The tight race for Waterloo mayor centers on a rematch between incumbent Dorothy McCabe and challenger Shannon Weber, with multiple lower-profile candidates splitting minimal support ahead of the October 26 vote. Key drivers include voter priorities around property tax increases—municipal levies rose sharply since 2023—housing development pace, downtown revitalization, and regional issues such as homelessness. Recent campaign forums highlighted contrasts in approach, with Weber emphasizing suburban outreach and accountability while McCabe defends her record on affordability initiatives and institutional partnerships. The even pricing across leading options reflects limited polling data, variable turnout patterns between core wards and outlying areas, and the plurality voting system that rewards efficient geographic support. Late developments like candidate absences or policy contrasts on spending could still shift margins in the final weeks.