PI · Simplício Mendes immediate region

Campinas do Piauí: how it voted for president

In the 2026 runoff, Lula won Campinas do Piauí with 89.71% of valid votes against 10.29% for Flavio Bolsonaro: a margin of 79.42 points, 75.85 points left of Brazil.

Solid left

Lean versus Brazil: −82.89pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 5,380; 131th largest electorate in Piauí
Side changes: 1; Times the leading bloc changed from one election to the next, in 9 elections since 1994. Plus 1 turn(s) between round 1 and round 2 of the same year.
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.

Campinas do Piauí−79.42 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)89.71% Flavio Bolsonaro (PL)10.29%	−79.42 pts	Left bloc	78.61%
2026 10/04/2026	Round 1	Lula (PT)87.10% Flavio Bolsonaro (PL)10.61% Escritor Augusto Cury (AVANTE)0.99% Renan Santos (MISSÃO)0.67% +8 more Ronaldo Caiado (PSD)0.59% Edmilson Costa (PCB)0.05% Hertz Dias (PSTU)0.00% Clariana Barao (DC)0.00% Rui Costa Pimenta (PCO)0.00% Zema (NOVO)0.00% Veterinário Wilson Grassi (DEMOCRATA)0.00% Samara (UP)0.00%	−76.27 pts	Left bloc	78.81%
2022 10/30/2022	Round 2	Lula (PT)93.11% Jair Bolsonaro (PL)6.89%	−86.21 pts	Left bloc	77.86%
2022 10/02/2022	Round 1	Lula (PT)90.92% Jair Bolsonaro (PL)6.63% Ciro Gomes (PDT)1.18% Simone Tebet (MDB)0.78% +7 more Soraya Thronicke (UNIÃO)0.40% Padre Kelmon (PTB)0.08% Constituinte Eymael (DC)0.03% Vera (PSTU)0.00% Sofia Manzano (PCB)0.00% Felipe D Avila (NOVO)0.00% Léo Péricles (UP)0.00%	−84.19 pts	Left bloc	79.46%
2018 10/28/2018	Round 2	Fernando Haddad (PT)93.16% Jair Bolsonaro (PSL)6.84%	−86.32 pts	Left bloc	78.89%
2018 10/07/2018	Round 1	Fernando Haddad (PT)83.01% Ciro Gomes (PDT)8.99% Jair Bolsonaro (PSL)5.39% Henrique Meirelles (MDB)1.33% +9 more Geraldo Alckmin (PSDB)0.57% Marina Silva (REDE)0.19% João Amoêdo (NOVO)0.16% Cabo Daciolo (PATRI)0.14% Guilherme Boulos (PSOL)0.11% Alvaro Dias (PODE)0.08% Vera (PSTU)0.03% Eymael (DC)0.00% João Goulart Filho (PPL)0.00%	−84.67 pts	Left bloc	82.53%
2014 10/26/2014	Round 2	Dilma (PT)91.21% Aécio Neves (PSDB)8.79%	−82.42 pts	Left bloc	72.22%
2014 10/05/2014	Round 1	Dilma (PT)88.01% Marina Silva (PSB)6.93% Aécio Neves (PSDB)4.55% Luciana Genro (PSOL)0.24% +5 more Zé Maria (PSTU)0.09% Mauro Iasi (PCB)0.06% Eduardo Jorge (PV)0.06% Pastor Everaldo (PSC)0.03% Levy Fidelix (PRTB)0.03%	−90.77 pts	Left bloc	75.80%
2010 10/31/2010	Round 2	Dilma (PT)87.63% José Serra (PSDB)12.37%	−75.25 pts	Left bloc	77.66%
2010 10/03/2010	Round 1	Dilma (PT)88.41% José Serra (PSDB)7.22% Marina Silva (PV)4.06% Plínio (PSOL)0.13% +3 more Levy Fidelix (PRTB)0.10% Ivan Pinheiro (PCB)0.03% Eymael (PSDC)0.03%	−85.29 pts	Left bloc	79.34%
2006 10/29/2006	Round 2	Lula (PT)69.30% Geraldo Alckmin (PSDB)30.70%	−38.60 pts	Left bloc	81.74%
2006 10/01/2006	Round 1	Lula (PT)56.00% Geraldo Alckmin (PSDB)40.40% Cristovam Buarque (PDT)2.23% Heloísa Helena (PSOL)1.12% +2 more Ana Maria Rangel (PRP)0.22% Luciano Bivar (PSL)0.03%	−18.70 pts	Left bloc	88.51%
2002 10/27/2002	Round 2	Lula (PT)54.56% José Serra (PSDB)45.44%	−9.11 pts	Left bloc	77.37%
2002 10/06/2002	Round 1	José Serra (PSDB)48.06% Lula (PT)46.34% Garotinho (PSB)3.81% Ciro (PPS)1.57% +1 more Zé Maria (PSTU)0.22%	−3.89 pts	Left bloc	86.29%
1998 10/04/1998	Round 1	Fernando Henrique (PSDB)44.57% Lula (PT)35.28% Ciro Gomes (PPS)11.26% Brigadeiro Ivan Frota (PMN)1.85% +8 more Eymael (PSDC)1.67% João de Deus Barbosa (PT do B)1.67% Enéas (PRONA)1.04% Zé Maria (PSTU)0.87% Sergio Bueno (PSC)0.81% Vasco Neto (PSN)0.40% Sirkis (PV)0.35% Thereza Ruiz (PTN)0.23%	−2.54 pts	Left bloc	93.38%
1994 10/03/1994	Round 1	Fernando Henrique Cardoso (PSDB)51.88% Luiz Inacio Lula da Silva (PT)35.18% Orestes Quercia (PMDB)7.33% Carlos Antonio Gomes (PRN)2.82% +4 more Eneas Ferreira Carneiro (PRONA)0.99% Esperidiao Amin Helou Filho (PPR)0.79% Leonel de Moura Brizola (PDT)0.74% Hernani Goulart Fortuna (PSC)0.25%	+28.15 pts	Right bloc	73.46%

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

When the municipality changed sides

1998(Round 1)·Right bloc→Left bloc
2002(between rounds)·Right bloc→Left bloc

Other municipalities in the Simplício Mendes 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.