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Download geographic data

Download election district and precinct geography provided though the King County geographic information systems (GIS) data portal. You will need GIS or mapping software to view or use the data sets. These files are compressed using the 7-Zip format .

Types of files available for download


  • Geodatabase: A database or file structure used to store, query, and manipulate spatial data. Geodatabases store geometry, a spatial reference system, attributes, and behavioral rules for data. Geodatabases can be stored in relational database management systems, or in a system of files.

  • Shapefile: An open specification data format for storing the location, shape, and attributes of geographic features, it can be used with a variety of software programs.

  • KMZ: A compressed KML (Keyhole Markup Language) file, an open specification xml notation format for expressing geographic annotation and visualization information, this can be used with several desktop and internet-based GIS browsers

Download current precinct list

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