# Runoff results in Diadema (SP)

President in Diadema (SP): Lula (PT) 61.04%, Flávio Bolsonaro (PL) 38.96%. See also governor, Senate and the electoral zones.

Updated 2026-10-26T07:06:08.693Z · Source: Tribunal Superior Eleitoral (https://resultados.tse.jus.br) · https://eleicoes2026brasil.com/en/presidente/sp/3513801

## President in Diadema

Lula (PT) got more votes in Diadema (61.04%), followed by Flávio Bolsonaro (PL) (38.96%), with 100.00% of polling stations counted. Electorate: 331,030; turnout: 80.98%.

| Candidate | Party | Votes | % of valid |
| --- | --- | --- | --- |
| Lula | PT 13 | 156,935 | 61.04% |
| Flávio Bolsonaro | PL 22 | 100,154 | 38.96% |

## 1st round in Diadema

In the 1st round, on October 4, Lula (PT) got more votes in Diadema, with 52.43% of valid votes; Flávio Bolsonaro (PL) got 37.50%.

| Candidate | Party | Votes | % of valid |
| --- | --- | --- | --- |
| Lula | PT 13 | 125,594 | 52.43% |
| Flávio Bolsonaro | PL 22 | 89,832 | 37.50% |
| Escritor Augusto Cury | Avante 70 | 9,413 | 3.93% |
| Renan Santos | Missão 14 | 8,356 | 3.49% |
| Ronaldo Caiado | PSD 55 | 4,784 | 2.00% |
| Zema | Novo 30 | 641 | 0.27% |
| Samara | UP 80 | 525 | 0.22% |
| Hertz Dias | PSTU 16 | 187 | 0.08% |
| Clariana Barão | DC 27 | 94 | 0.04% |
| Edmilson Costa | PCB 21 | 50 | 0.02% |
| Rui Costa Pimenta | PCO 29 | 50 | 0.02% |
| Veterinário Wilson Grassi | Democrata 35 | 39 | 0.02% |

## Governor in Diadema (1st round)

| Candidate | Party | Votes | % of valid |
| --- | --- | --- | --- |
| Fernando Haddad | PT 13 | 110,289 | 50.15% |
| Tarcísio | Republicanos 10 | 107,394 | 48.83% |
| Vivian Mendes | UP 80 | 907 | 0.41% |
| Vera Lúcia | PSTU 16 | 788 | 0.36% |
| Carlos Machado | PCB 21 | 556 | 0.25% |

## Senate in Diadema (1st round)

| Candidate | Party | Votes | % of valid |
| --- | --- | --- | --- |
| Simone Tebet | PSB 400 | 106,316 | 26.37% |
| Marina Silva | Rede 180 | 101,847 | 25.26% |
| Guilherme Derrite | PP 111 | 95,421 | 23.67% |
| André do Prado | PL 222 | 88,040 | 21.84% |
| Guto Schiavetto | Missão 144 | 3,476 | 0.86% |
| Geraldo Rufino | Podemos 200 | 2,887 | 0.72% |
| Soninha Francine | Cidadania 232 | 2,335 | 0.58% |
| Maíra de Souza | UP 808 | 967 | 0.24% |
| Dra. Eliana Ferreira | PSTU 161 | 744 | 0.18% |
| Márcio Alves | UP 800 | 726 | 0.18% |
| Petter Maahs | PCB 211 | 206 | 0.05% |
| Weller Gonçalves | PSTU 160 | 182 | 0.05% |
| William Teixeira | Agir 360 | 69 | annulled votes |

## From the 1st round to the runoff

In the 1st round, on October 4, Lula (PT) got 52.43% of valid votes in Diadema, and Flávio Bolsonaro (PL) got 37.50%; the other candidates added up to 10.07%.

In the runoff, Lula got 61.04% (+8.61 points) and Flávio Bolsonaro got 38.96% (+1.46 points).

Lula's lead rose from 14.93 points to 22.08 points.

| Candidate | Party | 1st round | Runoff | Change |
| --- | --- | --- | --- | --- |
| Lula | PT 13 | 52.43% | 61.04% | +8.61 points |
| Flávio Bolsonaro | PL 22 | 37.50% | 38.96% | +1.46 points |

## Comparison with 2022

In the 2022 1st round in Diadema, Lula (PT) had 56.34% of valid votes and Jair Bolsonaro (PL) had 32.95%. In the 2022 runoff, Lula (PT) won in Diadema with 60.02% of valid votes.

PT: Lula has 61.04% in the 2026 runoff, against 60.02% in the 2022 runoff (+1.0 point).

PL: Flávio Bolsonaro has 38.96% in the 2026 runoff, against 39.98% for Jair Bolsonaro in the 2022 runoff (−1.0 point).

| Party | 2022 | % in 2022 | 2026 | % in 2026 | Change |
| --- | --- | --- | --- | --- | --- |
| PT | Lula | 60.02% | Lula | 61.04% | +1.0 point |
| PL | Jair Bolsonaro | 39.98% | Flávio Bolsonaro | 38.96% | −1.0 point |

## Analysis: Diadema and Brazil

Lula got 56,781 votes more than Flávio Bolsonaro in Diadema.

From the 1st round to the runoff, the gap between the two moved 7.15 points toward Lula in Diadema, 1.70 points beyond Brazil (5.45 points toward Lula). Against the 2022 runoff, it moved 2.04 points toward the PT, 0.26 points beyond Brazil.

The municipality kept its 1st-round and its 2022 side.

Abstention was 19.02% in the runoff (22.61% in the 1st round; in Brazil, 19.22%), and blank and null votes, 4.09% (6.48% in the 1st round).

More analyses of the election — who decided, vote transfer, polarization — at https://eleicoes2026brasil.com/en/analise.

| Indicator | Diadema | Brazil |
| --- | --- | --- |
| Lula's net votes | +56,781 | +4,430,191 |
| Lula's lead (points) | +22.08 | +3.58 |
| Change in the gap toward Lula since the 1st round (points) | +7.15 | +5.45 |
| Change in the gap toward the PT since 2022 (points) | +2.04 | +1.78 |
| Abstention in the runoff | 19.02% | 19.22% |
| Blank and null in the runoff | 4.09% | 3.24% |

## Frequently asked questions

### Who won for president in Diadema?

Lula (PT), with 61.04% of valid votes in Diadema (SP).

### How did the vote for president in Diadema change from the 1st round to the runoff?

In the 1st round, on October 4, Lula (PT) got 52.43% of valid votes in Diadema, and Flávio Bolsonaro (PL) got 37.50%; the other candidates added up to 10.07%. In the runoff, Lula got 61.04% (+8.61 points) and Flávio Bolsonaro got 38.96% (+1.46 points). Lula's lead rose from 14.93 points to 22.08 points.

### Who won in Diadema in the 2022 election?

In the 2022 1st round in Diadema, Lula (PT) had 56.34% of valid votes and Jair Bolsonaro (PL) had 32.95%. In the 2022 runoff, Lula (PT) won in Diadema with 60.02% of valid votes.

### How did the presidential vote in Diadema change compared with Brazil?

From the 1st round to the runoff, the gap between the two moved 7.15 points toward Lula in Diadema, 1.70 points beyond Brazil (5.45 points toward Lula). Against the 2022 runoff, it moved 2.04 points toward the PT, 0.26 points beyond Brazil. The municipality kept its 1st-round and its 2022 side.

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