The 1986 Kingston upon Thames Council election took place on 8 May 1986 to elect members of Kingston upon Thames London Borough Council in London, England. The whole council was up for election and the council went into no overall control.[1]
| Party | Votes | Seats | ||||||
| Conservative Party | 49,308 (39.44%) | 12.47 | 24 (48.0%) | 16 | ||||
| SDP-Liberal Alliance | 47,863 (38.28%) | 8.09 | 22 (44.0%) | 15 | ||||
| Labour Party | 26,583 (21.26%) | 3.67 | 4 (8.0%) | 1 | ||||
| Green Party | 1,016 (0.81%) | 0 (0.0%) | ||||||
| Ind. Conservative | 148 (0.12%) | 0 (0.0%) | ||||||
| Ind. Labour | 84 (0.07%) | 0 (0.0%) | ||||||
| Independent | 26 (0.02%) | 0 (0.0%) | ||||||