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340-376 Littlefield Ave

Non-Refrigerated Warehouse in California, CA · 340 Littlefield Avenue, South San Francisco · 94080

At a glance

340-376 Littlefield Ave is a 74,850-square-foot non-refrigerated warehouse at 340 Littlefield Avenue, South San Francisco in South San Francisco, California, built in 1975. In its 2024 California benchmarking disclosure it reported an ENERGY STAR score of 92 out of 100 (grade A), a site energy-use intensity of 5.1 kBtu/ft² and 24 tCO₂e of greenhouse-gas emissions. That score is higher than 70% of the 2,227 scored non-refrigerated warehouse buildings in California.

ENERGY STAR score
92
band A · 2024
Site EUI
5.1
kBtu/ft²
GHG emissions
24
tCO₂e
GHG intensity
0.3
kgCO₂e/ft²
Floor area
74,850
sq ft
Year built
1975
vintage
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85–10070–8455–691–54
This entry + 6 nearby

AB 802 (Public Resources Code §25402.10) · reporting year 2024

Benchmarking record

FieldValue
ENERGY STAR score92 (band A)
Site EUI5.1 kBtu/ft²
Source EUI—
GHG emissions24 tCO₂e
GHG intensity0.3 kgCO₂e/ft²
Electricity83,011 kWh
Natural gas935 therms
Gross floor area74,850 sq ft
Source recordcalifornia:9879761:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest92±05.1 kBtu/ft²24 tCO₂e
202392+25.4 kBtu/ft²27 tCO₂e
202290+16.1 kBtu/ft²31 tCO₂e
202189+26.3 kBtu/ft²26 tCO₂e
202087-47.0 kBtu/ft²31 tCO₂e
2019918.0 kBtu/ft²38 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.

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Ownership

No owning organisation shown. Names of private individuals in the disclosure are not published here.

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Location

Address
340 Littlefield Avenue, South San Francisco
State
California
ZIP
94080
Coordinates
37.64805, -122.39327

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

How does 340-376 Littlefield Ave compare with other non-refrigerated warehouse buildings in California?

The latest disclosures cover 2,867 non-refrigerated warehouse buildings in California, out of 40,029 buildings citywide. 340-376 Littlefield Ave's ENERGY STAR score of 92 compares with an average of 68 across the 2,227 that report a score; it scores higher than 70% of them and lower than 28%. Its site EUI of 5.1 kBtu/ft² is about 76% below the average of 21.7 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 0.3 kgCO₂e/ft² is about 77% below the group average of 1.4 kgCO₂e/ft².

At 74,850 sq ft, it is about 57% below the average floor area of 173,929 sq ft for those buildings. It was built in 1975, 13 years earlier than the group's average year built (1988). Across all 24 jurisdictions BuildingCensus covers, the 4,723 non-refrigerated warehouse buildings average an ENERGY STAR score of 66 and a site EUI of 26.0 kBtu/ft².

How has 340-376 Littlefield Ave's energy performance changed over time?

BuildingCensus holds 6 California disclosures for 340-376 Littlefield Ave, covering report years 2019–2024. Its ENERGY STAR score went from 91 in 2019 to 92 in 2024 (+1 points); its best year on file was 2023, at 92. Site EUI moved from 8.0 kBtu/ft² (2019) to 5.1 kBtu/ft² (2024), a 36% decrease. Reported emissions went from 38 tCO₂e to 24 tCO₂e over the same span (down 37%).

What does an ENERGY STAR score of 92 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 92 means the building performs better than about 92% of its national peers. BuildingCensus bands the score into report-card grades; 92 falls in band A — high performer (85–100). Scores of 75 or higher meet the threshold for ENERGY STAR certification; certification itself is a separate, verified application that the disclosure does not record. 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. 340-376 Littlefield Ave's 5.1 kBtu/ft² across 74,850 sq ft works out to about 0.4 billion Btu (112 MWh-equivalent) in 2024. The disclosure also reports 83,011 kWh of electricity and 935 therms of natural gas for the year.

Which law requires 340-376 Littlefield Ave to report its energy use?

340-376 Littlefield Ave 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:9879761:2024). 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 non-refrigerated warehouse buildings in California

Frequently asked questions

What is 340-376 Littlefield Ave's energy grade?

340-376 Littlefield Ave scores 92 out of 100 on ENERGY STAR — band A, high performer (85–100) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 340-376 Littlefield Ave use?

Its 2024 site energy-use intensity was 5.1 kBtu/ft² across 74,850 sq ft, including 83,011 kWh of electricity and 935 therms of natural gas.

What are 340-376 Littlefield Ave's carbon emissions?

340-376 Littlefield Ave reported 24 tCO₂e of greenhouse-gas emissions (0.3 kgCO₂e/ft²) for 2024.

Where is 340-376 Littlefield Ave?

340-376 Littlefield Ave is at 340 Littlefield Avenue, South San Francisco, in South San Francisco, California 94080. Its coordinates are 37.64805, -122.39327 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.

How big is 340-376 Littlefield Ave and when was it built?

340-376 Littlefield Ave has 74,850 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1975 as its year built. It is classed as non-refrigerated warehouse.

Is 340-376 Littlefield Ave 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, “340-376 Littlefield Ave, South San Francisco, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/340-376-littlefield-ave-6bfcc44e (data as of July 9, 2026).