Elections and Voting Data Guide: United States (U.S.) and International

Repository of results of approximately 1900 elections from 170 countries at the constituency level for lower house national legislative elections. Includes votes received by each candidate/party, total votes cast, number of eligible voters, and seat figures where available. Available in Stata, SPSS, and raw data formats. Dates are variable, but generally 1945+, though some developed countries go back to the 1800s. See coverage. Now also includes shapefiles for electoral constitutencies for 74 countries (only Brazil, Sweden, and the US currently have historical maps).

Harmonizes and validates results (party and alliance seat and vote shares) for lower parliamentary chamber elections in 207 countries from 1880 to 2015 from 5 major datasets. Each observation is a party-election year, covering 3569 elections and 3282 parties. Parties receiving less than 5% of the vote are excluded. Uses harmonized party names and codes from Party Facts. An updated version excluding some smaller countries is incorporated in the V-Party dataset.

Covers 180 countries, 1975-2020. Codes 125 variables about executives, governments, and parties. Among other things, it contains:

• date of election, vote share & seat share for government and opposition parties in the legislature, and vote share for executives, including presidents
• coding for electoral rules, checks and balances, and federalism
• fragmentation of opposition and government parties in the legislature
• nationalist, rural, religious, and partisan economic orientation of government/opposition parties

Statistics for national legislative and presidential elections from 182 countries, mostly late 1990s forward. Many elections have regional or subnational breakdowns. All results are in text format. Many countries also have electoral maps showing subnational results. (Browse using the alphabetical index at the top left.)

The International Foundation for Electoral Systems (IFES) reports result totals for presidential, parliamentary, and (some) subnational election results for a large number of countries. Includes voter turnout and government structure, by region and country, 1998-present. Also has a useful calendar of upcoming elections around the world. Web-based format.

List of election articles on Wikipedia by country. Useful for context, some data, and links to country election sources. Can also be useful to browse elections by year.

Constituency election results in over 100 countries throughout the world for a variety of dates. Includes votes won by very small parties, independents, and frequently includes candidate names. (Data is being folded into the CLEA project.) Also includes data on some regional and ethnic parliamentary elections. 1940s-2017. Data in Excel format.

Provides election data at the constituency level for democratic countries around the world for national parliamentary elections. Compiled from official election results by Dawn Brancati, Washington Univ. of St. Louis. Data in Excel format. Dates vary, but generally 1945-2008.

Has results of legislative and presidential elections for many countries, primarily in Europe and Latin America, as HTML tables. Some countries include subnational (state/provincial) results. Also includes links to official sources for these and many more countries. Results available for download in CSV format for 21 (mostly European) countries, 1990s-2019.

Covers national parliamentary elections for current EU members states plus the UK, Norway, Turkey, and Switzerland 1990-2020 and European Parliament elections for current EU member states (plus the UK) ~1994-2020. Reports election results according to the EU's regional territorial statistical classification, NUTS, at the lowest level of aggregation NUTS 3 whenever possible. This allows easy merging to Eurostat regional- or country-level data. Also includes party codes from PartyFacts for over 800 parties, making EU-NED compatible with many datasets on political parties.

Results and turnout for European Parliament elections, national parliamentary elections, and regional assembly elections, each reported by region (e.g., state, province, 2nd tier subnational government, etc.), 1945-2015. Data in Excel. Also provides datasets comparing the national and regional vote in elections.

Provides a comprehensive dataset of local/municipal, state, and federal election results in Germany presented by municipality. All datasets include turnout and vote shares for all major parties. Also geographically harmonizes the data to align to 2021 municipal and/or county boundaries. Election coverage: municipal 1990-2020; state 2006-2019; federal 1990-2021 (harmonized county and municipal), 1953-2021 (unharmonized). Data in .csv or .rds; also includes shapefiles.

Pippa Norris's collection of British Parliamentary election results by constituency merged with UK census data, 1992-present. (Scroll down for the earlier files.) Data in multiple formats.

"Contains national election results (vote shares) for 996 parties, alliances, and independents that ran in 137 national parliamentary elections in 25 European democracies between January 1st, 1919 and August 31st, 1939. Additionally, AIEEDA offers detailed time-invariant ideological and organizational variables for 401 parliamentary parties and 35 party alliances with seats in parliament, along with time-variant data on their participation in 412 cabinets." Also includes geo-coded constituency/municipality-level election results for Estonia, Ireland, Italy, Latvia, the Netherlands, and Yugoslavia. Data in .csv.

Data handbook with historical electoral information and electoral results at the constituency level for lower house legislative elections. Much, though not all, of the returns are included in CLEA. Data in machine readable format from an accompanying CD-ROM is available (restricted).

Collection of data handbooks on elections in North and South America (2005), Africa (1999), Asia & the Pacific (2001), and Europe (2010) provide results of parliamentary and presidential elections as well as important context about electoral systems, transparency and fairness, and reliability of statistics. Some are also available as ebooks.

The Trivedi Centre for Political Data at Ashoka University has created constituency level datasets of Indian parliamentary (Lok Sabha) and state assembly (Vidhan Sabha) elections, 1962-present. Some candidate demographics are included. Site also includes numerous data visualizations/charts/maps. Data in .csv.

Election results for the 48 countries of Sub-Saharan Africa, generally 1990-2011, though some countries have results for earlier elections. Also includes subnational breakdowns for some national elections as well as results for some subnational elections. Results in HTML.

Hosted by Georgetown and the Organization of American States, this site, no longer updated, contains results in HTML for many Latin American elections. Generally 1990s-2010, though some countries have results back to 1945.

Now dated collection of links to electoral data for Latin America, grouped by country. Each link has a description of what data is available and for which years, mostly late 1990s to 2008; some links may no longer work.

References to election statistics culled from books on selected Latin American countries with chronologies of elections since independence at the municipal, state, and federal levels. The statistics themselves are not reproduced here except occasionally; instead, the focus is on identifying sources of electoral statistics. No longer updated, but good starting point for historical elections research in Latin America from the 1800s to around 2000.