BuildingCensus
A

One Concord Center

Office in California, CA · 2300 Clayton Road, Concord · 94520

ENERGY STAR score
93
band A · 2024
Site EUI
26.9
kBtu/ft²
GHG emissions
648
tCO₂e
GHG intensity
1.8
kgCO₂e/ft²
Floor area
358,589
sq ft
Year built
1986
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 score93 (band A)
Site EUI26.9 kBtu/ft²
Source EUI
GHG emissions648 tCO₂e
GHG intensity1.8 kgCO₂e/ft²
Electricity2,863,306 kWh
Gross floor area358,589 sq ft
Source recordcalifornia:1429399:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest93+126.9 kBtu/ft²648 tCO₂e
202392+224.3 kBtu/ft²629 tCO₂e
202290-226.9 kBtu/ft²676 tCO₂e
202192+226.0 kBtu/ft²555 tCO₂e
20209029.3 kBtu/ft²689 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.

Program details →

Ownership

No owner listed in the disclosure.

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Location

Address
2300 Clayton Road, Concord
State
California
ZIP
94520
Coordinates
37.97547, -122.02996

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

Frequently asked questions

What is One Concord Center's energy grade?

One Concord Center scores 93 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 One Concord Center use?

Its 2024 site energy-use intensity was 26.9 kBtu/ft² across 358,589 sq ft, including 2,863,306 kWh of electricity.

What are One Concord Center's carbon emissions?

One Concord Center reported 648 tCO₂e of greenhouse-gas emissions (1.8 kgCO₂e/ft²) for 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.

Dataset updated . Source: Building Energy Benchmarking Program (statewide) disclosure, record california:1429399:2024.