BuildingCensus
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249 S Diamond Bar Blvd, Diamond Bar, Ca 91765

Strip Mall in California, CA · 249 S Diamond Bar Blvd, Diamond Bar · 91765

At a glance

249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 is a 95,109-square-foot strip mall building in Diamond Bar, California, built in 1975. In its 2023 California benchmarking disclosure it reported a site energy-use intensity of 73.7 kBtu/ft² and 438 tCO₂e of greenhouse-gas emissions.

ENERGY STAR score
—
not reported · 2023
Site EUI
73.7
kBtu/ft²
GHG emissions
438
tCO₂e
GHG intensity
4.6
kgCO₂e/ft²
Floor area
95,109
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 2023

Benchmarking record

FieldValue
ENERGY STAR score—
Site EUI73.7 kBtu/ft²
Source EUI—
GHG emissions438 tCO₂e
GHG intensity4.6 kgCO₂e/ft²
Electricity1,094,943 kWh
Natural gas32,622 therms
Gross floor area95,109 sq ft
Source recordcalifornia:20041498:2023

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.

Program details →

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
249 S Diamond Bar Blvd, Diamond Bar
State
California
ZIP
91765
Coordinates
34.02014, -117.81120

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

How does 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 compare with other strip mall buildings in California?

The latest disclosures cover 937 strip mall buildings in California, out of 40,029 buildings citywide. Its site EUI of 73.7 kBtu/ft² is roughly in line with the average of 75.2 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 95,109 sq ft, it is about 24% below the average floor area of 125,816 sq ft for those buildings. It was built in 1975, 10 years earlier than the group's average year built (1985). Across all 24 jurisdictions BuildingCensus covers, the 1,607 strip mall buildings average an ENERGY STAR score of 68 and a site EUI of 83.1 kBtu/ft².

What does a site EUI of 73.7 kBtu/ft² mean?

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. 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765's 73.7 kBtu/ft² across 95,109 sq ft works out to about 7 billion Btu (2,054 MWh-equivalent) in 2023. The disclosure also reports 1,094,943 kWh of electricity and 32,622 therms of natural gas for the year.

Which law requires 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 to report its energy use?

249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 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 2023 disclosure (source record california:20041498:2023). 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 strip mall buildings in California

Frequently asked questions

What is 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765's energy grade?

249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 73.7 kBtu/ft².

How much energy does 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 use?

Its 2023 site energy-use intensity was 73.7 kBtu/ft² across 95,109 sq ft, including 1,094,943 kWh of electricity and 32,622 therms of natural gas.

What are 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765's carbon emissions?

249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 reported 438 tCO₂e of greenhouse-gas emissions (4.6 kgCO₂e/ft²) for 2023.

Where is 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765?

249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 is in Diamond Bar, California 91765. Its coordinates are 34.02014, -117.81120 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.

How big is 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 and when was it built?

249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 has 95,109 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1975 as its year built. It is classed as strip mall.

Is 249 S Diamond Bar Blvd, Diamond Bar, Ca 91765 covered by AB 802 (Public Resources Code §25402.10)?

Yes — it appears in the 2023 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, “249 S Diamond Bar Blvd, Diamond Bar, Ca 91765, Diamond Bar, California — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/california/249-s-diamond-bar-blvd-diamond-bar-ca-91765-55b99a6d (data as of July 9, 2026).