| Election Name: | 1999 Welsh local elections |
| Country: | Wales |
| Type: | parliamentary |
| Ongoing: | no |
| Previous Election: | 1995 Welsh local elections |
| Previous Year: | 1995 |
| Next Election: | 2004 Welsh local elections |
| Next Year: | 2004 |
| Seats For Election: | All 1,270 seats to 22 Welsh councils |
| 3Blank: | Swing (pp) |
| Leader1: | Alun Michael |
| Leader Since1: | 20 February 1999 |
| Party1: | Welsh Labour Party |
| Seats1: | 563 |
| Seat Change1: | 163 |
| 1Data1: | 338,470 |
| 2Data1: | 34.4% |
| 3Data1: | 9.2% |
| Leader2: | Dafydd Wigley |
| Leader Since2: | 1991 |
| Party2: | Plaid Cymru |
| Seats2: | 205 |
| Seat Change2: | 92 |
| 1Data2: | 179,212 |
| 2Data2: | 18.2% |
| 3Data2: | 5.7% |
| Leader4: | Richard Livsey |
| Leader Since4: | 1997 |
| Party4: | Welsh Liberal Democrats |
| Seats4: | 98 |
| Seat Change4: | 19 |
| 1Data4: | 132,091 |
| 2Data4: | 13.4% |
| 3Data4: | 3.2% |
| Leader5: | William Hague |
| Leader Since5: | 19 June 1997 |
| Party5: | Welsh Conservative Party |
| Seats5: | 75 |
| Seat Change5: | 33 |
| 1Data5: | 99,565 |
| 2Data5: | 10.1% |
| 3Data5: | 2.0% |
| Map Size: | 400px |
The 1999 Welsh local elections, were held on 6 May in 22 local authorities, as part of the wider 1999 UK local elections.
| Party | Votes[1] | % | +/- | Councils | +/- | Seats | +/- | |
|---|---|---|---|---|---|---|---|---|
| 338,470 | 34.4% | 9.2% | 8 | 6 | 563 | 163 | ||
| 187,345 | 19.1% | 1.2% | 3 | 1 | 295 | 3 | ||
| 179,212 | 18.2% | 5.7% | 3 | 2 | 205 | 92 | ||
| 132,091 | 13.4% | 3.2% | 0 | 98 | 19 | |||
| 99,565 | 10.1% | 2.0% | 0 | 75 | 33 | |||
| 8,328 | 0.8% | 0.3% | 0 | 1 | 1 | |||
| 37,788 | 3.8% | 0.2% | 0 | 33 | 13 | |||
| n/a | n/a | n/a | 8 | 5 | n/a | n/a | ||
In all 22 Welsh councils the whole of the council was up for election.
| Council | Previous control | Result | Details | ||
|---|---|---|---|---|---|
| Blaenau Gwent | hold | Details | |||
| Bridgend | hold | Details | |||
| Caerphilly | gain | Details | |||
| Cardiff | hold | Details | |||
| Carmarthenshire | hold | Details | |||
| Ceredigion | gain | Details | |||
| Conwy | hold | Details | |||
| Denbighshire | hold | Details | |||
| Flintshire | hold | Details | |||
| Gwynedd | hold | Details | |||
| Isle of Anglesey | hold | Details | |||
| Merthyr Tydfil | gain | Details | |||
| Monmouthshire | gain | Details | |||
| Neath Port Talbot | hold | Details | |||
| Newport | hold | Details | |||
| Pembrokeshire | hold | Details | |||
| Powys | hold | Details | |||
| Rhondda Cynon Taf | gain | Details | |||
| Swansea | hold | Details | |||
| Torfaen | hold | Details | |||
| Vale of Glamorgan | gain | Details | |||
| Wrexham | gain | Details | |||