1950 Hamilton, Ontario, municipal election

In the months before the vote, rumours circulated the city that the city's popular mayor, Lloyd Jackson, would face a serious contest from a number of prominent Controllers, namely William K. Warrender and Henry Arnott Hicks. Despite their amicable relationship with the mayor, their terms on council were widely viewed as spent establishing themselves for a mayoral run.[2]

On November 17, Labor-Progressive Party executive member and former city Controller Helen Anderson Coulson announced her intention to stand against the mayor. Discussions concerning possible opponents for the mayor waned after Warrender and Hicks announced their intentions to stand for re-election to the Board of Control, and the possibility of an acclamation for the mayoralty seemed certain. Coulson made the announcement, stating, "In view of the urgent need for the labour movement to oppose a second term for the sitting incumbent mayor, I have decided...to contest the mayoralty.[3]

Coulson's announcement brought both indignation and dismissal from prominent officials in the city, with Mayor Jackson simply quipping, "Let her come", while Controller Warrender pressed the fact that an avowed Communist was seeking the highest office in the city and the voters should rebuke her for her views.[3] Hicks made a statement to the Spectator the following day, saying that the voters of Hamilton should be, "stirred out of their lethargy to realize that there are Communists in our midst making a bold bid for support.[4]

The city's organized labour movement convened shortly after the close of nominations to study the issue of mayoral endorsement. Rather than take the side of Mayor Jackson, a conservative-minded politician or that of Coulson, an avowed Communist, the city's unions pushed for a stronger get-out-the-vote campaign and made individual endorsements for aldermanic and controller seats.[6]

Jackson was endorsed by a number of groups, most prominently a taxpayers group called Hamiltonians for Sound Civic Government. Calling itself a group of 'public-spirited citizens', Hamiltonians for Sound Civic Government paid for a series of advertisements in the Hamilton Spectator, supporting the mayor and most of the sitting Board of Control.[7][8]

Coulson was shut out of most advertising in the Spectator, while Jackson maintained a considerable presence, actively highlighting his platform points of reevaluating the city's tax assessment process, constructing more public recreation facilities, including outdoor pools and skating rinks, and improving traffic in the city core.[9]

During the time of the election, Jackson found himself embroiled in controversy over comments made concerning potential annexation of land in Barton Township to the south of the city's limits at Fennell Avenue. City engineers noted that it would be appropriate for Hamilton to take control of lands as far south as Limeridge Road. Controllers debated the necessity of expanding farther onto the Mountain, urging the mayor to instead consider looking to lands along the shore of Lake Ontario.[10]

On election night, Jackson told the Spectator, "I cannot tell you just what it means to one's faith, confidence, and courage to know that the great majority of the citizens are behind one", with the paper editorializing that the win was a "vote of confidence in the mayor's leadership, and a tribute to his vigorous administration of civic affairs."[11]