| Name | Party | Ward | End of Term |
|---|
| Sara Bedford | Liberal Democrats | Abbots Langley | 2021 |
| Michael Muir | Conservative and Unionist | Baldock and Letchworth East | 2021 |
| Sharon Taylor OBE | Labour Party | Bedwell | 2021 |
| Ian Reay | Conservative and Unionist | Berkhamstead | 2021 |
| John Wyllie | Conservative and Unionist | Bishop's Stortford East | 2021 |
| Graham McAndrew | Conservative and Unionist | Bishop's Stortford Rural | 2021 |
| Colin Woodward | Conservative and Unionist | Bishop's Stortford West | 2021 |
| Susan Brown | Conservative and Unionist | Borehamwood North | 2021 |
| Alan Plancey | Conservative and Unionist | Borehamwood South | 2021 |
| Terry Douris | Conservative and Unionist | Bridgewater | 2021 |
| Adam Mitchell | Conservative and Unionist | Broadwater | 2021 |
| Jeff Jones | Conservative and Unionist | Buntingford | 2021 |
| Jane West | Conservative and Unionist | Bushey North | 2021 |
| Seamus Quilty | Conservative and Unionist | Bushey South | 2021 |
| Stephen Giles-Medhurst | Liberal Democrats | Central Watford and Oxhey | 2021 |
| Robin Parker | Liberal Democrats | Chells | 2021 |
| Dave Hewitt | Conservative and Unionist | Cheshunt Central | 2021 |
| John Hale | Liberal Democrats | Colney Heath and Marshalswick | 2021 |
| Steve Drury | Liberal Democrats | Croxley | 2021 |
| Mark Mills-Bishop | Conservative and Unionist | Flamstead End and Turnford | 2021 |
| Lesley Greensmyth | Conservative and Unionist | Goffs Oak and Bury Green | 2021 |
| Dr Barbara Gibson MEP | Liberal Democrats | Haldens | 2021 |
| Nigel Quinton | Liberal Democrats | Handside and Peartree | 2021 |
| David Williams | Conservative and Unionist | Harpenden North East | 2021 |
| Annie Brewster | Conservative and Unionist | Harpenden Rural | 2021 |
| Teresa Heritage | Conservative and Unionist | Harpenden South West | 2021 |
| Dr Susie Gordon | Conservative and Unionist | Hatfield East | 2021 |
| Margaret Eames-Petersen | Labour Party | Hatfield North | 2021 |
| Stephen Boulton | Conservative and Unionist | Hatfield Rural | 2021 |
| Paul Zukowskyj | Liberal Democrats | Hatfield South | 2021 |
| Andrew Williams | Conservative and Unionist | Hemel Hempstead East | 2021 |
| Colette Wyatt-Lowe | Conservative and Unionist | Hemel Hempstead North East | 2021 |
| Fiona Guest | Conservative and Unionist | Hemel Hempstead North West | 2021 |
| Tina Howard | Conservative and Unionist | Hemel Hempstead South East | 2021 |
| Ron Tindall | Liberal Democrats | Hemel Hempstead St Paul's | 2021 |
| William Wyatt-Lowe | Conservative and Unionist | Hemel Hempstead Town | 2021 |
| Dr Andrew Stevenson | Conservative and Unionist | Hertford All Saints | 2021 |
| Ken Crofton | Conservative and Unionist | Hertford Rural | 2021 |
| Bob Deering | Conservative and Unionist | Hertford St Andrew | 2021 |
| Judi Billing MBE | Labour Party | Hitchin North | 2021 |
| David Barnard | Conservative and Unionist | Hitchin Rural | 2021 |
| Derrick Ashley | Conservative and Unionist | Hitchin South | 2021 |
| Tim Hutchings | Conservative and Unionist | Hoddesdon North | 2021 |
| Paul Mason | Conservative and Unionist | Hoddesdon South | 2021 |
| Richard Roberts | Conservative and Unionist | Kings Langley | 2021 |
| Richard Thake | Conservative and Unionist | Knebworth and Codicote | 2021 |
| Simon Bloxham | Conservative and Unionist | Letchworth North | 2021 |
| Terry Hone | Conservative and Unionist | Letchworth South | 2021 |
| Dreda Gordon | Labour Party | London Colney | 2021 |
| Kareen Hastrick | Liberal Democrats | Meriden Tudor | 2021 |
| Mark Watkin | Liberal Democrats | Nascot Park | 2021 |
| Asif Khan | Labour Party | North Watford | 2021 |
| Joshua Bennett Lovell | Labour Party | Old Stevenage | 2021 |
| John Graham | Conservative and Unionist | Potters Bar East | 2021 |
| Morris Bright MBE | Conservative and Unionist | Potters Bar West and Shenley | 2021 |
| Frances Button | Conservative and Unionist | Rickmansworth East and Oxhey Park | 2021 |
| Ralph Sangster | Conservative and Unionist | Rickmansworth West | 2021 |
| Fiona Hill | Conservative and Unionist | Royston East and Ermine | 2021 |
| Steve Jarvis | Liberal Democrats | Royston West and Rural | 2021 |
| Eric Buckmaster | Conservative and Unionist | Sawbridgeworth | 2021 |
| Chris Hayward | Conservative and Unionist | Shephall | 2021 |
| Joan King | Labour Party | South Oxhey and Eastbury | 2021 |
| Chris White | Liberal Democrats | St Albans Central | 2021 |
| Anthony Rowlands | Liberal Democrats | St Albans East | 2021 |
| Roma Mills | Labour Party | St Albans North | 2021 |
| Sandy Walkington | Liberal Democrats | St Albans South | 2021 |
| Phil Bibby | Conservative and Unionist | St Nicholas | 2021 |
| Sue Featherstone | Conservative and Unionist | St Stephen's | 2021 |
| Phil Williams | Liberal Democrats | Three Rivers Rural | 2021 |
| Nick Hollinghurst | Liberal Democrats | Tring | 2021 |
| Dee Hart | Conservative and Unionist | Waltham Cross | 2021 |
| David Andrews | Conservative and Unionist | Ware North | 2021 |
| Jonathan Kaye | Conservative and Unionist | Ware South | 2021 |
| Caroline Clapper | Conservative and Unionist | Watling | 2021 |
| Richard H Smith | Conservative and Unionist | Welwyn | 2021 |
| Lynn Chesterman OBE | Labour Party | Welwyn Garden City South | 2021 |
| Nigel Bell | Labour Party | West Watford | 2021 |
| Tim Williams | Liberal Democrats | Woodside Stanborough | 2021 |