Ynys Mon - UK Parliament Constituency

Here are the most recent election results for the Ynys Mon constituency.

Note: Smaller parties may be omitted. The candidate with the largest vote who does not belong to one of the main parties is listed as 'Minor'. Votes listed for 'Other' are calculated by taking the votes from the main parties and 'Minor' away from the total votes cast.

NameYnys Mon
RegionWales
1st in 2024Plaid Cymru
2nd in 2024Conservative
Swing To Lose0.98%
Next Election PredictionView

Note: 'Swing To Lose' is the swing needed by the 2nd placed party against the 1st placed party to win the seat.

Electoral History

ElectionParty
Election 2024Plaid Cymru
Election 2019 (New Boundaries)Conservative
Election 2019Conservative
Election 2017Labour
Election 2015Labour
Election 2010Labour
Election 2005 (New Boundaries)Labour
Election 2005Labour
Election 2001Labour
Election 1997Plaid Cymru
Election 1992Plaid Cymru
Election 1987Plaid Cymru
Election 1983Conservative

Election 2024

View full Election 2024 results.

PartyVotesPercentageChange
Plaid Cymru10,59032.46%+3.95%
Conservative9,95330.50%-4.95%
Labour7,61923.35%-6.72%
Reform UK3,2239.88%+3.90%
Green6041.85%N/A
Liberal Democrat4391.35%N/A
Minor1560.48%N/A
Others440.13%N/A
Majority6371.95%
Turnout32,62861.40%-8.34%
Electorate53,141
Swing from
CON
to
PC
4.45%
Swing from
LAB
to
PC
5.34%
Swing from
LAB
to
CON
0.88%
Plaid Cymru gain from Conservative

Election 2019 (New Boundaries)

View full Election 2019 (New Boundaries) results.

PartyVotesPercentageChange
Conservative12,95935.45%0.00%
Labour10,99130.07%0.00%
Plaid Cymru10,41828.50%0.00%
Reform UK2,1845.98%N/A
Majority1,9685.38%
Turnout36,55269.74%-0.66%
Electorate52,415
Swing from
LAB
to
CON
0.00%
Swing from
PC
to
CON
0.00%
Swing from
PC
to
LAB
0.00%
Conservative hold

Election 2019

View full Election 2019 results.

PartyVotesPercentageChange
Conservative12,95935.45%+7.66%
Labour10,99130.07%-11.79%
Plaid Cymru10,41828.50%+1.11%
Brexit Party2,1845.98%N/A
Majority1,9685.38%
Turnout36,55270.39%-0.22%
Electorate51,925
Swing from
LAB
to
CON
9.73%
Swing from
PC
to
CON
3.28%
Swing from
LAB
to
PC
6.45%
Conservative gain from Labour

Election 2017

View full Election 2017 results.

PartyVotesPercentageChange
Labour15,64341.86%+10.74%
Conservative10,38427.79%+6.62%
Plaid Cymru10,23727.40%-3.07%
UKIP6241.67%-12.99%
Liberal Democrat4791.28%-0.87%
Majority5,25914.07%
Turnout37,36770.61%+0.67%
Electorate52,921
Swing from
CON
to
LAB
2.06%
Swing from
PC
to
LAB
6.91%
Swing from
PC
to
CON
4.85%
Labour hold

Election 2015

View full Election 2015 results.

PartyVotesPercentageChange
Labour10,87131.13%-2.23%
Plaid Cymru10,64230.47%+4.26%
Conservative7,39321.17%-1.32%
UKIP5,12114.66%+11.18%
Liberal Democrat7512.15%-5.37%
Minor1480.42%N/A
Majority2290.66%
Turnout34,92669.94%+1.15%
Electorate49,939
Swing from
LAB
to
PC
3.24%
Swing from
LAB
to
CON
0.46%
Swing from
CON
to
PC
2.79%
Labour hold

Election 2010

View full Election 2010 results.

PartyVotesPercentageChange
Labour11,49033.36%-1.27%
Plaid Cymru9,02926.21%-4.91%
Conservative7,74422.48%+11.44%
Liberal Democrat2,5927.53%+0.70%
Minor2,2256.46%N/A
UKIP1,2013.49%N/A
Others1630.47%N/A
Majority2,4617.14%
Turnout34,44468.78%+1.26%
Electorate50,075
Swing from
PC
to
LAB
1.82%
Swing from
LAB
to
CON
6.35%
Swing from
PC
to
CON
8.18%
Labour hold

Election 2005 (New Boundaries)

View full Election 2005 (New Boundaries) results.

PartyVotesPercentageChange
Labour12,27834.62%+0.00%
Plaid Cymru11,03731.13%+0.00%
Minor5,21414.70%N/A
Conservative3,91511.04%+0.00%
Liberal Democrat2,4206.82%+0.01%
Others5961.68%N/A
Majority1,2413.50%
Turnout35,46067.52%-0.01%
Electorate52,517
Swing from
LAB
to
PC
0.00%
Swing from
MIN
to
LAB
0.00%
Swing from
MIN
to
PC
0.00%
Labour hold

Election 2005

View full Election 2005 results.

PartyVotesPercentageChange
Labour12,27834.62%-0.38%
Plaid Cymru11,03631.12%-1.53%
Minor5,21614.71%N/A
Conservative3,91511.04%-11.46%
Liberal Democrat2,4186.82%-1.33%
UKIP3671.03%-0.02%
Others2320.65%N/A
Majority1,2423.50%
Turnout35,46267.53%+3.49%
Electorate52,512
Swing from
PC
to
LAB
0.58%
Swing from
LAB
to
MIN
7.22%
Swing from
PC
to
MIN
7.79%
Labour hold

Election 2001

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PartyVotesPercentageChange
Labour11,90635.00%+1.75%
Plaid Cymru11,10632.65%-6.81%
Conservative7,65322.50%+1.04%
Liberal Democrat2,7728.15%+4.30%
UKIP3591.06%N/A
Minor2220.65%N/A
Majority8002.35%
Turnout34,01864.04%-11.36%
Electorate53,117
Swing from
PC
to
LAB
4.28%
Swing from
CON
to
LAB
0.36%
Swing from
PC
to
CON
3.92%
Labour gain from Plaid Cymru

Election 1997

View full Election 1997 results.

PartyVotesPercentageChange
Plaid Cymru15,75639.46%+2.34%
Labour13,27533.25%+9.73%
Conservative8,56921.46%-13.09%
Liberal Democrat1,5373.85%-0.54%
Minor7931.99%N/A
Majority2,4816.21%
Turnout39,93075.41%-5.21%
Electorate52,952
Swing from
PC
to
LAB
3.70%
Swing from
CON
to
PC
7.72%
Swing from
CON
to
LAB
11.41%
Plaid Cymru hold

Election 1992

View full Election 1992 results.

PartyVotesPercentageChange
Plaid Cymru15,98437.12%-6.11%
Conservative14,87834.55%+1.32%
Labour10,12623.52%+6.64%
Liberal Democrat1,8914.39%N/A
Minor1820.42%N/A
Majority1,1062.57%
Turnout43,06180.62%-1.03%
Electorate53,412
Swing from
PC
to
CON
3.72%
Swing from
PC
to
LAB
6.38%
Swing from
CON
to
LAB
2.66%
Plaid Cymru hold

Election 1987

View full Election 1987 results.

PartyVotesPercentageChange
Plaid Cymru18,58043.23%+9.97%
Conservative14,28233.23%-4.23%
Labour7,25216.87%-0.07%
SDP-Liberal Alliance2,8636.66%-5.68%
Majority4,29810.00%
Turnout42,97781.65%+2.05%
Electorate52,633
Swing from
CON
to
PC
7.10%
Swing from
LAB
to
PC
5.02%
Swing from
CON
to
LAB
2.08%
Plaid Cymru gain from Conservative

Election 1983

View full Election 1983 results.

PartyVotesPercentageChange
Conservative15,01737.46%N/A
Plaid Cymru13,33333.26%N/A
Labour6,79116.94%N/A
SDP-Liberal Alliance4,94712.34%N/A
Majority1,6844.20%
Turnout40,08879.60%N/A
Electorate50,359
Conservative win
2029 General Election
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