stv.vote // Cambridge, MA City Council

The Cambridge, MA November 2019 was held on November 5, 2019. 9 seats were filled using Single Transferable Vote from 23 candidates over 18 rounds.

In STV, candidates who reach the quota (2,105 votes) are elected. Surplus votes above the quota are transferred to voters' next preferences. When no candidate reaches the quota, the candidate with the fewest votes is eliminated and their votes are transferred.

Elected candidates:

  1. Sumbul Siddiqui
  2. Denise Simmons
  3. Patricia Nolan
  4. Marc McGovern
  5. Alanna Mallon
  6. Quinton Zondervan
  7. Dennis Carlone
  8. Jivan Sobrinho-Wheeler
  9. Timothy Toomey

Votes needed to win: 2,105 votes 21,0469+1+1\left\lfloor \frac{21,046}{9 + 1} \right\rfloor + 1

Votes needed to win: 2,105Sumbul SiddiquiElected in round 1Denise SimmonsElected in round 10Patricia NolanElected in round 14Alanna MallonElected in round 17Marc McGovernElected in round 17Quinton ZondervanElected in round 17Dennis CarloneElected in round 19Jivan Sobrinho-WheelerElected in round 19Timothy ToomeyElected in round 19Craig KelleyEliminated in round 18Burhan AzeemEliminated in round 16Adriane MusgraveEliminated in round 15Nicola WilliamsEliminated in round 13John PitkinEliminated in round 12Derek KoponEliminated in round 11Sukia AkibaEliminated in round 9Charles FranklinEliminated in round 8Ben SimonEliminated in round 7Risa MednickEliminated in round 6Ilan LevyEliminated in round 5Jeffery McNaryEliminated in round 4Gregg MoreeEliminated in round 3Write-inEliminated in round 2

STV 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 elected (surplus transfers) or 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 2Round 3Round 4Round 5Round 6Round 7Round 8Round 9Round 10Round 11Round 12Round 13Round 14Round 15Round 16Round 17Round 18Sumbul SiddiquiDenise SimmonsTimothy ToomeyPatricia NolanMarc McGovernDennis CarloneCraig KelleyQuinton ZondervanJivan Sobrinho-WheelerAlanna MallonBurhan AzeemAdriane MusgraveNicola WilliamsJohn PitkinDerek KoponSukia AkibaCharles FranklinBen SimonRisa MednickIlan LevyJeffery McNaryGregg MoreeWrite-inExhaustedSumbul SiddiquiDenise SimmonsTimothy ToomeyPatricia NolanMarc McGovernDennis CarloneCraig KelleyQuinton ZondervanJivan Sobrinho-WheelerAlanna MallonExhausted

Candidate Clustering

This visualization shows candidates positioned based on second-choice transfers. Candidates whose voters frequently rank each other appear closer together, forming natural "clusters" or voting blocs.

Distance is based on the First Alternate table below — if voters who rank candidate A first often rank candidate B second (and vice versa), they'll appear close together. In STV, proportional representation means winners should be distributed across different clusters, representing diverse voter preferences.

Circle size indicates first-round vote share. Green circles are elected candidates. Hover over candidates to see their top second-choice transfers.

MusgraveMallonSimonAzeemFranklinKelleySimmonsCarloneKoponMoreeLevyMcNarySobrinho-WheelerPitkinMcGovernWilliamsNolanZondervanMednickAkibaSiddiquiToomeyWrite-inLegendElectedNot elected

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.

Note: In multi-seat STV elections, pairwise preferences show overall voter sentiment but don't directly determine outcomes, since votes transfer through multiple elimination and surplus rounds.

Less-preferred Candidate
Preferred Candidate
Dennis Carlone
Sumbul Siddiqui
Patricia Nolan
Timothy Toomey
Alanna Mallon
Marc McGovern
Jivan Sobrinho-Wheeler
Denise Simmons
Quinton Zondervan
Craig Kelley
Burhan Azeem
Adriane Musgrave
Nicola Williams
John Pitkin
Derek Kopon
Sukia Akiba
Charles Franklin
Ben Simon
Risa Mednick
Ilan Levy
Jeffery McNary
Gregg Moree
Write-in
Dennis Carlone0%40.3%47.7%54.4%47.7%46.8%56.4%43.6%44.1%52.8%62.4%59.2%58.8%74.2%75.8%75.4%74.1%75%67.9%89.5%89.7%91.8%99%
Sumbul Siddiqui59.7%0%57.4%71.1%61.4%60.2%70.6%60.1%55.5%60.5%77.1%73.8%65%72.9%73.9%85.8%78.5%75.1%81.9%91.3%93%94.5%99.3%
Patricia Nolan52.3%42.6%0%57.2%48.7%48.4%58.4%47.1%48%53.9%64.2%60.1%62.2%78.7%76.4%77.8%72.7%78.9%68.6%90.2%90.3%92.9%99.1%
Timothy Toomey45.6%28.9%42.8%0%36.2%35.9%47.3%30.9%40.7%46%54%49.1%48.4%60.7%61.2%71.6%64.1%61.3%60.2%85.1%86.7%90.9%98.7%
Alanna Mallon52.3%38.6%51.3%63.8%0%52.9%60.8%48.8%47.3%53.2%66.7%67.8%57.5%68.2%68.7%79.5%71.8%69.3%77.5%88.8%91.5%93.8%99%
Marc McGovern53.2%39.8%51.6%64.1%47.1%0%59.7%48.8%47.5%53.8%65.9%64.7%56.9%68.2%68%78.3%71.4%69%74.6%88.2%90.7%93.8%99%
Jivan Sobrinho-Wheeler43.6%29.4%41.6%52.7%39.2%40.3%0%37.4%37.5%44.6%57.8%51.9%48.9%60.2%61.6%71.8%67.2%63.6%65%84.3%86.5%89.2%98.6%
Denise Simmons56.4%39.9%52.9%69.1%51.2%51.2%62.6%0%51.2%56.8%68.6%64.7%60.2%69.8%70.2%82.2%73.8%71.8%74.7%89.8%92%94.4%99%
Quinton Zondervan55.9%44.5%52%59.3%52.7%52.5%62.5%48.8%0%55.9%68.6%64.8%65%76.9%78.3%81.1%80%79.9%73%91.8%91.9%93.1%99.1%
Craig Kelley47.2%39.5%46.1%54%46.8%46.2%55.4%43.2%44.1%0%61.4%58.6%55.9%72.7%74.5%75.3%69%72.8%65.4%89.2%89.9%92.6%98.9%
Burhan Azeem37.6%22.9%35.8%46%33.3%34.1%42.2%31.4%31.4%38.6%0%46.6%40.2%54.5%56%65.1%59.1%54.9%59%81.1%84.2%87.7%98.3%
Adriane Musgrave40.8%26.2%39.9%50.9%32.2%35.3%48.1%35.3%35.2%41.4%53.4%0%45.5%58.9%58.6%69.4%61.4%59.7%62.1%82.5%85.5%89.2%98.5%
Nicola Williams41.2%35%37.8%51.6%42.5%43.1%51.1%39.8%35%44.1%59.8%54.5%0%65.6%66.3%74.5%70.1%70.8%64.1%87.4%88.7%90.4%98.8%
John Pitkin25.8%27.1%21.3%39.3%31.8%31.8%39.8%30.2%23.1%27.3%45.5%41.1%34.4%0%48.3%60.1%52.2%55.5%48.8%78.6%79.6%84.1%97.8%
Derek Kopon24.2%26.1%23.6%38.8%31.3%32%38.4%29.8%21.7%25.5%44%41.4%33.7%51.7%0%58.9%51.3%54.6%49.2%79.9%81.4%85.3%97.9%
Sukia Akiba24.6%14.2%22.2%28.4%20.5%21.7%28.2%17.8%18.9%24.7%34.9%30.6%25.5%39.9%41.1%0%43%40%38.7%71.3%74.8%80.2%96.8%
Charles Franklin25.9%21.5%27.3%35.9%28.2%28.6%32.8%26.2%20%31%40.9%38.6%29.9%47.8%48.7%57%0%48.8%47.9%77.9%80.6%83.8%97.8%
Ben Simon25%24.9%21.1%38.7%30.7%31%36.4%28.2%20.1%27.2%45.1%40.3%29.2%44.5%45.4%60%51.2%0%48.2%77.9%79.4%83.5%98%
Risa Mednick32.1%18.1%31.4%39.8%22.5%25.4%35%25.3%27%34.6%41%37.9%35.9%51.2%50.8%61.3%52.1%51.8%0%77.6%80.1%87.4%97.9%
Ilan Levy10.5%8.7%9.8%14.9%11.2%11.8%15.7%10.2%8.2%10.8%18.9%17.5%12.6%21.4%20.1%28.7%22.1%22.1%22.4%0%56.4%64.3%93.6%
Jeffery McNary10.3%7%9.7%13.3%8.5%9.3%13.5%8%8.1%10.1%15.8%14.5%11.3%20.4%18.6%25.2%19.4%20.6%19.9%43.6%0%61.5%93%
Gregg Moree8.2%5.5%7.1%9.1%6.2%6.2%10.8%5.6%6.9%7.4%12.3%10.8%9.6%15.9%14.7%19.8%16.2%16.5%12.6%35.7%38.5%0%90.3%
Write-in1%0.7%0.9%1.3%1%1%1.4%1%0.9%1.1%1.7%1.5%1.2%2.2%2.1%3.2%2.2%2%2.1%6.4%7%9.7%0%

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
Dennis Carlone
Sumbul Siddiqui
Patricia Nolan
Timothy Toomey
Alanna Mallon
Marc McGovern
Jivan Sobrinho-Wheeler
Denise Simmons
Quinton Zondervan
Craig Kelley
Burhan Azeem
Adriane Musgrave
Nicola Williams
John Pitkin
Derek Kopon
Sukia Akiba
Charles Franklin
Ben Simon
Risa Mednick
Ilan Levy
Jeffery McNary
Gregg Moree
Write-in
Exhausted
Dennis Carlone0%3.6%20.8%1%2.4%3.2%1.4%2.1%19.8%22.8%0.5%0.8%3.2%1.9%3.7%0.5%7.9%0.4%1.1%0.2%0.3%0%0.1%2.2%
Sumbul Siddiqui2.2%0%3%3.7%17.8%9.3%6.8%16.8%7.2%3%6.3%4.9%2.1%0.6%0.4%3.2%1.2%1.2%1.9%0.3%0.2%0.1%0%7.6%
Patricia Nolan18.9%6.4%0%1.9%3.7%4.1%1.3%3.4%13.9%18.5%0.8%1.6%7.8%5.2%5.1%1.1%0.8%1.4%1.1%0.7%0.5%0.2%0%1.8%
Timothy Toomey2.9%6.7%3.3%0%6.7%13.8%0.9%19.7%3.5%11.9%0.6%1.3%1%0.9%0.3%1.4%0.8%0.8%0.2%1.4%0.4%0.6%0.2%20.6%
Alanna Mallon2.6%28.8%3.9%5.2%0%18.7%2.2%8.2%4.2%4.3%2%6.7%1.5%1%0.6%2.2%1%0.4%2.2%0.6%0.6%0.4%0.2%2.6%
Marc McGovern3.1%17.1%3.4%8.6%15.8%0%2.6%20.4%2.7%6%2.9%4.9%1.1%1.5%0.6%0.7%0.5%0.6%1.9%0.2%0.5%0.4%0.1%4.4%
Jivan Sobrinho-Wheeler3.2%15.9%2.2%2.2%4.6%3%0%2.7%15.5%0.9%12.6%6.8%5.5%0.7%0.9%2.2%2.9%11.9%3%0.6%0.4%0.1%0.1%2.1%
Denise Simmons3%18.7%2.5%15.3%8.2%15.1%1.7%0%2.8%3.2%2.1%2.9%5%1.3%0.4%2%1.3%1.8%1.7%0.2%0.6%0.2%0%10.2%
Quinton Zondervan17.9%11.9%8.5%2.3%3%4.3%10.6%4.1%0%4.7%2.7%1.5%12.5%2.3%2.8%1.7%2.9%2.7%0.9%0.6%0.1%0.1%0%1.8%
Craig Kelley18.6%4.5%20%3.8%6.2%7.3%1.2%5.8%9.2%0%0.8%2.2%2.6%3.6%5.7%0.6%1%1.1%1.1%0.4%0.2%0.4%0.1%3.7%
Burhan Azeem0.8%17.1%1.7%1.3%16%8%14%4.9%3.8%1%0%11.1%1.6%0.6%1.4%3.9%4.1%0.6%2%0.5%0.7%0.2%0%4.7%
Adriane Musgrave2.4%18.1%4.6%1.4%14.1%10.9%9.3%4.4%4.6%4.4%9.4%0%1.1%1.7%1%1.4%2.8%0.8%4%0.3%0.3%0.4%0%2.8%
Nicola Williams4.8%6.9%15.5%2.1%1.6%1.4%5%11.1%19.7%2.7%2.9%2.1%0%2.2%2.2%2.1%5.3%6.7%1.6%0.2%0.2%0.3%0%3.4%
John Pitkin7.3%6%12%3%3.2%3.6%1.9%4.5%12.4%12.4%0.8%1.1%9.2%0%9.2%1.1%1.1%2.8%1.5%1.3%0.9%0.4%0%4.1%
Derek Kopon12.1%2.5%19.3%1.4%1.8%1.6%2.5%0.6%7%13.1%1.8%2.9%4.3%17.2%0%1.8%1.4%1.4%0.4%1.4%1.2%1.4%0%2.5%
Sukia Akiba2.5%11.7%4.7%1.1%10.1%2.2%5%8.7%3.6%2.5%14.8%3.4%7.8%1.7%1.7%0%5.6%2.5%2.8%1.4%1.1%0.3%0%4.7%
Charles Franklin6.5%4.7%6.9%2.2%4.4%4.7%9.3%5.9%8.1%3.7%6.2%5%3.1%3.1%6.5%4.4%0%5.6%2.5%0.9%2.8%0%0%3.4%
Ben Simon5.5%7.2%5.5%4.8%2.4%2.7%19.6%5.8%12.7%2.1%2.7%0.7%7.9%2.7%1.4%2.7%5.8%0%2.1%0%1%0%0%4.5%
Risa Mednick8.5%15.7%10.6%1.3%5.9%6.4%4.7%6.4%5.9%3.4%3.4%10.2%2.5%5.5%0.8%0.8%1.3%0.4%0%0.4%0.8%2.1%0%3%
Ilan Levy11.2%3.7%4.7%4.7%2.8%1.9%0.9%2.8%12.1%6.5%1.9%0.9%5.6%2.8%10.3%4.7%6.5%4.7%1.9%0%1.9%0%0.9%6.5%
Jeffery McNary0%5.5%5.5%6.8%4.1%6.8%5.5%8.2%8.2%4.1%2.7%5.5%1.4%2.7%2.7%4.1%5.5%2.7%6.8%5.5%0%0%0%5.5%
Gregg Moree0%4.4%11.1%15.6%0%2.2%0%8.9%0%2.2%0%6.7%0%2.2%6.7%4.4%4.4%2.2%0%4.4%4.4%0%0%20%
Write-in0%0%11.8%11.8%0%11.8%0%5.9%0%0%0%0%0%0%0%0%5.9%5.9%0%0%0%5.9%0%35.3%

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