Data and Reports

Under Seattle's Energy Benchmarking law, the City shares building data with the public annually. Transparency of Seattle's largest building's energy use helps drive the market to reward energy efficiency and create a continuous cycle of improvement and demand for high-performing buildings. To track aggregate trends in performance, the program publishes data on Seattle Open Data and the Energy Benchmarking Map.

Download Benchmarking Data from Open Data

Detailed building energy performance data is available for reporting years 2015 through 2023 on the City of Seattle's Open Data portal.

Building Energy Benchmarking Data (2015-2023)

Benchmarking Performance Ranges by Building Type (2015-2023)

How Does Your Building Stack Up?

Seattle's Energy Benchmarking Map allows users to explore the energy and climate impact of Seattle's largest non-residential and multifamily buildings. Click on any building subject to the benchmarking law to view a snapshot of that building's performance. Within the snapshot, users have the option to view a more detailed Building Performance Report.

Search for a building

Screenshot of Interactive Benchmarking Map

Click "View the Building Report"

Screenshot of Benchmarking Report Example

Analysis Reports

Summary analysis reports have been periodically published to communicate early implementation results from Seattle's benchmarking law. Key performance indicators are annually updated to track changes in the performance of benchmarked buildings. Past reports are available for reference below. 

Sustainability and Environment

Jessyn Farrell, Director
Address: 700 5th Avenue, #1868, Seattle, WA, 98104
Mailing Address: PO Box 94729, Seattle, WA, 98124-4729
Phone: (206) 256-5158
OSE@seattle.gov

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