San Francisco 2018 Municipal Election - Mayor

The San Francisco 2018 Municipal Election - Mayor took place on 2018-06-05. London Breed won after eight runoff rounds, and was also the Condorcet winner.

Runoff Rounds

This diagram shows the votes of each remaining candidate at each round, as well as the breakdown of votes transferred when each candidate was eliminated.

London Breed Mark Leno Jane Kim Angela Alioto Ellen Lee Zhou Richie Greenberg Amy Farah Weiss Michelle Bravo Write-In Antoine R. Rogers Exhausted Ballot London Breed Mark Leno Exhausted BallotRound 1Round 2Round 3Round 4Round 5Round 6Round 7Round 8

Pairwise Preferences

For every pair of candidates, this table shows what fraction of voters preferred one to the other. A preference means that either a voter ranks a candidate ahead of the other, or ranks a candidate but does not list the other. Ballots which list neither candidate are not counted towards the percent counts.

Less PreferredMore PreferredLondon BreedMark LenoJane KimAngela AliotoEllen Lee ZhouRichie GreenbergAmy Farah WeissMichelle BravoWrite-In Antoine R. RogersLondon BreedMark LenoJane KimAngela AliotoEllen Lee ZhouRichie GreenbergAmy Farah WeissMichelle BravoWrite-In Antoine R. Rogers50.6%54.8%77.4%89.1%91.5%84.6%96.6%100.0%49.4%53.2%75.2%88.0%90.6%93.4%96.2%100.0%45.2%46.8%70.7%87.1%88.4%92.8%95.3%100.0%22.6%24.8%29.3%75.7%82.2%70.7%91.9%100.0%10.9%12.0%12.9%24.3%58.5%44.1%76.9%99.9%8.5%9.4%11.6%17.8%41.5%37.6%71.4%99.9%15.4%6.6%7.2%29.3%55.9%62.4%80.1%100.0%3.4%3.8%4.7%8.1%23.1%28.6%19.9%99.8%0.0%0.0%0.0%0.0%0.1%0.1%0.0%0.2%

First Alternate

For every pair of candidates, this table shows the fraction of voters who ranked one candidate first ranked the other candidate second.

Second ChoiceFirst ChoiceLondon BreedMark LenoJane KimAngela AliotoEllen Lee ZhouRichie GreenbergAmy Farah WeissMichelle BravoWrite-In Antoine R. RogersLondon BreedMark LenoJane KimAngela AliotoEllen Lee ZhouRichie GreenbergAmy Farah WeissMichelle BravoWrite-In Antoine R. RogersExhausted Ballot30.0%22.0%16.8%3.5%2.4%1.9%1.2%0.0%22.2%25.6%50.2%9.3%1.5%1.9%1.7%0.6%0.0%9.3%17.0%66.8%4.8%2.4%0.5%2.9%0.5%0.0%5.0%26.8%20.7%12.4%5.4%8.3%3.5%2.9%0.0%20.0%25.1%10.9%12.9%17.9%10.8%2.7%2.1%0.0%17.6%15.5%12.5%5.3%22.6%9.5%3.7%3.3%0.0%27.6%11.2%19.4%34.2%10.4%6.4%5.4%5.3%0.0%7.7%13.2%13.0%10.1%20.6%12.3%8.6%6.7%0.0%15.6%100.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%

Final-round vote by First vote

For each candidate who was eliminated before the final round, this table shows which final-round candidate the eliminated candidate's first-round ballots went to.

Final Round ChoiceFirst ChoiceJane KimAngela AliotoEllen Lee ZhouRichie GreenbergAmy Farah WeissMichelle BravoWrite-In Antoine R. RogersLondon BreedMark LenoExhausted Ballot19.7%71.0%9.4%34.3%27.6%38.1%37.9%17.7%44.4%24.8%19.4%55.9%19.6%47.5%32.9%20.7%22.9%56.4%100.0%0.0%0.0%

Meta

NameSan Francisco 2018 Municipal Election - Mayor
Date2018-06-05
Total Ballots254,016
Input Formatus_ca_sfo
Tabulation Methodirv
Normalized Ballot Dataus/ca/sfo/2018/06/mayor/us_ca_sfo_2018_06_mayor.normalized.csv.gz

Raw Input Data

File NameSHA-1
us/ca/sfo/2018/06/20180627_masterlookup.txt030176016a69434bcc4353a502fbe0935bea3a0e
us/ca/sfo/2018/06/20180627_ballotimage.txt9544df621e257046b94e011dcb1a95bdb0148143
Creative Commons License
Created by Paul Butler. The content on this page may be reproduced freely under the terms of the CC BY license.