| Name | Party | Ward | End of Term |
|---|
| Phil Lightfoot | Independent / Other | Argoed / Argoed | 2021 |
| Hilary McGuill | Liberal Democrats | Aston / Aston | 2021 |
| Robin Guest | Liberal Democrats | Aston / Aston | 2021 |
| Clive Carver | Conservative and Unionist | Bagillt East | 2021 |
| Ian Roberts | Labour Party | Bagillt West | 2021 |
| Ann Minshull | Labour Party | Broughton North East | 2021 |
| Mike Lowe | Labour Party | Broughton South | 2021 |
| Derek Butler | Labour Party | Broughton South | 2021 |
| Marion Bateman | Independent / Other | Brynford | 2021 |
| Mike Peers | Independent / Other | Buckley Bistre East | 2021 |
| Colin Legg | Independent / Other | Buckley Bistre East | 2021 |
| Andy Dunbobbin | Labour Party | Buckley Bistre West | 2021 |
| Brian Lloyd | Independent / Other | Buckley Bistre West | 2021 |
| Nancy Matthews | Liberal Democrats | Buckley Mountain | 2021 |
| Richard Jones | Independent / Other | Buckley Pentrobin | 2021 |
| Dave Mackie | Independent / Other | Buckley Pentrobin | 2021 |
| David Evans | Labour Party | Caergwrle | 2021 |
| Rita Johnson | Independent / Other | Caerwys | 2021 |
| George Hardcastle | Independent / Other | Cilcain | 2021 |
| Aaron Shotton | Labour Party | Connah's Quay Central | 2021 |
| Alex Aldridge | Labour Party | Connah's Quay Central | 2021 |
| Glenys Diskin | Labour Party | Connah's Quay Golftyn | 2021 |
| Paul Shotton | Labour Party | Connah's Quay Golftyn | 2021 |
| Alan Diskin | Labour Party | Connah's Quay South | 2021 |
| Ian Smith | Labour Party | Connah's Quay South | 2021 |
| Sharon Williams | Labour Party | Connah's Quay Wepre | 2021 |
| Matt Wright | Conservative and Unionist | Ewloe | 2021 |
| Nigel Steele-Mortimer | Conservative and Unionist | Ewloe | 2021 |
| Bernie Attridge | Labour Party | Ffynnongroyw | 2021 |
| David Roney | Labour Party | Flint Castle | 2021 |
| Paul Cunningham | Labour Party | Flint Coleshill | 2021 |
| Vicky Perfect | Labour Party | Flint Coleshill | 2021 |
| Alison Halford | Conservative and Unionist | Flint Oakenholt | 2021 |
| Peter Curtis | Labour Party | Flint Trelawny | 2021 |
| Mike Reece | Labour Party | Flint Trelawny | 2021 |
| Brian Dunn | Independent / Other | Greenfield | 2021 |
| Rosetta Dolphin | Independent / Other | Gronant | 2021 |
| Helen Brown | Independent / Other | Gwernaffield | 2021 |
| Dennis Hutchinson | Independent / Other | Gwernymynydd | 2021 |
| Hilary Isherwood | Conservative and Unionist | Halkyn | 2021 |
| Haydn Bateman | Independent / Other | Hawarden | 2021 |
| Gareth Roberts | Plaid Cymru - The Party of Wales | Higher Kinnerton | 2021 |
| Billy Mullin | Labour Party | Holywell Central | 2021 |
| Joe Johnson | Labour Party | Holywell East | 2021 |
| Christine Jones | Labour Party | Holywell West | 2021 |
| Ron Hampson | Labour Party | Hope | 2021 |
| Tim Newhouse | Independent / Other | Leeswood / Coedllai | 2021 |
| Cindy Hinds | Labour Party | Llanfynydd | 2021 |
| Arnold Woolley | Independent / Other | Mancot / Mancot | 2021 |
| Owen Thomas | Conservative and Unionist | Mancot / Mancot | 2021 |
| Tony Sharps | Independent / Other | Mold Broncoed / Broncoed yr Wyddgrug | 2021 |
| Chris Bithell | Labour Party | Mold East / Dwyrain yr Wyddgrug | 2021 |
| David Cox | Labour Party | Mold South / De'r Wyddgrug | 2021 |
| David Williams | Independent / Other | Mold West / Gorllewin yr Wyddgrug | 2021 |
| Adele Davies-Cooke | Conservative and Unionist | Mostyn | 2021 |
| Ray Hughes | Independent / Other | New Brighton / New Brighton | 2021 |
| Chris Dolphin | Liberal Democrats | Northop / Llaneurgain | 2021 |
| Sara Parker | Liberal Democrats | Northop Hall / Northop Hall | 2021 |
| David Healey | Labour Party | Penyffordd / Penyffordd | 2021 |
| Vacancy | Vacant | Penyffordd / Penyffordd | 2021 |
| David Wisinger | Labour Party | Queensferry / Queensferry | 2021 |
| Richard Lloyd | Labour Party | Saltney Mold Junction / Saltney Cyffordd yr Wyddgrug | 2021 |
| Veronica Gay | Independent / Other | Saltney Stonebridge / Saltney Stonebridge | 2021 |
| Kevin Jones | Labour Party | Sealand / Sealand | 2021 |
| Ian Dunbar | Labour Party | Shotton East / Dwyrain Shotton | 2021 |
| Ron Davies | Labour Party | Shotton Higher / Shotton Uchaf | 2021 |
| Glyn Banks | Labour Party | Shotton West / Gorllewin Shotton | 2021 |
| Carol Ellis | Independent / Other | Trelawnyd and Gwaenysgor / Trelawnyd a Gwaenysgor | 2021 |
| Carolyn Thomas | Labour Party | Treuddyn / Treuddyn | 2021 |
| Neville Phillips | Liberal Democrats | Whitford / Chwitffordd | 2021 |