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.
| 1999 North Dorset election [1] | |||
|---|---|---|---|
| Party | Seats before | Seats after | Change |
| Conservative Party | 1 | 16 | |
| Liberal Democrats | 17 | 10 | |
| Independents | 11 | 6 | |
| Other | 4 | 1 | |