Final count
| Candidate | Party | Votes | Share |
| TARCÍSIO | REPUBLICANOS | 14,491,874 | 62.6% |
| FERNANDO HADDAD | PT | 8,423,656 | 36.4% |
| VIVIAN MENDES | UP | 80,480 | 0.3% |
| VERA LÚCIA | PSTU | 75,641 | 0.3% |
| CARLOS MACHADO | PCB | 58,862 | 0.3% |
| Total votes | 23,130,513 | |
Turnout 77.4%: 26,394,256 ballots from 34,081,699 registered voters.
TSE EA20 result file, round 1, generated 5 Oct 2026 11:44:29 Brasília time: final totalisation ('tf': 's', 'and': 'f'), 103,656 of 103,656 polling sections totalised on 4 Oct 2026 at 22:56:59 (Brasília time, UTC-3). Rows: each candidate's ballot name and party as the TSE writes them, with nominal votes. totalVotes = valid votes ('vv', nominal only: no party-label votes for this office) 23,130,513; ballots = attendance ('c') 26,394,256; electorate ('te') 34,081,699; blank 1,348,262, null 1,915,481. Elected in round 1 (absolute majority of valid votes, Constitution art. 28 with art. 77): TARCÍSIO (REPUBLICANOS), status 'Eleito'. Diplomação (by 18 Dec 2026) is a later formality and does not change the count. Observed: the TSE result file for SP (governor, cargo 3, election 6259) shows the final totalisation ('tf': 's', 'and': 'f', all 103,656 polling sections) on 4 Oct 2026 at 22:56:59 Brasília time, recorded as 2026-10-05T01:56:59Z. Published by Tribunal Superior Eleitoral, 5 Oct 2026: resultados.tse.jus.br/oficial/ele2026/6259/dados/sp/sp-c0003-e006259-u.json. Official publication of the TSE; no reuse terms stated. Lei 9.610/1998 art. 8 IV (planalto.gov.br/ccivil_03/leis/l9610.htm, read 25 Oct 2026): "Não são objeto de proteção como direitos autorais [...] os textos de tratados ou convenções, leis, decretos, regulamentos, decisões judiciais e demais atos oficiais".
The authority's own page is the primary source for this result; this page is a copy of it.