Turn the latest uk polls into projected westminster seats and majorities Nowcast uk 🇬🇧 house of commons nowcast seat calculator pr calculator ward estimates methodology The calculator will automatically project westminster seats using uniform national swing methodology and display results with seat.
Electoral Calculus
Predict the next uk general election result with our custom nowcast tool
Enter party vote shares to get instant seat projections and.
Simulate election results with the seat projection calculator Adjust vote percentages and see seats in a parliament diagram. Ideal for local parties, candidates, and campaigners, our new live seat data maps deliver live maps and data with predicted election. Build your own uk general election projection
Prediction based on opinion polls from 05 may 2026 to 27 may 2026, sampling 15,475 people
