Elections to North Dorset District Council were held on 6 May 1999, alongside other local elections across the United Kingdom. The Liberal Democrats lost the council to no overall control.
| Results[1] | ||||
|---|---|---|---|---|
| Party | Seatsbefore | Seatsafter | Change | |
| Conservative Party | 1 | 16 | 15 | |
| Liberal Democrats | 17 | 10 | 7 | |
| Independents | 11 | 6 | 5 | |
| Other | 4 | 1 | 3 | |