BuildingCensus
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San Mateo Gateway - 1810 Gateway

Office in California, CA · 1810 Gateway Drive, San Mateo · 94404

At a glance

San Mateo Gateway - 1810 Gateway is a 74,199-square-foot office building at 1810 Gateway Drive, San Mateo in San Mateo, California, built in 1985. In its 2024 California benchmarking disclosure it reported a site energy-use intensity of 21.1 kBtu/ft² and 99 tCO₂e of greenhouse-gas emissions.

ENERGY STAR score
—
not reported · 2024
Site EUI
21.1
kBtu/ft²
GHG emissions
99
tCO₂e
GHG intensity
1.3
kgCO₂e/ft²
Floor area
74,199
sq ft
Year built
1985
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 score—
Site EUI21.1 kBtu/ft²
Source EUI—
GHG emissions99 tCO₂e
GHG intensity1.3 kgCO₂e/ft²
Electricity377,600 kWh
Natural gas2,550 therms
Gross floor area74,199 sq ft
Source recordcalifornia:1472818:2024

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2024latest—21.1 kBtu/ft²99 tCO₂e
202395+222.4 kBtu/ft²114 tCO₂e
202293+125.8 kBtu/ft²129 tCO₂e
20219225.5 kBtu/ft²113 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
1810 Gateway Drive, San Mateo
State
California
ZIP
94404
Coordinates
37.55674, -122.28160

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in California · biggest emitters

How does San Mateo Gateway - 1810 Gateway compare with other office buildings in California?

The latest disclosures cover 6,214 office buildings in California, out of 40,029 buildings citywide. Its site EUI of 21.1 kBtu/ft² is about 63% below the average of 56.4 kBtu/ft² — it uses less energy per square foot than the typical building in that group. Its emissions intensity of 1.3 kgCO₂e/ft² is about 63% below the group average of 3.6 kgCO₂e/ft².

At 74,199 sq ft, it is about half of the average floor area of 151,937 sq ft for those buildings. Its 1985 construction date is close to the group's average year built (1985). Across all 24 jurisdictions BuildingCensus covers, the 15,264 office buildings average an ENERGY STAR score of 73 and a site EUI of 59.3 kBtu/ft².

How has San Mateo Gateway - 1810 Gateway's energy performance changed over time?

BuildingCensus holds 4 California disclosures for San Mateo Gateway - 1810 Gateway, covering report years 2021–2024. Its ENERGY STAR score went from 92 in 2021 to 95 in 2023 (+3 points). Site EUI moved from 25.5 kBtu/ft² (2021) to 21.1 kBtu/ft² (2024), a 17% decrease. Reported emissions went from 113 tCO₂e to 99 tCO₂e over the same span (down 12%).

What does a site EUI of 21.1 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. San Mateo Gateway - 1810 Gateway's 21.1 kBtu/ft² across 74,199 sq ft works out to about 1.6 billion Btu (459 MWh-equivalent) in 2024. The disclosure also reports 377,600 kWh of electricity and 2,550 therms of natural gas for the year.

Which law requires San Mateo Gateway - 1810 Gateway to report its energy use?

San Mateo Gateway - 1810 Gateway 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 2024 disclosure (source record california:1472818:2024). 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.

More office buildings in California

Frequently asked questions

What is San Mateo Gateway - 1810 Gateway's energy grade?

San Mateo Gateway - 1810 Gateway did not report an ENERGY STAR score in its 2024 disclosure, but its site energy-use intensity was 21.1 kBtu/ft².

How much energy does San Mateo Gateway - 1810 Gateway use?

Its 2024 site energy-use intensity was 21.1 kBtu/ft² across 74,199 sq ft, including 377,600 kWh of electricity and 2,550 therms of natural gas.

What are San Mateo Gateway - 1810 Gateway's carbon emissions?

San Mateo Gateway - 1810 Gateway reported 99 tCO₂e of greenhouse-gas emissions (1.3 kgCO₂e/ft²) for 2024.

Where is San Mateo Gateway - 1810 Gateway?

San Mateo Gateway - 1810 Gateway is at 1810 Gateway Drive, San Mateo, in San Mateo, California 94404. Its coordinates are 37.55674, -122.28160 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.

How big is San Mateo Gateway - 1810 Gateway and when was it built?

San Mateo Gateway - 1810 Gateway has 74,199 sq ft of gross floor area, as reported in its 2024 disclosure. The disclosure lists 1985 as its year built. It is classed as office.

Is San Mateo Gateway - 1810 Gateway covered by AB 802 (Public Resources Code §25402.10)?

Yes — it appears in the 2024 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, “San Mateo Gateway - 1810 Gateway, San Mateo, California — 2024 benchmarking disclosure”, https://buildingcensus.com/buildings/california/san-mateo-gateway-1810-gateway-7e948cd3 (data as of July 9, 2026).