The Diggs
Office in California, CA · 1800 3Rd Street, Sacramento · 95811
At a glance
The Diggs is a 201,899-square-foot office building at 1800 3Rd Street, Sacramento in Sacramento, California, built in 1911. In its 2023 California benchmarking disclosure it reported a site energy-use intensity of 1.9 kBtu/ft² and 28 tCO₂e of greenhouse-gas emissions.
AB 802 (Public Resources Code §25402.10) · reporting year 2023
Benchmarking record
| Field | Value |
|---|---|
| ENERGY STAR score | — |
| Site EUI | 1.9 kBtu/ft² |
| Source EUI | — |
| GHG emissions | 28 tCO₂e |
| GHG intensity | 0.1 kgCO₂e/ft² |
| Electricity | 114,747 kWh |
| Gross floor area | 201,899 sq ft |
| Source record | california:16102978:2023 |
The disclosure history
Year over year
| Year | Score | Δ | Site EUI | GHG emissions |
|---|---|---|---|---|
| 2023latest | — | 1.9 kBtu/ft² | 28 tCO₂e | |
| 2022 | — | 2.1 kBtu/ft² | 28 tCO₂e | |
| 2020 | — | 2.3 kBtu/ft² | 31 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.
Ownership
No owning organisation shown. Names of private individuals in the disclosure are not published here.
Own or manage this building? Claim it to correct the record and get compliance alerts.
Location
- Address
- 1800 3Rd Street, Sacramento
- City
- California
- State
- California
- ZIP
- 95811
- Coordinates
- 38.57385, -121.50747
Within ~1 km
Nearby benchmarked buildings
- 063 Natural Resources Hqscore —
Office · 888,284 sq ft
- Golden 1 Centerscore —
Indoor Arena · 837,124 sq ft
- Golden 1 Centerscore —
Indoor Arena · 779,200 sq ft
- 028 Ob28/Cdtfascore 92
Office · 644,293 sq ft
Office · 628,592 sq ft
- Wells Fargo Center Sacramentoscore 92
Office · 557,862 sq ft
See also: most efficient in California · biggest emitters
How does The Diggs 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 1.9 kBtu/ft² is about 97% 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 0.1 kgCO₂e/ft² is about 97% below the group average of 3.6 kgCO₂e/ft².
At 201,899 sq ft, it is about 33% above the average floor area of 151,937 sq ft for those buildings. It was built in 1911, 74 years earlier than 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 The Diggs's energy performance changed over time?
BuildingCensus holds 3 California disclosures for The Diggs, covering report years 2020, 2022, 2023. Site EUI moved from 2.3 kBtu/ft² (2020) to 1.9 kBtu/ft² (2023), a 17% decrease. Reported emissions went from 31 tCO₂e to 28 tCO₂e over the same span (down 11%).
What does a site EUI of 1.9 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. The Diggs's 1.9 kBtu/ft² across 201,899 sq ft works out to about 0.4 billion Btu (112 MWh-equivalent) in 2023. The disclosure also reports 114,747 kWh of electricity for the year.
Which law requires The Diggs to report its energy use?
The Diggs 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:16102978:2023). 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 office buildings in California
- 2875_8000 Marina Boulevard· 201,860 sq ft · EUI 47.7 kBtu/ft²
- Jet Propulsion Laboratory-1049/55/60-301-Central Engineering· 201,856 sq ft
- Terraces At Copley Point· 201,661 sq ft · score 79 (B)
- 475 Brannan Street (For Gresb/Measurabl)· 201,541 sq ft · score 85 (A)
- 3137 Zanker· 201,500 sq ft · EUI 26.9 kBtu/ft²
- Arboretum Gateway· 201,006 sq ft · score 79 (B)
- Office buildings in California· 6,214 benchmarked
- All California benchmarked buildings· AB 802 (Public Resources Code §25402.10)
- Most efficient large buildings in California
- Least efficient large buildings in California
- Biggest emitters in California
Frequently asked questions
What is The Diggs's energy grade?
The Diggs did not report an ENERGY STAR score in its 2023 disclosure, but its site energy-use intensity was 1.9 kBtu/ft².
How much energy does The Diggs use?
Its 2023 site energy-use intensity was 1.9 kBtu/ft² across 201,899 sq ft, including 114,747 kWh of electricity.
What are The Diggs's carbon emissions?
The Diggs reported 28 tCO₂e of greenhouse-gas emissions (0.1 kgCO₂e/ft²) for 2023.
Where is The Diggs?
The Diggs is at 1800 3Rd Street, Sacramento, in Sacramento, California 95811. Its coordinates are 38.57385, -121.50747 (latitude, longitude), as published in the Building Energy Benchmarking Program (statewide) file.
How big is The Diggs and when was it built?
The Diggs has 201,899 sq ft of gross floor area, as reported in its 2023 disclosure. The disclosure lists 1911 as its year built. It is classed as office.
Is The Diggs 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).
Working with California building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “The Diggs, Sacramento, California — 2023 benchmarking disclosure”, https://buildingcensus.com/buildings/california/the-diggs-d2ffb504 (data as of July 9, 2026).