# Brighton and Hove City Council elections

Brighton and Hove City Council is a unitary authority in East Sussex, England. It was created as Brighton and Hove Borough Council on 1 April 1997 replacing Brighton and Hove Borough Councils. It was granted city status in 2001.

## Council elections

See Brighton Borough Council elections or Hove Borough Council elections for election prior to 1996
* 1996 Brighton and Hove Borough Council election
* 1999 Brighton and Hove Borough Council election
* 2003 Brighton and Hove City Council election (New ward boundaries)
* 2007 Brighton and Hove City Council election
* 2011 Brighton and Hove City Council election
* 2015 Brighton and Hove City Council election
* 2019 Brighton and Hove City Council election
* 2023 Brighton and Hove City Council election

### Overview
#### Election results

| Year | | Conservative | | Green | | Labour | | Liberal Democrats | | Independent |
| 2023 | 6 | 6 | 7 | 7 | 38 | 38 | 0 | 0 | 3 | 3 |
| 2019 | 14 | 14 | 19 | 19 | 20 | 20 | 0 | 0 | 1 | 1 |
| 2015 | 20 | 20 | 11 | 11 | 23 | 23 | 0 | 0 | 0 | 0 |
| 2011 | 18 | 18 | 23 | 23 | 13 | 13 | 0 | 0 | 0 | 0 |
| 2007 | 26 | 26 | 12 | 12 | 13 | 13 | 2 | 2 | 1 | 1 |
| 2003 | 20 | 20 | 6 | 6 | 24 | 24 | 3 | 3 | 1 | 1 |
| 1999 | 27 | 27 | 3 | 3 | 45 | 45 | 3 | 3 | 0 | 0 |
| 1996 | 23 | 23 | 1 | 1 | 54 | 54 | 0 | 0 | 0 | 0 |
Party political make-up of Brighton and Hove City Council :
| Party | Seats | Seats | Seats | Seats | Seats | Seats | Seats | Seats | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 |
| Party | 1996 | 1999 | 2003 | 2007 | 2011 | 2015 | 2019 | 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 | Council composition May 2023 |
| Green | 1 | 3 | 6 | 12 | 23 | 11 | 19 | 7 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Conservative | 23 | 27 | 20 | 26 | 18 | 20 | 14 | 6 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Labour | 54 | 45 | 24 | 13 | 13 | 23 | 20 | 38 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Independent | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Liberal Democrats | 0 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Brighton and Hove Independents | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |

## District result maps

* 2003 results map
* 2007 results map
* 2011 results map
* 2015 results map
* 2019 results map
* 2023 results map

## Wards

For the first election in 1996 the wards of the former Borough of Brighton and Borough of Hove were used. There were originally 26 wards each with three councillors each, totalling 78 councillors in the newly created Brighton and Hove Borough Council:
* Brunswick and Adelaide
* Goldsmid
* Hangleton
* Hanover
* Hollingbury
* Kings Cliff
* Marine
* Moulsecoomb
* Nevill
* North Portslade
* Patcham
* Portslade South
* Preston
* Queens Park
* Regency
* Rottingdean
* Seven Dials
* St. Peters
* Stanford
* Stanmer
* Tenantry
* Vallance
* Westbourne
* Westdene
* Wish
* Woodingdean
The 2001 boundary review reduced the wards to 21 wards with a mix of two or three councillors each totalling 54 councillors for the then city council. These boundary were used in the 2003 election for the first time with the following wards: Brunswick and Adelaide, Central Hove, East Brighton, Goldsmid, Hangleton and Knoll, Hanover and Elm Grove, Hollingbury and Stanmer (which then became Hollingdean and Stanmer in 2007), Stanford (which became Hove Park in 2007), Moulsecoomb and Bevendean, North Portslade, Patcham, Preston Park, Queen's Park, Regency, Rottingdean Coastal, South Portslade, St Peter's and North Laine, Westbourne, Wish, Withdean, Woodingdean.
Ward boundaries were reviewed again in 2023, since when the council has comprised 54 councillors representing 23 wards, with each ward electing two or three councillors. Elections are held every four years. The wards are:
* Brunswick and Adelaide
* Central Hove
* Coldean and Stanmer
* Goldsmid
* Hangleton and Knoll
* Hanover and Elm Grove
* Hollingdean and Fiveways
* Kemptown
* Moulsecoomb and Bevendean
* North Portslade
* Patcham and Hollingbury
* Preston Park
* Queen's Park
* Regency
* Rottingdean and West Saltdean
* Round Hill
* South Portslade
* West Hill and North Laine
* Westbourne and Poets' Corner
* Westdene and Hove Park
* Whitehawk and Marina
* Wish
* Woodingdean

## By-election results
### Overview

| Election | Date | Incumbent party | Result |
| Wish | 1 May 1997 | Labour | Labour |
| Hollingbury | 24 July 1997 | Labour | Labour |
| Portslade South | 7 May 1998 | Labour | Labour |
| Rottingdean | 7 May 1998 | Conservative | Conservative |
| Tenantry | 1 September 1999 | Labour | Labour |
| Goldsmid | 7 June 2001 | Conservative | Labour |
| Patcham | 11 April 2002 | Conservative | Conservative |
| Westdene | 16 May 2002 | Conservative | Conservative |
| Hangleton and Knoll | 7 October 2004 | Labour | Conservative |
| Regency | 13 December 2007 | Green | Green |
| Goldsmid | 23 July 2009 | Conservative | Green |
| St Peter's and North Laine | 8 July 2010 | Green | Green |
| Westbourne | 22 December 2011 | Conservative | Conservative |
| East Brighton | 18 October 2012 | Labour | Labour |
| Hanover and Elm Grove | 11 July 2013 | Green | Labour |
| East Brighton | 4 August 2016 | Labour | Labour |
| East Brighton | 8 February 2018 | Labour | Labour |
| Hollingdean and Stanmer | 6 May 2021 | Labour | Green |
| Patcham | 6 May 2021 | Conservative | Conservative |
| Rottingdean Coastal | 5 May 2022 | Conservative | Labour |
| Wish | 8 December 2022 | Conservative | Labour |
| South Portslade | 11 January 2024 | Labour | Labour |
| Queen's Park | 2 May 2024 | Labour | Labour |
| Kemptown | 2 May 2024 | Labour | Labour |

### 1995–1999

Wish by-election 1 May 1997 :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | | 2,054 | 43.5 | −2.3 |
| | Conservative | | 1,771 | 37.5 | −2.2 |
| | Hove Conservative | | 562 | 11.9 | +11.9 |
| | Green | | 255 | 5.4 | −0.8 |
| | Natural Law | | 84 | 1.8 | +1.8 |
| Majority | Majority | Majority | 283 | 6.0 | |
| Turnout | Turnout | Turnout | 4,726 | | |
| | Labour hold | Labour hold | Swing | | |
Hollingbury by-election 24 July 1997 (resignation of David Lepper upon being elected as MP) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | | 1,131 | 60.8 | −6.3 |
| | Conservative | | 432 | 23.2 | +9.6 |
| | Green | | 101 | 5.4 | −4.4 |
| | Independent | | 95 | 5.1 | +5.1 |
| | Liberal Democrats | | 68 | 3.7 | −5.7 |
| | Socialist Labour | | 32 | 1.7 | +1.7 |
| Majority | Majority | Majority | 699 | 37.6 | |
| Turnout | Turnout | Turnout | 1,859 | | |
| | Labour hold | Labour hold | Swing | | |
Portslade South ward by-election 7 May 1998 (resignation of Ivor Caplin following election as MP in 1997) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Les Hamilton | 1,290 | 62.5 | +3.2 |
| | Conservative | Ted Kemble | 483 | 23.4 | −2.7 |
| | Liberal Democrats | Nigel Donovan | 217 | 10.5 | −0.6 |
| | Green | Nigel Baker | 74 | 3.6 | +0.1 |
| Majority | Majority | Majority | 807 | 39.1 | |
| Turnout | Turnout | Turnout | 1,990 | 30.0 | |
| | Labour hold | Labour hold | Swing | | |
Rottingdean ward by-election 7 May 1998 (death of Cllr Shirley Wrigley) :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | David Smith | 1,724 | 58.8 | +6.1 |
| | Labour | Mark Bunting | 803 | 27.4 | +3.8 |
| | Liberal Democrats | Harold de Souza | 319 | 10.9 | −3.3 |
| | Green | Peter Poole | 84 | 2.9 | −0.5 |
| Majority | Majority | Majority | 921 | 31.4 | |
| Turnout | Turnout | Turnout | 2,930 | 38.0 | |
| | Conservative hold | Conservative hold | Swing | | |

### 1999–2003

Tenantry by-election 30 September 1999 (resignation of Cllr Lord Bassam upon being made a government minister) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | | 789 | 51.9 | −4.2 |
| | Conservative | | 383 | 25.2 | +7.8 |
| | Green | | 147 | 9.7 | −7.5 |
| | Independent | | 117 | 7.7 | +7.7 |
| | Liberal Democrats | | 52 | 3.4 | −6.0 |
| | Independent | | 33 | 2.2 | +2.2 |
| Majority | Majority | Majority | 406 | 26.7 | |
| Turnout | Turnout | Turnout | 1,521 | 19.5 | |
| | Labour hold | Labour hold | Swing | | |
Goldsmid by-election 7 June 2001 :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Vincent Meegan | 1,690 | 37.0 | −16.2 |
| | Conservative | | 1,640 | 35.9 | +0.2 |
| | Liberal Democrats | | 577 | 12.6 | +12.6 |
| | Green | | 481 | 10.5 | −0.6 |
| | ProLife Alliance | | 119 | 2.6 | +2.6 |
| | UKIP | | 57 | 1.2 | +1.2 |
| Majority | Majority | Majority | 50 | 1.1 | |
| Turnout | Turnout | Turnout | 4,564 | | |
| | Labour gain from Conservative | Labour gain from Conservative | Swing | | |
Patcham by-election 11 April 2002 :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Brian Pidgeon | 1,352 | 59.5 | +4.3 |
| | Labour | Elizabeth Stewart | 463 | 20.5 | −10.1 |
| | Liberal Democrats | Trefor Hunter | 336 | 14.9 | +6.6 |
| | Green | Elizabeth Wakefield | 107 | 4.7 | −0.9 |
| Majority | Majority | Majority | 889 | 39.0 | |
| Turnout | Turnout | Turnout | 2,258 | 32.1 | |
| | Conservative hold | Conservative hold | Swing | | |
Westdene by-election 16 May 2002 :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Ken Norman | 1,347 | 55.5 | +3.2 |
| | Labour | Malcolm Prescott | 645 | 26.6 | −0.9 |
| | Liberal Democrats | Don McBeth | 234 | 9.6 | +0.1 |
| | Green | Richard Mallender | 199 | 8.2 | −2.5 |
| Majority | Majority | Majority | 702 | 28.9 | |
| Turnout | Turnout | Turnout | 2,425 | 31.0 | |
| | Conservative hold | Conservative hold | Swing | | |

### 2003–2007

Hangleton and Knoll by-election 7 October 2004 :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Dawn Barnett | 1,535 | 42.1 | +3.4 |
| | Labour | Eddy Sears | 1,165 | 32.0 | −8.3 |
| | Liberal Democrats | Mark Barnard | 618 | 17.0 | +8.8 |
| | Green | Elizabeth Wakefield | 170 | 4.7 | −2.4 |
| | Independent | Janet Berridge-Brown | 156 | 4.3 | +1.9 |
| Majority | Majority | Majority | 370 | 10.1 | |
| Turnout | Turnout | Turnout | 3,644 | 35.3 | |
| | Conservative gain from Labour | Conservative gain from Labour | Swing | | |

### 2007–2011

Regency by-election 13 December 2007 (Resignation of Cllr. Hermione Roy for health reasons) :
| Party | Party | Candidate | Votes | % | ±% |
| | Green | Jason Kitcat | 749 | 41.6 | +8.7 |
| | Conservative | Robert Nemeth | 397 | 22.1 | +2.1 |
| | Labour | Delia Forester | 376 | 20.9 | −0.6 |
| | Liberal Democrats | Simon Doyle | 148 | 8.2 | −9.1 |
| | Independent | Tony Davenport | 130 | 7.2 | −1.1 |
| Majority | Majority | Majority | 352 | 19.5 | |
| Turnout | Turnout | Turnout | 1,800 | 23.0 | |
| | Green hold | Green hold | Swing | | |
Goldsmid by-election 23 July 2009 (resignation of Cllr. Paul Lainchbury due to financial reasons) :
| Party | Party | Candidate | Votes | % | ±% |
| | Green | Alexandra Phillips | 1,456 | 38.5 | +17.2 |
| | Conservative | Andrew Wealls | 1,104 | 29.1 | +1.1 |
| | Labour | Lis Telcs | 816 | 21.6 | −4.4 |
| | Liberal Democrats | Howard Spencer | 280 | 7.4 | −7.8 |
| | UKIP | Maria McCallum | 129 | 3.4 | +3.4 |
| Majority | Majority | Majority | 352 | 9.3 | |
| Turnout | Turnout | Turnout | 3,792 | 32.9 | −4.6 |
| | Green gain from Conservative | Green gain from Conservative | Swing | | |
St Peter's and North Laine by-election 8 July 2010 (resignation of Keith Taylor upon becoming a member of the European Parliament) :
| Party | Party | Candidate | Votes | % | ±% |
| | Green | Lizzie Deane | 1,816 | 56.8 | +2.5% |
| | Labour | Tom French | 880 | 27.5 | +4.3% |
| | Conservative | Rob Buckwell | 365 | 11.4 | −0.7% |
| | Liberal Democrats | Trefor Hunter | 103 | 3.2 | −4.9% |
| | Independent | Gerald O’Brien | 32 | 1.0 | −1.3% |
| Majority | Majority | Majority | 936 | 29.3 | −1.8% |
| Turnout | Turnout | Turnout | 3,196 | 24.1 | −10% |
| | Green hold | Green hold | Swing | | |

### 2011–2015

Westbourne by-election 22 December 2011 (resignation of Brian Oxley) :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Graham Cox | 1,027 | 39.3 | +0.9 |
| | Labour | Nigel Jenner | 826 | 31.6 | +2.2 |
| | Green | Louisa Greenbaum | 645 | 24.6 | +0.1 |
| | Liberal Democrats | Gareth Jones | 45 | 1.7 | −5.5 |
| | UKIP | Paul Perrin | 36 | 1.4 | +1.4 |
| | TUSC | Pip Tindall | 20 | 0.8 | +0.8 |
| | The European Citizens Party | Susan Collard | 13 | 0.5 | −0.1 |
| Majority | Majority | Majority | 201 | 7.7 | |
| Turnout | Turnout | Turnout | 2,612 | 35.0 | −10.5% |
| | Conservative hold | Conservative hold | Swing | | |
East Brighton by-election 18 October 2012 (Resignation of Craig Turton) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Chaun Wilson | 1596 | 56.1 | +6.59 |
| | Conservative | Joe Miller | 531 | 18.6 | −4.36 |
| | Green | Carlie Nicole Goldsmith | 456 | 16.0 | −5.49 |
| | UKIP | Sabiha Choudhury | 148 | 5.2 | +5.2 |
| | Liberal Democrats | Dominic Felix Sokalski | 59 | 2.1 | −2.78 |
| | TUSC | Jon Redford | 55 | 1.9 | +0.63 |
| Majority | Majority | Majority | 1,065 | 37.3 | |
| Turnout | Turnout | Turnout | 2,857 | 26.2% | −13.3% |
| | Labour hold | Labour hold | Swing | | |
Hanover and Elm Grove by-election 11 July 2013 (resignation of Matt Follett) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Emma Daniel | 1396 | 39.8 | +8.00 |
| | Green | David Stuart Gibson | 1358 | 38.7 | −14.43 |
| | Conservative | Robert John Knight | 275 | 7.8 | −1.02 |
| | UKIP | Patricia Ann Mountain | 250 | 7.1 | +7.13 |
| | TUSC | Phil Clarke | 172 | 4.9 | +1.88 |
| | Liberal Democrats | Lev Eakins | 56 | 1.6 | −1.56 |
| Majority | Majority | Majority | 38 | 1.1 | |
| Turnout | Turnout | Turnout | 3,520 | 29.2% | |
| | Labour gain from Green | Labour gain from Green | Swing | | |

### 2015–2019

Brighton East by-election 4 August 2016 (Resignation of Maggie Barradell) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Lloyd Russell-Moyle | 1,488 | 57.5 | +11.1 |
| | Conservative | David Plant | 514 | 19.9 | −2.6 |
| | Green | Mitch Alexander | 286 | 11.1 | −8.5 |
| | UKIP | Leigh Farrow | 152 | 5.9 | N/A |
| | Liberal Democrats | Andrew England | 116 | 4.5 | −3.4 |
| | Independent | Ramon Sammut | 31 | 1.2 | N/A |
| Majority | Majority | Majority | 974 | 37.6 | |
| Turnout | Turnout | Turnout | 2,594 | 24.48 | |
| | Labour hold | Labour hold | Swing | | |
Brighton East by-election 8 February 2018 (resignation of Lloyd Russell-Moyle) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Nancy Platts | 1,889 | 67.5 | +10.0 |
| | Conservative | Edward Wilson | 481 | 17.2 | −2.7 |
| | Green | Ed Baker | 316 | 11.3 | +0.2 |
| | Liberal Democrats | George Taylor | 114 | 4.1 | −0.4 |
| Majority | Majority | Majority | 1,408 | 50.3 | |
| Turnout | Turnout | Turnout | 2,800 | 27.34 | |
| | Labour hold | Labour hold | Swing | | |

### 2019–2023

Hollingdean and Stanmer by-election 6 May 2021 (resignation of Tracey Hill) :
| Party | Party | Candidate | Votes | % | ±% |
| | Green | Zoë John | 1,542 | 41.6 | +2.6 |
| | Labour | Leila Erin-Jenkins | 1,262 | 34.0 | −9.7 |
| | Conservative | Emma Dawson-Bowling | 745 | 20.1 | +11.0 |
| | TUSC | Rob Somerton-Jones | 54 | 1.5 | N/A |
| | Liberal Democrats | Alex Hargreaves | 47 | 1.3 | −4.7 |
| | UKIP | Des Jones | 35 | 0.9 | −7.5 |
| | Independent | Nigel Furness | 24 | 0.6 | N/A |
| Majority | Majority | Majority | 280 | 7.5 | |
| Turnout | Turnout | Turnout | 3,709 | 31.9 | |
| | Green gain from Labour | Green gain from Labour | Swing | | |
Patcham by-election 6 May 2021 (resignation of Lee Wares) :
| Party | Party | Candidate | Votes | % | ±% |
| | Conservative | Anne Meadows | 2,011 | 41.5 | −10.3 |
| | Green | Eliza Wyatt | 1,733 | 35.7 | +8.6 |
| | Labour | Bruno de Oliveira | 879 | 18.1 | −7.2 |
| | Liberal Democrats | Madelaine Hunter-Taylor | 174 | 3.6 | N/A |
| | UKIP | Charles Goodhand | 50 | 1.0 | N/A |
| Majority | Majority | Majority | 278 | 5.7 | |
| Turnout | Turnout | Turnout | 4,847 | 43.8 | |
| | Conservative hold | Conservative hold | Swing | | |
Rottingdean Coastal by-election 5 May 2022 (resignation of Joe Miller) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Robert Mcintosh | 1,443 | 29.6 | |
| | Independent | Stephen White | 1,355 | 27.8 | |
| | Conservative | Lynda Hyde | 1,185 | 24.3 | |
| | Green | Libby Darling | 504 | 10.3 | |
| | Independent | Alison Wright | 222 | 4.6 | |
| | Liberal Democrats | Stewart Stone | 168 | 3.4 | |
| Majority | Majority | Majority | 88 | 1.8 | |
| Turnout | Turnout | Turnout | 4,896 | 44.0 | −1.6 |
| | Labour gain from Conservative | Labour gain from Conservative | Swing | | |
Wish by-election 8 December 2022 (death of Garry Peltzer Dunn) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Bella Sankey | 1,519 | 58.5 | +27.9 |
| | Conservative | Peter Revell | 756 | 29.1 | −7.7 |
| | Green | Ollie Sykes | 190 | 7.3 | −16.1 |
| | Liberal Democrats | Stewart Stone | 96 | 3.7 | −2.6 |
| | UKIP | Patricia Mountain | 34 | 1.3 | −1.6 |
| Majority | Majority | Majority | 763 | 29.4 | |
| Turnout | Turnout | Turnout | 2,600 | 34.24 | −16.89 |
| | Labour gain from Conservative | Labour gain from Conservative | Swing | +17.8 | |

### 2023–2027

South Portslade by-election 11 January 2024 (resignation of Les Hamilton) :
| Party | Party | Candidate | Votes | % |
| | Labour | Josh Guilmant | 874 | 54.6 |
| | Conservative | Benjamin Franks | 246 | 15.4 |
| | Liberal Democrats | Kenneth Rist | 186 | 11.6 |
| | Green | Danny Booth | 149 | 9.3 |
| | TUSC | David Maples | 53 | 3.3 |
| | Democratic Liberation Party | Georgia McKinley Fitch | 49 | 3.1 |
| | Independent | Jamie Gillespie | 44 | 2.7 |
| Majority | Majority | Majority | 628 | 39.2 |
| Turnout | Turnout | Turnout | 1,601 | |
| | Labour hold | Labour hold | Swing | |
Queen’s Park by-election, 2 May 2024 (resignation of Chandni Mistry) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Milla Gauge | 1,214 | 46.1 | 12.3 |
| | Green | Luke Walker | 766 | 28.4 | 1 |
| | Brighton and Hove Independents | Adrian Hart | 449 | 16.6 | 1.6 |
| | Conservative | Sunny Choudhury | 168 | 6.2 | 2.3 |
| | Liberal Democrats | Dominique Hall | 67 | 2.4 | 2.8 |
| Majority | Majority | Majority | 448 | 16.5 | |
| Turnout | Turnout | Turnout | 2,718 | 39.0 | |
| | Labour hold | Labour hold | Swing | | |
Kemptown ward by-election, 2 May 2024 (resignation of Bharti Gajjar) :
| Party | Party | Candidate | Votes | % | ±% |
| | Labour | Théresa Ann Mackey | 1,382 | 45.8 | 4.9 |
| | Green | Ricky Perrin | 590 | 19.5 | 3.9 |
| | Liberal Democrats | Robert James Brown | 406 | 13.4 | 3.8 |
| | Brighton and Hove Independents | Gary Farmer | 369 | 12.2 | 2.3 |
| | Conservative | Josephine Victoria O’Carroll | 222 | 7.4 | 2.4 |
| | Independent | Jamie Gillespie | 44 | 1.5 | |
| Majority | Majority | Majority | 792 | 26.3 | |
| Turnout | Turnout | Turnout | 3,013 | 34.8 | |
| | Labour hold | Labour hold | Swing | | |
Brunswick and Adelaide by-election 4 July 2024 (resignation of Jilly Stevens) :
| Party | Party | Candidate | Votes | % |
| | Green | Ollie Sykes | 2,193 | 42.7 |
| | Labour | Alice Burton | 1,873 | 36.4 |
| | Brighton and Hove Independents | Chris Woodley | 588 | 11.4 |
| | Liberal Democrats | Claire Lachlan | 389 | 7.6 |
| | Independent | Jamie Gillespie | 98 | 1.9 |
| Majority | Majority | Majority | 320 | 6.2 |
| Turnout | Turnout | Turnout | 5,141 | |
| | Green gain from Labour | Green gain from Labour | Swing | |