PI · Canto do Buriti immediate region

Rio Grande do Piauí: how it voted for president

In the 2026 runoff, Lula won Rio Grande do Piauí with 84.14% of valid votes against 15.86% for Flavio Bolsonaro: a margin of 68.28 points, 64.71 points left of Brazil.

Solid left

Lean versus Brazil: −71.11pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 5,427; 127th 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.

Rio Grande do Piauí−68.28 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)84.14% Flavio Bolsonaro (PL)15.86%	−68.28 pts	Left bloc	81.24%
2026 10/04/2026	Round 1	Lula (PT)80.66% Flavio Bolsonaro (PL)16.69% Ronaldo Caiado (PSD)1.16% Escritor Augusto Cury (AVANTE)0.88% +8 more Renan Santos (MISSÃO)0.54% Clariana Barao (DC)0.02% Rui Costa Pimenta (PCO)0.02% Samara (UP)0.02% Hertz Dias (PSTU)0.00% Edmilson Costa (PCB)0.00% Zema (NOVO)0.00% Veterinário Wilson Grassi (DEMOCRATA)0.00%	−63.16 pts	Left bloc	81.09%
2022 10/30/2022	Round 2	Lula (PT)86.18% Jair Bolsonaro (PL)13.82%	−72.36 pts	Left bloc	80.25%
2022 10/02/2022	Round 1	Lula (PT)84.27% Jair Bolsonaro (PL)12.25% Ciro Gomes (PDT)1.83% Simone Tebet (MDB)1.24% +7 more Soraya Thronicke (UNIÃO)0.32% Padre Kelmon (PTB)0.07% Felipe D Avila (NOVO)0.02% Vera (PSTU)0.00% Sofia Manzano (PCB)0.00% Constituinte Eymael (DC)0.00% Léo Péricles (UP)0.00%	−72.19 pts	Left bloc	80.62%
2018 10/28/2018	Round 2	Fernando Haddad (PT)87.94% Jair Bolsonaro (PSL)12.06%	−75.89 pts	Left bloc	82.49%
2018 10/07/2018	Round 1	Fernando Haddad (PT)79.53% Jair Bolsonaro (PSL)9.62% Ciro Gomes (PDT)6.54% Geraldo Alckmin (PSDB)1.71% +9 more Henrique Meirelles (MDB)1.18% João Amoêdo (NOVO)0.40% Cabo Daciolo (PATRI)0.32% Marina Silva (REDE)0.29% Alvaro Dias (PODE)0.19% Guilherme Boulos (PSOL)0.19% Eymael (DC)0.03% Vera (PSTU)0.00% João Goulart Filho (PPL)0.00%	−73.10 pts	Left bloc	85.30%
2014 10/26/2014	Round 2	Dilma (PT)85.78% Aécio Neves (PSDB)14.22%	−71.56 pts	Left bloc	69.42%
2014 10/05/2014	Round 1	Dilma (PT)82.17% Aécio Neves (PSDB)10.04% Marina Silva (PSB)7.30% Pastor Everaldo (PSC)0.23% +4 more Eduardo Jorge (PV)0.10% Luciana Genro (PSOL)0.10% Zé Maria (PSTU)0.03% Levy Fidelix (PRTB)0.03%	−79.41 pts	Left bloc	73.21%
2010 10/31/2010	Round 2	Dilma (PT)66.14% José Serra (PSDB)33.86%	−32.29 pts	Left bloc	71.89%
2010 10/03/2010	Round 1	Dilma (PT)63.98% José Serra (PSDB)30.62% Marina Silva (PV)5.13% Plínio (PSOL)0.14% +4 more Eymael (PSDC)0.05% Zé Maria (PSTU)0.03% Ivan Pinheiro (PCB)0.03% Levy Fidelix (PRTB)0.03%	−38.60 pts	Left bloc	74.19%
2006 10/29/2006	Round 2	Lula (PT)69.90% Geraldo Alckmin (PSDB)30.10%	−39.79 pts	Left bloc	71.73%
2006 10/01/2006	Round 1	Lula (PT)58.19% Geraldo Alckmin (PSDB)39.07% Cristovam Buarque (PDT)1.43% Heloísa Helena (PSOL)1.07% +3 more Ana Maria Rangel (PRP)0.16% José Maria Eymael (PSDC)0.05% Luciano Bivar (PSL)0.03%	−21.39 pts	Left bloc	79.17%
2002 10/27/2002	Round 2	Lula (PT)52.96% José Serra (PSDB)47.04%	−5.93 pts	Left bloc	69.17%
2002 10/06/2002	Round 1	Ciro (PPS)34.03% Lula (PT)28.93% José Serra (PSDB)24.43% Garotinho (PSB)12.52% +2 more Zé Maria (PSTU)0.06% Rui Costa Pimenta (PCO)0.03%	−51.14 pts	Left bloc	77.70%
1998 10/04/1998	Round 1	Fernando Henrique (PSDB)55.31% Lula (PT)23.91% Ciro Gomes (PPS)12.28% Brigadeiro Ivan Frota (PMN)1.62% +8 more João de Deus Barbosa (PT do B)1.38% Enéas (PRONA)1.34% Eymael (PSDC)1.05% Zé Maria (PSTU)0.97% Sergio Bueno (PSC)0.57% Thereza Ruiz (PTN)0.53% Vasco Neto (PSN)0.53% Sirkis (PV)0.53%	+18.64 pts	Right bloc	73.42%
1994 10/03/1994	Round 1	Fernando Henrique Cardoso (PSDB)59.77% Orestes Quercia (PMDB)18.16% Luiz Inacio Lula da Silva (PT)15.35% Carlos Antonio Gomes (PRN)2.44% +4 more Eneas Ferreira Carneiro (PRONA)1.87% Leonel de Moura Brizola (PDT)0.98% Esperidiao Amin Helou Filho (PPR)0.81% Hernani Goulart Fortuna (PSC)0.61%	+67.35 pts	Right bloc	77.55%

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 Canto do Buriti immediate region

Find another municipality

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.