PI · Amarante - Água Branca - Regeneração immediate region

São Gonçalo do Piauí: how it voted for president

In the 2026 runoff, Lula won São Gonçalo do Piauí with 74.25% of valid votes against 25.75% for Flavio Bolsonaro: a margin of 48.50 points, 44.93 points left of Brazil.

Solid left

Lean versus Brazil: −50.07pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 5,172; 142th largest electorate in Piauí
Side changes: 1; Times the leading bloc changed from one election to the next, in 9 elections since 1994.
Bellwether?: No; Has voted for the national winner since 2022.

On the map of Piauí

2026 runoff, colored by margin: pale in tight races, deep in landslides. Click a municipality to open its page.

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← Left bloc aheadRight bloc ahead →

Margin in percentage points of valid votes (right − left).

Municipality, state and Brazil

Right − left margin in the 2026 runoff, in percentage points.

São Gonçalo do Piauí−48.50 pts
Piauí−51.75 pts
Brazil−3.57 pts

Negative = left ahead; positive = right ahead.

Margin over time

Right − left margin in each election (the runoff where there was one), compared with Brazil's.

Every election

Year	Round	Candidates (% of valid votes)	Margin (right − left)	Bloc ahead	Turnout
2026 10/25/2026	Round 2	Lula (PT)74.25% Flavio Bolsonaro (PL)25.75%	−48.50 pts	Left bloc	80.45%
2026 10/04/2026	Round 1	Lula (PT)70.21% Flavio Bolsonaro (PL)25.82% Escritor Augusto Cury (AVANTE)1.82% Renan Santos (MISSÃO)1.34% +8 more Ronaldo Caiado (PSD)0.67% Zema (NOVO)0.05% Samara (UP)0.05% Rui Costa Pimenta (PCO)0.02% Veterinário Wilson Grassi (DEMOCRATA)0.02% Hertz Dias (PSTU)0.00% Edmilson Costa (PCB)0.00% Clariana Barao (DC)0.00%	−44.20 pts	Left bloc	83.91%
2022 10/30/2022	Round 2	Lula (PT)75.88% Jair Bolsonaro (PL)24.12%	−51.75 pts	Left bloc	78.16%
2022 10/02/2022	Round 1	Lula (PT)73.24% Jair Bolsonaro (PL)20.48% Ciro Gomes (PDT)3.53% Simone Tebet (MDB)1.63% +7 more Soraya Thronicke (UNIÃO)0.84% Felipe D Avila (NOVO)0.17% Padre Kelmon (PTB)0.11% Vera (PSTU)0.00% Sofia Manzano (PCB)0.00% Constituinte Eymael (DC)0.00% Léo Péricles (UP)0.00%	−53.55 pts	Left bloc	80.78%
2018 10/28/2018	Round 2	Fernando Haddad (PT)74.74% Jair Bolsonaro (PSL)25.26%	−49.48 pts	Left bloc	80.46%
2018 10/07/2018	Round 1	Fernando Haddad (PT)64.47% Jair Bolsonaro (PSL)22.70% Ciro Gomes (PDT)9.07% Geraldo Alckmin (PSDB)1.44% +9 more Henrique Meirelles (MDB)0.68% Alvaro Dias (PODE)0.41% João Amoêdo (NOVO)0.38% Marina Silva (REDE)0.29% Cabo Daciolo (PATRI)0.24% Guilherme Boulos (PSOL)0.21% Vera (PSTU)0.06% Eymael (DC)0.03% João Goulart Filho (PPL)0.03%	−48.25 pts	Left bloc	86.18%
2014 10/26/2014	Round 2	Dilma (PT)77.49% Aécio Neves (PSDB)22.51%	−54.97 pts	Left bloc	75.82%
2014 10/05/2014	Round 1	Dilma (PT)65.80% Marina Silva (PSB)18.12% Aécio Neves (PSDB)15.11% Eymael (PSDC)0.33% +6 more Luciana Genro (PSOL)0.24% Eduardo Jorge (PV)0.15% Zé Maria (PSTU)0.09% Pastor Everaldo (PSC)0.06% Levy Fidelix (PRTB)0.06% Rui Costa Pimenta (PCO)0.03%	−68.87 pts	Left bloc	79.84%
2010 10/31/2010	Round 2	Dilma (PT)78.10% José Serra (PSDB)21.90%	−56.20 pts	Left bloc	80.32%
2010 10/03/2010	Round 1	Dilma (PT)75.33% Marina Silva (PV)13.99% José Serra (PSDB)9.69% Eymael (PSDC)0.57% +4 more Plínio (PSOL)0.16% Zé Maria (PSTU)0.13% Ivan Pinheiro (PCB)0.06% Levy Fidelix (PRTB)0.06%	−79.35 pts	Left bloc	83.75%
2006 10/29/2006	Round 2	Lula (PT)84.59% Geraldo Alckmin (PSDB)15.41%	−69.18 pts	Left bloc	80.53%
2006 10/01/2006	Round 1	Lula (PT)74.37% Geraldo Alckmin (PSDB)20.92% Heloísa Helena (PSOL)2.39% Cristovam Buarque (PDT)2.25% +2 more Luciano Bivar (PSL)0.03% José Maria Eymael (PSDC)0.03%	−58.02 pts	Left bloc	86.89%
2002 10/27/2002	Round 2	Lula (PT)56.48% José Serra (PSDB)43.52%	−12.96 pts	Left bloc	79.68%
2002 10/06/2002	Round 1	Lula (PT)47.26% José Serra (PSDB)27.64% Ciro (PPS)13.98% Garotinho (PSB)10.85% +2 more Zé Maria (PSTU)0.23% Rui Costa Pimenta (PCO)0.04%	−44.71 pts	Left bloc	88.88%
1998 10/04/1998	Round 1	Fernando Henrique (PSDB)51.62% Lula (PT)21.29% Ciro Gomes (PPS)19.00% Enéas (PRONA)2.45% +8 more Brigadeiro Ivan Frota (PMN)1.70% Zé Maria (PSTU)0.85% Eymael (PSDC)0.69% Vasco Neto (PSN)0.64% João de Deus Barbosa (PT do B)0.53% Sergio Bueno (PSC)0.48% Sirkis (PV)0.43% Thereza Ruiz (PTN)0.32%	+12.40 pts	Right bloc	94.47%
1994 10/03/1994	Round 1	Fernando Henrique Cardoso (PSDB)51.52% Luiz Inacio Lula da Silva (PT)30.97% Orestes Quercia (PMDB)6.13% Carlos Antonio Gomes (PRN)4.95% +4 more Eneas Ferreira Carneiro (PRONA)4.56% Esperidiao Amin Helou Filho (PPR)0.78% Leonel de Moura Brizola (PDT)0.70% Hernani Goulart Fortuna (PSC)0.39%	+36.66 pts	Right bloc	84.76%

Percentages of valid votes in the municipality. Turnout = voters over the electorate. Source: TSE.

When the municipality changed sides

2002(Round 2)·Right bloc→Left bloc

Other municipalities in the Amarante - Água Branca - Regeneração immediate region

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Official TSE results by municipality (1994–2026); the 2026 runoff comes from the TSE's official results publication. Every municipality's index can be downloaded at /dados.