
AI-generated summary
The Datafolha survey was carried out between Friday (2) and Saturday (3), surveying 1,620 voters from all regions of the Federal District, with a margin of error of four percentage points for valid votes.
On the eve of the first round of the election, governor Celina Leão (PP) leads the dispute for Government of the Federal District with 55% of valid voting intentions, according to a new Datafolha survey released this Saturday (3). Second place is Leandro Grass (PT), who accounts for 27% of the mentions.
The survey also shows Paula Belmonte (PSDB) with 10%. Further down are Kiko Caputo (Novo) with 4%, Cappelli (PSB) with 2%, Professor Samara Mineiro (UP) with 1%, and Professor Robson Raymundo (PSTU) with 1%.
The Datafolha survey was commissioned by TV Globo and Folha and interviewed 1,620 voters from all regions of the Federal District between Friday (2) and Saturday (3). The margin of error for valid votes is plus or minus four percentage points. The survey is registered with the Electoral Court under codes DF-07243/2026 and BR-09812/2026.
To calculate valid votes, blank votes, invalid votes and voters who declare themselves undecided are excluded. The procedure is comparable to that used by the Electoral Court to count and publish the official election results. In this cut-off, the margin of error is four percentage points.
In the latest Datafolha survey, published on Thursday (1st), Celina had 53% of valid voting intentions, while Grass scored 26%. Paula Belmonte had 10% of mentions and Cappelli, 3%.
The research shows that Celina would win the second round contest with 56% of the total votes (when undecided voters and those who will vote blank and invalid are taken into account), against 31% for Grass. 9% say they vote blank or null, and 3% don't know.
AI outlook — possibilities, not facts
Celina Leão will win the first round of the election for Government of the Federal District.
Very likely · Within days
Celina Leão and Leandro Grass will compete in the second round of the elections for Government of the Federal District.
Very likely · Within weeks

Quaest survey released this Saturday (3), the eve of the 1st round of elections in Roraima, shows Arthur Henrique (PL) with 64% of valid votes, followed by Soldado Sampaio (Republicans) with 34%. Arthur Henrique could win in the first round, as he needs more than 50% of the valid votes. The survey interviewed 1,800 voters between October 2 and 3, with a margin of error of 2 percentage points and a confidence level of 95%.

Datafolha research released on Saturday, October 3, 2026 shows Lula (PT) and Flávio Bolsonaro (PL) technically tied with 44% of valid votes each in Minas Gerais, on the eve of the first round of the presidential elections. The margin of error is two percentage points.

Quaest research released this Saturday (3), the eve of the 1st round of elections in Acre, shows Gladson Camelí (PP) leading the dispute for the Senate with 24% of valid votes, followed by Márcio Bittar (PL) with 22%, Mara Rocha (Republicans) with 19% and Jorge Viana (PT) with 16%. The stimulated survey interviewed 1,800 voters aged 16 and over between October 2nd and 3rd, with a margin of error of 2 percentage points and a confidence level of 95%.

Datafolha research released this Saturday (3), the day before the 1st round, shows Flávio Bolsonaro (PL) with 49% of the valid votes for President in the Federal District, followed by Lula (PT) with 37%, Ronaldo Caiado (PSD) with 6% and other candidates with 3% or less. To win in the 1st round, 50% of the valid votes plus one vote are required.

Quaest survey released this Saturday (3) shows Filipe Barros (PL) leading the dispute for the Senate in Paraná with 25% of valid votes, followed by Alexandre Curi (Republicans) and Deltan Dallagnol (Novo), both with 21%. Gleisi (PT) has 15%. The survey interviewed 2,005 voters between October 2 and 3, with a margin of error of 2 percentage points and a confidence level of 95%.

Decision by electoral judge Francisco Luís Rios Alves determined the withdrawal of the Datafolha survey registered with the TSE with numbers CE-09234/2026 and BR-06469/2026, due to a formal issue in the registration, without problems in the research methodology.