ranked.vote // San Francisco Board of Supervisors, District 8

The San Francisco Consolidated Statewide Primary Election was held on June 5, 2018. Rafael Mandelman was the winner out of 3 candidatesafter 1 elimination round.

Rafael Mandelman was also the Condorcet winner.

Rafael MandelmanJeff SheehyLawrence “Stark” DagesseEliminated in round 1

Runoff Rounds

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

Note that the tabulation (but not the winner) may differ from the official count. You can read more about why this is.

Round 1Round 2Rafael MandelmanJeff SheehyLawrence “Stark” DagesseExhaustedRafael MandelmanJeff SheehyExhausted

Pairwise Preferences

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

Less-preferred Candidate
Preferred Candidate
Jeff Sheehy
Lawrence “Stark” Dagesse
Rafael Mandelman
Jeff Sheehy89.4%38.8%
Lawrence “Stark” Dagesse10.6%7.5%
Rafael Mandelman61.2%92.5%

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 Choice
First Choice
Jeff Sheehy
Lawrence “Stark” Dagesse
Rafael Mandelman
Exhausted
Jeff Sheehy12.6%56.9%30.5%
Lawrence “Stark” Dagesse34.5%45.4%20.1%
Rafael Mandelman54.3%11%34.7%

Ranking Distribution

This shows how many candidates voters ranked, both overall and broken down by each candidate's first-choice supporters. This reveals whether some candidates attracted voters who ranked multiple candidates versus those who ranked fewer candidates.

Number of Candidates Ranked
Candidate
1
2
3
All Candidates
(33,262 voters)
32.8%28.6%38.6%
Rafael Mandelman
(19,996 voters)
34.7%29.7%35.6%
Jeff Sheehy
(12,669 voters)
30.5%27.4%42.1%
Lawrence “Stark” Dagesse
(597 voters)
20.1%15.6%64.3%

Final Vote by First Choice

This table tracks which candidate ballots were ultimately allocated to, among ballots that ranked an eliminated candidate first.

Final Round Choice
First Round Choice
Jeff Sheehy
Rafael Mandelman
Exhausted
Lawrence “Stark” Dagesse34.5%45.4%20.1%

This report was generated by ranked.vote and may be reproduced under CC-BY. Learn more about ranked.vote.

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