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DODO's collections of original data and research reports on elections and democracy around the world. Free to download and use.
DODO's collections of original data and research reports on elections and democracy around the world. Free to download and use.
Datasets
Datasets
Original data on elections and democracy. See each dataset desription for details about content, documentation, access, and attribution.
Electoral Systems of the World (dataset)
Electoral Systems of the World (dataset)
Data on legislative electoral systems, including size and number of houess of legislature, method of election, and district magnitude for ~200 countries. This database is a work in progress and will be regularly updated.
Browse the data below or access the full dataset here.
Documentation: Codebook and data limitations (links coming)
Attribution: When publishing any product using this dataset, please cite its source as: "Doctors of Democracy, Electoral Systems of the World Dataset (last updated Month DD, YYYY)" with a link to this page.
Sources include IFES, ACE, IPU Parline, as well as news reports, election results websites, and legal documents.
Report any errors or omissions at info@doctorsofdemocracy.org
Last updated: July 13, 2026.
Convenience Voting in the US (dataset)
Convenience Voting in the US (dataset)
Data on current (July 2026) state laws and policies on early, absentee, and mail voting, including
Browse the data below or access the full dataset here (links coming)
Documentation: Codebook and data limitations (links coming)
Attribution:
Sources include state electoral and legal websites and Election Law Navigator.
Report any errors or omissions at info@doctorsofdemocracy.org
Last updated: July 13, 2026.
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