Data notesSwiss national polling is sparseNewest survey September 2025SRG/gfs.bern polls cluster around elections
The forecast model
Recency-weighted (10-day half-life) across 2 polls from 1 polling house, newest 2025-09-02. The ± figure is a 95% between-poll band; ▲▼ is the shift between the two most recent polling windows (newest poll is 361 days old · no recent polling).
UDC30.4%±1.1
PS18.8%±1.1
Centre13.6%±1.1
PLR13.3%±1.1
Verts10.3%±1.1
VL6.1%±1.1
Others7.5%
In this average · Sotomo (Wahlbarometer). Polls are unweighted by sample size (vendor sizes aren't published in our feed). Estimates, not forecasts.