Senedd Swingometer

This page contains the Senedd swingometer used to predict election results for the next Senedd election scheduled to be held in 2026. Note that these calculations use our estimate of the new boundaries.

We track the latest polls for the next Senedd election.

Senedd Election 2021 (New Boundaries (Our Estimate)) (Use for 2026)

Senedd Election 2021

Senedd Election 2016 (Use for 2021)

Wales

Constituency
Labour
%
Conservative
%
Plaid Cymru
%
UKIP
%
Liberal Democrat
%
Region
Labour
%
Plaid Cymru
%
Conservative
%
UKIP
%
Liberal Democrat
%
Green
%
Brexit Party
%
HUNG PARLIAMENT
Labour
short by
2
31 seats needed for a majority
Summary
SeatsSeat Changes
PartyThenNowGainsLossesNet
Labour2929000
Plaid Cymru1212000
Conservative1111000
UKIP77000
Liberal Democrat11000
Constituency
VotesSeatsSeat Changes
PartyThenNowChangeThenNowGainsLossesNet
Labour34.71%34.71%0.00%2727000
Conservative21.15%21.15%0.00%66000
Plaid Cymru20.54%20.54%0.00%66000
UKIP12.46%12.46%0.00%00000
Liberal Democrat7.67%7.67%0.00%11000
Green2.47%2.47%0.00%00000
Region
VotesSeatsSeat Changes
PartyThenNowChangeThenNowGainsLossesNet
Labour31.46%31.46%0.00%22000
Plaid Cymru20.85%20.85%0.00%66000
Conservative18.81%18.81%0.00%55000
UKIP13.02%13.02%0.00%77000
Liberal Democrat6.46%6.46%0.00%00000
Green2.98%2.98%0.00%00000
Brexit Party0.00%0.00%0.00%00000

South Wales East

Constituency
Labour
%
Conservative
%
UKIP
%
Plaid Cymru
%
Liberal Democrat
%
Region
Labour
%
UKIP
%
Conservative
%
Plaid Cymru
%
Liberal Democrat
%
Green
%
Brexit Party
%

South Wales Central

Constituency
Labour
%
Conservative
%
Plaid Cymru
%
UKIP
%
Liberal Democrat
%
Region
Labour
%
Plaid Cymru
%
Conservative
%
UKIP
%
Liberal Democrat
%
Green
%
Brexit Party
%

South Wales West

Constituency
Labour
%
Conservative
%
Plaid Cymru
%
UKIP
%
Liberal Democrat
%
Region
Labour
%
Plaid Cymru
%
Conservative
%
UKIP
%
Liberal Democrat
%
Green
%
Brexit Party
%

Mid and West Wales

Constituency
Plaid Cymru
%
Conservative
%
Labour
%
Liberal Democrat
%
UKIP
%
Region
Plaid Cymru
%
Conservative
%
Labour
%
UKIP
%
Liberal Democrat
%
Green
%
Brexit Party
%

North Wales

Constituency
Labour
%
Conservative
%
Plaid Cymru
%
UKIP
%
Liberal Democrat
%
Region
Labour
%
Plaid Cymru
%
Conservative
%
UKIP
%
Liberal Democrat
%
Green
%
Brexit Party
%

Senedd Election 2011 (Use for 2016)

2029 General Election
Latest Posts
New Senedd Election System
posted 20 Oct 2024, 11:00
Historical Battlegrounds
posted 28 Jul 2024, 11:30
Website Updated with the 2024 General Election Results
posted 5 Jul 2024, 12:00