Psephology.AI

    West Sussex, South East

    At the Local Elections 2026 (7 May 2026), 70 seats on West Sussex were filled: Liberal Democrats 23, Reform UK 23, Conservative Party 11, Green Party 7 and The Labour Party 5. Liberal Democrats won the most seats contested.

    Area type
    local authority
    Within
    South East
    Elections recorded
    0
    Wards / divisions
    208
    West Sussex: seats won by party at each election
    ElectionDateSeats won by party
    Local Elections 20267 May 2026Liberal Democrats 23, Reform UK 23, Conservative Party 11, Green Party 7, The Labour Party 5, Local Alliance 1
    Local by-elections 05 Jun 20255 June 2025Liberal Democrats 3
    Local by-elections 22 May 202522 May 2025Liberal Democrats 1
    Local Elections 20251 May 2025Liberal Democrats 1
    Local Elections 20234 May 2023Conservative Party 1
    Local by-elections 08 Sep 20228 September 2022Independent 1
    Local by-elections 07 Jul 20227 July 2022The Labour Party 1
    Local by-elections 04 Nov 20214 November 2021Liberal Democrats 1
    Local Elections 20216 May 2021Conservative Party 48, Liberal Democrats 10, The Labour Party 9, Green Party 1, Independent 1, Local Alliance 1
    Local by-elections 21 Nov 201921 November 2019Conservative Party 1
    Local by-elections 26 Sep 201926 September 2019Conservative Party 1
    Local Elections 20192 May 2019The Labour Party 1
    Local Elections 20174 May 2017Conservative Party 56, Liberal Democrats 9, The Labour Party 5
    Local by-elections 19 Dec 201319 December 2013Conservative Party 1
    Local by-elections 24 Oct 201324 October 2013Conservative Party 1

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