BuildingCensus
B

The Union Flats (Th128)

Multifamily Housing in California, CA · 34588 11Th Street, Union City · 94587

ENERGY STAR score
72
band B · 2024
Site EUI
61.0
kBtu/ft²
GHG emissions
392
tCO₂e
GHG intensity
3.6
kgCO₂e/ft²
Floor area
107,521
sq ft
Year built
2017
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 score72 (band B)
Site EUI61.0 kBtu/ft²
Source EUI
GHG emissions392 tCO₂e
GHG intensity3.6 kgCO₂e/ft²
Electricity1,074,705 kWh
Natural gas28,039 therms
Gross floor area107,521 sq ft
Source recordcalifornia:6555547:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest72-561.0 kBtu/ft²392 tCO₂e
202377-260.0 kBtu/ft²410 tCO₂e
202279+557.2 kBtu/ft²385 tCO₂e
202174-657.1 kBtu/ft²356 tCO₂e
202080-1354.2 kBtu/ft²357 tCO₂e
20199349.1 kBtu/ft²336 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
34588 11Th Street, Union City
State
California
ZIP
94587
Coordinates
37.59254, -122.01599

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

Frequently asked questions

What is The Union Flats (Th128)'s energy grade?

The Union Flats (Th128) scores 72 out of 100 on ENERGY STAR — band B (Above median (70–84)) — in its 2024 California disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does The Union Flats (Th128) use?

Its 2024 site energy-use intensity was 61.0 kBtu/ft² across 107,521 sq ft, including 1,074,705 kWh of electricity and 28,039 therms of natural gas.

What are The Union Flats (Th128)'s carbon emissions?

The Union Flats (Th128) reported 392 tCO₂e of greenhouse-gas emissions (3.6 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:6555547:2024.