The London Green Party is the regional party of the Green Party of England and Wales that operates in Greater London. The party holds 3 of the 25 seats in the London Assembly and 279 of the 1,817 London borough councillors.

Current representatives

London Assembly members The London Green Party won 3 of 25 seats in the London Assembly at the 2024 London Assembly election. The table below shows the party's current Assembly Members (AMs).

Constituency First elected Majority Caroline Russell Londonwide List 2016 N/A N/A Zack Polanski Londonwide List 2021 N/A N/A Benali Hamdache Londonwide List 2024, co-opted in 2026 N/A N/A

Directly-elected mayors +MayorBoroughFirst electedZoë GarbettHackney7 May 2026Liam ShrivastavaLewisham7 May 2026

Councillors As of May 2026, Green Party representation on London Councils are: http://opencouncildata.co.uk/councils.php?model=L&y=0

Council Councillors Barking and Dagenham 3rd Barnet 3rd Bexley Brent 4th Bromley Camden Official Opposition Croydon 3rd Ealing 4th Enfield 3rd Greenwich Official Opposition Hackney Controlled Council Hammersmith & Fulham 3rdHaringey 1st (No overall control) Harrow Havering Hillingdon 4th Hounslow 4th Islington Official Opposition Kensington and Chelsea Kingston upon Thames Lambeth 1st (No overall control) Lewisham Controlled council Merton Newham 3rd Redbridge 4th Richmond upon Thames Southwark 2nd (No Overall Control, Green-Liberal Democrat coalition) Sutton Tower Hamlets Official Opposition Waltham Forest Controlled Council Wandsworth Westminster

Electoral performance

UK general elections

The table below shows the London Green Party results at United Kingdom (UK) general elections since the London Government Act 1963 created the administrative area of Greater London in 1965. Results between February 1974 and October 1974 are for PEOPLE, results between 1979 and 1983 are for the Ecology Party, and results in 1987 are for the United Kingdom-wide Green Party. All UK general elections use first-past-the-post voting.

The party has never won any seats in London. The London Green Party won 10.0% of the vote at the most recent general election in 2024, its highest ever vote share.

Election Leader(s) Votes Seats Status Feb-1974 Collective Leadership 619 <0.1 N/A Oct-1974 997 <0.1 1979 Jonathon Porritt 5,071 0.1 0.1 1983 More Than Two Principal Speakers 1987 1992 Jean Lambert Richard Lawson 1997 Peg Alexander David Taylor 2001 Margaret Wright Mike Woodin 2005 Caroline Lucas Keith Taylor 78,595 2.7 2010 Caroline Lucas 54,316 1.6 1.1 2015 Natalie Bennett 171,670 4.9 3.3 2017 Caroline Lucas Jonathan Bartley 67,579 1.8 3.1 2019 Siân Berry 115,527 3.1 1.3 2024 Carla Denyer Adrian Ramsay 334,791 10.0 6.9

European Parliament elections

During the United Kingdom's membership of the European Union (1973–2020), Greater London participated in European Parliament elections, held every five years from 1979 until 2019. The table below shows the London Green Party results in elections to the European Parliament. Results between 1979 and 1984 are for the Ecology Party, while results in 1989 are for the United Kingdom-wide Green Party. From 1979 to 1994, London members of the European Parliament (MEPs) were elected from ten individual constituencies by first-past-the-post voting; from 1999 to 2019, MEPs were elected from a London-wide regional list by proportional representation.

The party's best results were at the 2009, 2014, and final 2019 European Parliament elections, when it won 1 of 8 seats in London.

Election Leader(s) Votes Seats 1979 Jonathon Porritt 6,448 0.4 N/A N/A 4th 1984 More Than Two Principal Speakers 26,132 1.6 1.1 4th 1989 298,328 15.9 14.4 3rd 1994 John Cornford Jan Clark 61,786 3.8 12.2 4th 1999 Mike Woodin Jean Lambert 87,545 7.7 3.9 1 4th 2004 Mike Woodin Caroline Lucas 158,986 8.4 0.8 5th 2009 Caroline Lucas 190,589 10.9 2.5 4th 2014 Natalie Bennett 196,419 8.9 2.0 4th 2019 Jonathan Bartley Siân Berry 278,957 12.4 3.5 4th

Regional elections

Greater London Council elections The table below shows the results obtained by the Ecology Party in elections to the Greater London Council (GLC). The GLC was the top-tier local government administrative body for Greater London from 1965 to 1986. It replaced the earlier London County Council which had covered a much smaller area. The GLC was dissolved in 1986 by the Local Government Act 1985 and its powers were devolved to the London boroughs and other entities. All GLC elections were conducted under the first-past-the-post voting system. The Ecology Party never won any seats on the GLC.

Election Leader Votes Seats Status 1977 298 < 0.1 N/A N/A 1981 17,515 0.8 0.8

London Assembly elections

The table below shows the London Green Party results at London Assembly elections since the Greater London Authority was established in 2000. Assembly elections use the additional member system, a form of mixed member proportional representation, with 14 directly elected constituencies and 11 London-wide top-up seats.

The party's best results were at the 2000, 2021, and 2024 London Assembly elections, when it won 3 of 25 seats.

Election Leader Constituency Party Total Seats Seats Seats 2000 Darren Johnson 162,457 10.2% 183,910 11.1% N/A 2004 138,242 7.7% 160,445 8.6% 1 2008 Jenny Jones 194,059 8.1% 203,465 8.3% 2012 188,623 8.5% 189,215 8.5% 2016 Siân Berry 236,809 9.1% 207,959 8.0% 2021 Caroline Russell 336,840 13.0% 305,452 11.8% 1 2024 319,869 12.9% 286,746 11.6%

London Mayoral elections

The table below shows the London Green Party results in London Mayoral elections since the Greater London Authority was established in 2000. Elections between 2000 and 2021 were conducted using the supplementary vote system, which allowed voters to transfer votes from first to second preference candidates. The 2024 election used the first-past-the-post system.

The London Green Party has never won a London mayoral election. The party's best result was at the 2021 London mayoral election, when it won 7.8% of the first preference vote. The party won 5.8% of the vote at the most recent election in 2024.

Election Candidate 1st Round 2nd Round Result 2000 Darren Johnson 38,121 2.2 N/A Eliminated 2004 57,332 3.1 0.8 Eliminated 2008 Siân Berry 77,396 3.2 0.1 Eliminated 2012 Jenny Jones 98,913 4.5 1.3 Eliminated 2016 Siân Berry 150,673 5.8 1.3 Eliminated 2021 197,976 7.8 2.0 Eliminated 2024 Zoë Garbett 145,114 5.8 2.0

Local elections

Date Vote % of Vote Change Councils Change Councillors Change1990 141,569 5.9% 4.7% 0 0 1994 48,798 2.2% 3.7% 0 0 1998 50,732 2.9% 0.7% 0 2 22002 95,394 5.5% 2.6% 0 1 12006 169,160 7.9% 2.4% 0 12 11 2010 248,175 6.6% 1.3% 0 2 10 2014 246,805 9.8% 3.2% 0 4 2 2018 211,170 8.6% 1.2% 0 11 7 2022 276,160 11.9% 3.3% 0 18 7 2026 305,156 22.3% 10.5% 0 266 248

Notes

References