| Name | Party | Ward | End of Term |
|---|
| James Sheppard | Conservative and Unionist | Aldbourne and Ramsbury | 2021 |
| Richard Britton | Conservative and Unionist | Alderbury and Whiteparish | 2021 |
| Robert Yuill | Conservative and Unionist | Amesbury East | 2021 |
| Fred Westmoreland | Conservative and Unionist | Amesbury West | 2021 |
| Mike Hewitt | Conservative and Unionist | Bourne and Woodford Valley | 2021 |
| Brian Mathew | Liberal Democrats | Box and Colerne | 2021 |
| Jim Lynch | Liberal Democrats | Bradford-on-Avon North | 2021 |
| Sarah Gibson | Liberal Democrats | Bradford-on-Avon South | 2021 |
| Toby Sturgis | Conservative and Unionist | Brinkworth | 2021 |
| Anna Cuthbert | Conservative and Unionist | Bromham, Rowde and Potterne | 2021 |
| John Smale | Conservative and Unionist | Bulford, Allington and Figheldean | 2021 |
| Stuart Wheeler | Conservative and Unionist | Burbage and The Bedwyns | 2021 |
| Vacancy | Vacant | By Brook | 2021 |
| Ian Thorn | Liberal Democrats | Calne Central | 2021 |
| Tony Trotman | Conservative and Unionist | Calne Chilvester and Abberd | 2021 |
| Tom Rounds | Conservative and Unionist | Calne North | 2021 |
| Christine Crisp | Conservative and Unionist | Calne Rural | 2021 |
| Alan Hill | Conservative and Unionist | Calne South and Cherhill | 2021 |
| Peter Hutton | Conservative and Unionist | Chippenham Cepen Park and Derriads | 2021 |
| Andy Phillips | Independent / Other | Chippenham Cepen Park and Redlands | 2021 |
| Melody Thompson | Conservative and Unionist | Chippenham Hardenhuish | 2021 |
| Bill Douglas | Liberal Democrats | Chippenham Hardens and England | 2021 |
| Ross Henning | Liberal Democrats | Chippenham Lowden and Rowden | 2021 |
| Nick Murry | Independent / Other | Chippenham Monkton | 2021 |
| Clare Cape | Liberal Democrats | Chippenham Pewsham | 2021 |
| Ashley O'Neill | Conservative and Unionist | Chippenham Queens and Sheldon | 2021 |
| Ruth Hopkinson | Liberal Democrats | Corsham Pickwick | 2021 |
| Philip Whalley | Conservative and Unionist | Corsham Town | 2021 |
| Ben Anderson | Conservative and Unionist | Corsham Without and Box Hill | 2021 |
| Bob Jones MBE | Liberal Democrats | Cricklade and Latton | 2021 |
| Simon Jacobs | Conservative and Unionist | Devizes and Roundway South | 2021 |
| Peter Evans | Conservative and Unionist | Devizes East | 2021 |
| Sue Evans | Conservative and Unionist | Devizes North | 2021 |
| Richard Clewer | Conservative and Unionist | Downton and Ebble Valley | 2021 |
| Graham Wright | Independent / Other | Durrington and Larkhill | 2021 |
| Suzanne Wickham | Conservative and Unionist | Ethandune | 2021 |
| Jose Green | Conservative and Unionist | Fovant and Chalke Valley | 2021 |
| Ernie Clark | Independent / Other | Hilperton | 2021 |
| Trevor Carbin | Liberal Democrats | Holt and Staverton | 2021 |
| Howard Greenman | Conservative and Unionist | Kington | 2021 |
| Ian McLennan | Labour Party | Laverstock, Ford and Old Sarum | 2021 |
| Christopher Williams | Conservative and Unionist | Ludgershall and Perham Down | 2021 |
| Allison Bucknell | Conservative and Unionist | Lyneham | 2021 |
| Gavin Grant | Liberal Democrats | Malmesbury | 2021 |
| Stewart Dobson | Conservative and Unionist | Marlborough East | 2021 |
| Nick Fogg MBE | Independent / Other | Marlborough West | 2021 |
| Hayley Illman | Liberal Democrats | Melksham Central | 2021 |
| Pat Aves | Liberal Democrats | Melksham North | 2021 |
| Jon Hubbard | Independent / Other | Melksham South | 2021 |
| Phil Alford | Conservative and Unionist | Melksham Without North | 2021 |
| Nick Holder | Conservative and Unionist | Melksham Without South | 2021 |
| George Jeans | Independent / Other | Mere | 2021 |
| Chuck Berry | Conservative and Unionist | Minety | 2021 |
| Bridget Wayman | Conservative and Unionist | Nadder and East Knoyle | 2021 |
| Jerry Kunkler | Conservative and Unionist | Pewsey | 2021 |
| Paul Oatway QPM | Conservative and Unionist | Pewsey Vale | 2021 |
| Jacqui Lay | Conservative and Unionist | Purton | 2021 |
| Leo Randall | Conservative and Unionist | Redlynch and Landford | 2021 |
| Laura Mayes | Conservative and Unionist | Roundway | 2021 |
| Mollie Groom | Conservative and Unionist | Royal Wootton Bassett East | 2021 |
| Mary Champion | Conservative and Unionist | Royal Wootton Bassett North | 2021 |
| Chris Hurst | Liberal Democrats | Royal Wootton Bassett South | 2021 |
| Ricky Rogers | Labour Party | Salisbury Bemerton | 2021 |
| John Walsh | Labour Party | Salisbury Fisherton and Bemerton Village | 2021 |
| Brian Dalton | Liberal Democrats | Salisbury Harnham | 2021 |
| Atiqul Hoque | Conservative and Unionist | Salisbury St Edmund and Milford | 2021 |
| Mary Douglas | Conservative and Unionist | Salisbury St Francis and Stratford | 2021 |
| Derek Brown OBE | Conservative and Unionist | Salisbury St Mark's and Bishopdown | 2021 |
| Sven Hocking | Conservative and Unionist | Salisbury St Martin's and Cathedral | 2021 |
| Matthew Dean | Independent / Other | Salisbury St Paul's | 2021 |
| John Thomson | Conservative and Unionist | Sherston | 2021 |
| Horace Prickett | Conservative and Unionist | Southwick | 2021 |
| Jonathon Seed | Conservative and Unionist | Summerham and Seend | 2021 |
| Ian Blair-Pilling | Conservative and Unionist | The Collingbournes and Netheravon | 2021 |
| Richard Gamble | Conservative and Unionist | The Lavingtons and Erlestoke | 2021 |
| Mark Connolly | Conservative and Unionist | Tidworth | 2021 |
| Kevin Daley | Conservative and Unionist | Till and Wylye Valley | 2021 |
| Tony Deane | Conservative and Unionist | Tisbury | 2021 |
| Edward Kirk | Conservative and Unionist | Trowbridge Adcroft | 2021 |
| Stewart Palmen | Liberal Democrats | Trowbridge Central | 2021 |
| Andrew Bryant | Liberal Democrats | Trowbridge Drynham | 2021 |
| David Halik | Conservative and Unionist | Trowbridge Grove | 2021 |
| Jo Trigg | Liberal Democrats | Trowbridge Lambrok | 2021 |
| Peter Fuller | Conservative and Unionist | Trowbridge Park | 2021 |
| Steve Oldrieve | Liberal Democrats | Trowbridge Paxcroft | 2021 |
| Philip Whitehead | Conservative and Unionist | Urchfont and The Cannings | 2021 |
| Tony Jackson | Conservative and Unionist | Warminster Broadway | 2021 |
| Christopher Newbury | Conservative and Unionist | Warminster Copheap and Wylye | 2021 |
| Andrew Davis | Conservative and Unionist | Warminster East | 2021 |
| Pip Ridout | Conservative and Unionist | Warminster West | 2021 |
| Fleur de Rhé-Philipe MBE | Conservative and Unionist | Warminster Without | 2021 |
| Jane Davies | Conservative and Unionist | West Selkley | 2021 |
| Gordon King | Liberal Democrats | Westbury East | 2021 |
| Carole King | Liberal Democrats | Westbury North | 2021 |
| Russell Hawker | Independent / Other | Westbury West | 2021 |
| Pauline Church | Conservative and Unionist | Wilton and Lower Wylye Valley | 2021 |
| Johnny Kidney | Conservative and Unionist | Winsley and Westwood | 2021 |
| Christopher Devine | Independent / Other | Winterslow | 2021 |