BuildingCensus
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Claremont Club & Spa, A Fairmont Hotel

Hotel in California, CA · 41 Tunnel Road, Berkeley · 94705

At a glance

Claremont Club & Spa, A Fairmont Hotel is a 275,500-square-foot hotel at 41 Tunnel Road, Berkeley in Berkeley, California, built in 1915. In its 2023 California benchmarking disclosure it reported a site energy-use intensity of 110.8 kBtu/ft².

ENERGY STAR score
—
not reported · 2023
Site EUI
110.8
kBtu/ft²
GHG emissions
—
tCO₂e
GHG intensity
—
kgCO₂e/ft²
Floor area
275,500
sq ft
Year built
1915
vintage
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85–10070–8455–691–54
This entry + 4 nearby

AB 802 (Public Resources Code §25402.10) · reporting year 2023

Benchmarking record

FieldValue
ENERGY STAR score—
Site EUI110.8 kBtu/ft²
Source EUI—
GHG emissions—
GHG intensity—
Electricity3,290,216 kWh
Gross floor area275,500 sq ft
Source recordcalifornia:6507402:2023

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2023latest—110.8 kBtu/ft²—
2021—97.4 kBtu/ft²1,462 tCO₂e
2020—88.6 kBtu/ft²1,255 tCO₂e
2019—142.0 kBtu/ft²2,274 tCO₂e
2018—134.3 kBtu/ft²2,222 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 owning organisation shown. Names of private individuals in the disclosure are not published here.

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Location

Address
41 Tunnel Road, Berkeley
State
California
ZIP
94705
Coordinates
37.86024, -122.24301

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

How does Claremont Club & Spa, A Fairmont Hotel compare with other hotel buildings in California?

The latest disclosures cover 1,599 hotel buildings in California, out of 40,029 buildings citywide. Its site EUI of 110.8 kBtu/ft² is about 69% above the average of 65.6 kBtu/ft² — it uses more energy per square foot than the typical building in that group.

At 275,500 sq ft, it is about 64% above the average floor area of 167,786 sq ft for those buildings. It was built in 1915, 73 years earlier than the group's average year built (1988). Across all 24 jurisdictions BuildingCensus covers, the 3,812 hotel buildings average an ENERGY STAR score of 65 and a site EUI of 77.8 kBtu/ft².

How has Claremont Club & Spa, A Fairmont Hotel's energy performance changed over time?

BuildingCensus holds 5 California disclosures for Claremont Club & Spa, A Fairmont Hotel, covering report years 2018, 2019, 2020, 2021, 2023. Site EUI moved from 134.3 kBtu/ft² (2018) to 110.8 kBtu/ft² (2023), a 17% decrease. Reported emissions went from 2,222 tCO₂e to 1,462 tCO₂e over the same span (down 34%).

What does a site EUI of 110.8 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. Claremont Club & Spa, A Fairmont Hotel's 110.8 kBtu/ft² across 275,500 sq ft works out to about 30.5 billion Btu (8,946 MWh-equivalent) in 2023. The disclosure also reports 3,290,216 kWh of electricity for the year.

Which law requires Claremont Club & Spa, A Fairmont Hotel to report its energy use?

Claremont Club & Spa, A Fairmont Hotel 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:6507402:2023). 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 hotel buildings in California

Frequently asked questions

What is Claremont Club & Spa, A Fairmont Hotel's energy grade?

Claremont Club & Spa, A Fairmont Hotel did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 110.8 kBtu/ft².

How much energy does Claremont Club & Spa, A Fairmont Hotel use?

Its 2023 site energy-use intensity was 110.8 kBtu/ft² across 275,500 sq ft, including 3,290,216 kWh of electricity.

What are Claremont Club & Spa, A Fairmont Hotel's carbon emissions?

No greenhouse-gas emissions figure was reported for 2023.

Where is Claremont Club & Spa, A Fairmont Hotel?

Claremont Club & Spa, A Fairmont Hotel is at 41 Tunnel Road, Berkeley, in Berkeley, California 94705. Its coordinates are 37.86024, -122.24301 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.

How big is Claremont Club & Spa, A Fairmont Hotel and when was it built?

Claremont Club & Spa, A Fairmont Hotel has 275,500 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1915 as its year built. It is classed as hotel.

Is Claremont Club & Spa, A Fairmont Hotel 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, “Claremont Club & Spa, A Fairmont Hotel, Berkeley, California — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/california/claremont-club-spa-a-fairmont-hotel-a26b71c7 (data as of July 9, 2026).