In the 2009 Grand Conseil election, there were a total of 14,102 registered voters of which 5,009 (35.5%) voted. The most popular party in the municipality for this election was the MCG with 25.6% of the ballots. In the canton-wide election they received the third highest proportion of votes. The second most popular party was the Les Socialistes (with 14.8%), they were fourth in the canton-wide election, while the third most popular party was the Les Verts (with 12.0%), they were second in the canton-wide election.