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Nation · Senedd voting intention

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Reform UK leads by 3.1%

Weighted average of the latest 6 polls · updated 03/19/2026 · Source: Election Data Vault

Election Data Vault daily average (03/19/2026): LAB 32.3REF 19.9PC 17.2CON 15.8GRN 6.8LD 6.2

Polling average

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+/− 7 days
  • Reform UK26.5% ▲ 2.0
  • Plaid Cymru23.4% ▲ 5.0
  • Labour17.4% ▼ 7.8
  • Conservative12.6% ▼ 1.8
  • Green10.3% ▲ 2.6
  • Liberal Democrats7.3% ▼ 0.8

Trend · last 40 polls

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0306009/16/202103/19/2026

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