms of natural gas for the year.
Which law requires 31800 Hayman St to report its energy use?
31800 Hayman 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 2024 disclosure (source record california:34050217:2024). 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 distribution center buildings in California
- 1228 Sherborn Street· 68,394 sq ft · score 66 (C)
- Arlen Ness Enterprises· 68,392 sq ft · EUI 23.6 kBtu/ft²
- Lax00411 - Mid Count Dis Ctr 11· 68,234 sq ft · score 98 (A)
- 5091Kelt· 68,229 sq ft · score 72 (B)
- 29003 Avenue Sherman (Ab 802 Rexford)· 68,123 sq ft · score 74 (B)
- Bldg 3 - Ccc East (Phase Ii)· 68,036 sq ft · score 91 (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 31800 Hayman St's energy grade?
31800 Hayman St scores 1 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 31800 Hayman St use?
Its 2024 site energy-use intensity was 122.4 kBtu/ft² across 68,400 sq ft, including 635,200 kWh of electricity and 62,063 therms of natural gas.
What are 31800 Hayman St's carbon emissions?
31800 Hayman St reported 473 tCO₂e of greenhouse-gas emissions (6.9 kgCO₂e/ft²) for 2024.
Where is 31800 Hayman St?
31800 Hayman St is at 31780 Hayman Street, Hayward, in Hayward, California 94544. Its coordinates are 37.60958, -122.04450 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is 31800 Hayman St and when was it built?
31800 Hayman St has 68,400 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1965 as its year built. It is classed as distribution center.
Is 31800 Hayman St 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, “31800 Hayman St, Hayward, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/31800-hayman-st-d48c240b (data as of July 9, 2026).