UKDecides

WESTMINSTER MRP

Electoral Calculus / Find Out Now — 23–30 June 2026

Fieldwork23–30 June 2026
Sample5,545
CommissionerPLMR

Westminster MRP by Electoral Calculus and Find Out Now for PLMR, based on 5,545 GB adults.

What it means Hung parliament. Labour largest party, 109 seats short of an overall majority.

SEAT ESTIMATE

Modelled seats

Labour
217
Conservative
151
Reform UK
127
Liberal Democrat
72
Green
30
SNP
28
Plaid Cymru
3
Other
3
Restore Britain
1

All MRP charts use the same 0–650 seat scale. The vertical marker shows the 326-seat threshold for an overall majority.

MODEL RESULTS

Published result

Vote share and seat totals are reproduced from the original MRP publication where supplied.

PartyVote shareSeats
Conservative 20% 151
Labour 22% 217
Liberal Democrat 11% 72
Reform UK 22% 127
Green 10% 30
SNP 3% 28
Plaid Cymru 1% 3
Restore Britain 7% 1
Other 3% 3

MRP estimates are modelled estimates, not constituency polls or a UKDecides forecast.

Electoral Calculus published this Westminster MRP using polling conducted by Find Out Now for PLMR. The headline result incorporates the tactical-voting adjustment used in the original publication.

Source: Original MRP publication