Central de Pesquisas Eleitorais 2006

Nordeste –
Lula (PT): 66,78%
Alckmin (PSDB): 26,15%
Heloísa Helena (PSOL): 4,44%
Cristovam Buarque (PDT): 2,33%

Sudeste –
Lula (PT): 43,28%
Alckmin (PSDB): 45,22%
Heloísa Helena (PSOL): 8,67%
Cristovam Buarque (PDT): 2,59%

Centro-Oeste
Lula (PT): 38,49%
Alckmin (PSDB): 51,59%
Heloísa Helena (PSOL): 6,88%
Cristovam Buarque (PDT): 2,77%

Norte –
Lula (PT): 56,06%
Alckmin (PSDB): 36,38%
Heloísa Helena (PSOL): 5,38%
Cristovam Buarque (PDT): 1,94%

Sul –
Lula (PT): 34,88%
Alckmin (PSDB): 54,93%
Heloísa Helena (PSOL): 6,36%
Cristovam Buarque (PDT): 3,57%