Ballotpedia's Election Analysis Hub, 2020
- Presidential election
- Congress elections
- State elections
- Local elections
- Voter information
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This page serves as a hub for our election overviews and analysis articles covering the 2020 elections. It is organized by level of government. Some analysis articles that are relevant to multiple levels of government are listed in multiple sections.
On this page, you will find links to:
- Analysis of elections to federal office, including the presidential election
- Analysis of elections to state office
- Analysis of local elections within our coverage scope
- Analysis of non-presidential primaries
- Analysis of Pivot Counties
- Our coverage of elections to specific offices
- Our state-specific election coverage
- Information on how elections are administered and how to vote
Clickhere with questions about our existing analysis content or to suggest new topics for analysis.
Federal politics
All 435 U.S. House seats, 34 U.S. Senate seats, and the presidency were up for regular elections in the 2020 elections. At the time of the election, the president and a majority of members of theU.S. Senate were Republicans, while a majority of members of theU.S. House were Democrats.
Election analysis
Presidential election
- Presidential battleground states
- Presidential campaign pageviews on Ballotpedia, 2020
- Presidential election campaign finance, 2020
- Comparison of 2020 presidential candidates to congressional and gubernatorial candidates by state
- Trends in the margins of victory for incumbents of three or more terms, 2018-2024
Congressional elections
- Ballotpedia's 2020 Candidate Connection report
- Control of the U.S. Senate
- Control of the U.S. House
- U.S. Senate battlegrounds, 2020
- U.S. House battlegrounds, 2020
- List of U.S. Congress incumbents who did not run for re-election in 2020
- New members elected to Congress
- U.S. House districts represented by a Republican and won by Hillary Clinton in 2016
- U.S. House districts represented by a Democrat and won by Donald Trump in 2016
- Congressional margin of victory analysis
- Congressional retirements by month, 2011-2020
- Comparison of state delegations to the 116th and 117th Congresses
- Rematches in 2020 general elections
- Party committee fundraising, 2019-2020
- States with both gubernatorial and U.S. Senate elections in 2020
- Analysis of rejected ballots in the 2020 general election
- Analysis of ballot curing in the 2020 general election
- Analysis of voter turnout in the 2020 general election
- Results of U.S. House elections in presidential election years, 1920-2020
- Ballotpedia's Top 15 elections to watch, 2020
- U.S. House leadership elections, 2021
- Annual Congressional Competitiveness Report, 2020
State politics
In November 2020, regular elections were held for 86 of 99 state legislative chambers, plus 11 gubernatorial offices, nine lieutenant gubernatorial offices, 10 attorney general offices, and seven secretary of state offices.
Election analysis
All state elections
- Ballotpedia's 2020 Candidate Connection report
- Noteworthy recounts in the United States
- Incumbent win rates by state
- Results of state elected officials seeking other offices, 2020
- Analysis of rejected ballots in the 2020 general election
- Analysis of ballot curing in the 2020 general election
- Analysis of voter turnout in the 2020 general election
- Ballotpedia's Top 15 elections to watch, 2020
- Split-ticket voting in statewide elections in 2018 and 2020
- Trends in the margins of victory for incumbents of three or more terms, 2018-2024
Trifectas
- State government trifectas in the 2020 elections
- Historical and potential changes in trifectas
- Trifecta vulnerability in the 2020 elections
- Presidential election results by trifecta status
- Gubernatorial and presidential split-ticket states
State executive elections
- Partisan balance of governors
- State government triplexes
- Annual State Executive Competitiveness Report, 2020
- States with both gubernatorial and U.S. Senate elections in 2020
State legislative elections
- Number of state legislators by party
- Annual State Legislative Competitiveness Report: Vol. 10, 2020
- Effect of the 2020 elections on redistricting
- Rematches in 2020 general elections
- State legislative veto-proof majorities
- State legislative battleground chambers, 2020
- Veto-proof state legislatures and opposing party governors in the 2020 elections
- Races decided by fewer than 100 votes
- Margin of victory analysis for the 2020 state legislative elections
- State legislative seats flipped
- State legislative special election changes in party control since 2010
- State legislative chambers that changed party control
- State legislative seats that changed party control
- Comparison of state legislative election and session dates, 2020
State ballot measures
- Ballot Measure Scorecard, 2020
- Ballotpedia's Tuesday Count for 2020
- Ballotpedia's top 15 ballot measures to watch on Nov. 3
Local elections
In 2020, Ballotpedia covered elections for mayor, city council, and all other city officials in the100 largest cities by population in the United States, as well as elections for county officials whose jurisdictions overlapped with those cities.
Election analysis
- Ballotpedia's 2020 Candidate Connection report
- Rematches in 2020 general elections
- Analysis of rejected ballots in the 2020 general election
- Analysis of ballot curing in the 2020 general election
- Analysis of voter turnout in the 2020 general election
Municipal elections
- Partisanship in United States municipal elections (2020)
- Trends in the margins of victory for incumbents of three or more terms, 2018-2024
Pivot Counties
Pivot Counties are the 206 counties nationwide that Ballotpedia identified as having voted forBarack Obama (D) in 2008 and 2012 andDonald Trump (R) in the2016 presidential election. These counties are sometimes referred to as swing counties by media and political observers.
Ballotpedia defines Pivot Counties won by Trump in 2020 asRetained Pivot Counties and those won byJoe Biden (D) asBoomerang Pivot Counties.
Trump won181 Retained Pivot Counties across 32 states to Biden's25 Boomerang Pivot Counties across 16 states.[1][2]
Presidential election
Congressional elections
State legislative elections
Analysis of Pivot Counties
Election coverage by office
Election coverage by state
Click your state on the map below to navigate to relevant election information.
See also:Elections by state and year.
Election resources
- ↑This analysis does not include counties in Alaska and certain independent cities due to variations in vote total reporting.
- ↑The raw data for this study was provided by Dave Leip ofAtlas of U.S. Presidential Elections in November 2020.
