BuildingCensus
A

Walnut Heights Apartments - Essex (Wl290)

Multifamily Housing in California, CA · 20700 San Jose Hills Road, Walnut · 91789

ENERGY STAR score
94
band A · 2024
Site EUI
41.4
kBtu/ft²
GHG emissions
347
tCO₂e
GHG intensity
2.3
kgCO₂e/ft²
Floor area
150,207
sq ft
Year built
1964
vintage
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85–10070–8455–691–54
This entry + 2 nearby

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

Benchmarking record

FieldValue
ENERGY STAR score94 (band A)
Site EUI41.4 kBtu/ft²
Source EUI
GHG emissions347 tCO₂e
GHG intensity2.3 kgCO₂e/ft²
Electricity734,992 kWh
Natural gas38,348 therms
Gross floor area150,207 sq ft
Source recordcalifornia:6780517:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest94+841.4 kBtu/ft²347 tCO₂e
202386+342.6 kBtu/ft²382 tCO₂e
202283+544.0 kBtu/ft²401 tCO₂e
202178-548.3 kBtu/ft²405 tCO₂e
202083-645.9 kBtu/ft²407 tCO₂e
20198942.8 kBtu/ft²382 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
20700 San Jose Hills Road, Walnut
State
California
ZIP
91789
Coordinates
34.04421, -117.85012

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

Frequently asked questions

What is Walnut Heights Apartments - Essex (Wl290)'s energy grade?

Walnut Heights Apartments - Essex (Wl290) scores 94 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 Walnut Heights Apartments - Essex (Wl290) use?

Its 2024 site energy-use intensity was 41.4 kBtu/ft² across 150,207 sq ft, including 734,992 kWh of electricity and 38,348 therms of natural gas.

What are Walnut Heights Apartments - Essex (Wl290)'s carbon emissions?

Walnut Heights Apartments - Essex (Wl290) reported 347 tCO₂e of greenhouse-gas emissions (2.3 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:6780517:2024.