PI · Campo Maior immediate region

Sigefredo Pacheco: how it voted for president

In the 2026 runoff, Lula won Sigefredo Pacheco with 82.32% of valid votes against 17.68% for Flavio Bolsonaro: a margin of 64.64 points, 61.07 points left of Brazil.

Solid left

Lean versus Brazil: −67.80pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 9,277; 60th 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.

Sigefredo Pacheco−64.64 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)82.32% Flavio Bolsonaro (PL)17.68%	−64.64 pts	Left bloc	82.17%
2026 10/04/2026	Round 1	Lula (PT)77.56% Flavio Bolsonaro (PL)17.84% Escritor Augusto Cury (AVANTE)2.81% Renan Santos (MISSÃO)1.19% +8 more Ronaldo Caiado (PSD)0.54% Zema (NOVO)0.04% Samara (UP)0.01% Hertz Dias (PSTU)0.00% Edmilson Costa (PCB)0.00% Clariana Barao (DC)0.00% Rui Costa Pimenta (PCO)0.00% Veterinário Wilson Grassi (DEMOCRATA)0.00%	−60.77 pts	Left bloc	86.46%
2022 10/30/2022	Round 2	Lula (PT)84.71% Jair Bolsonaro (PL)15.29%	−69.41 pts	Left bloc	82.27%
2022 10/02/2022	Round 1	Lula (PT)82.09% Jair Bolsonaro (PL)13.66% Ciro Gomes (PDT)2.56% Simone Tebet (MDB)1.10% +7 more Soraya Thronicke (UNIÃO)0.42% Felipe D Avila (NOVO)0.11% Padre Kelmon (PTB)0.03% Sofia Manzano (PCB)0.01% Léo Péricles (UP)0.01% Vera (PSTU)0.00% Constituinte Eymael (DC)0.00%	−69.35 pts	Left bloc	85.79%
2018 10/28/2018	Round 2	Fernando Haddad (PT)86.24% Jair Bolsonaro (PSL)13.76%	−72.47 pts	Left bloc	81.27%
2018 10/07/2018	Round 1	Fernando Haddad (PT)72.55% Ciro Gomes (PDT)14.02% Jair Bolsonaro (PSL)10.18% Geraldo Alckmin (PSDB)1.43% +9 more Cabo Daciolo (PATRI)0.58% Henrique Meirelles (MDB)0.42% Marina Silva (REDE)0.28% Guilherme Boulos (PSOL)0.24% João Amoêdo (NOVO)0.17% Alvaro Dias (PODE)0.06% Vera (PSTU)0.03% João Goulart Filho (PPL)0.03% Eymael (DC)0.00%	−74.30 pts	Left bloc	87.10%
2014 10/26/2014	Round 2	Dilma (PT)84.34% Aécio Neves (PSDB)15.66%	−68.68 pts	Left bloc	73.82%
2014 10/05/2014	Round 1	Dilma (PT)79.88% Aécio Neves (PSDB)9.99% Marina Silva (PSB)9.33% Pastor Everaldo (PSC)0.37% +5 more Luciana Genro (PSOL)0.17% Eduardo Jorge (PV)0.10% Levy Fidelix (PRTB)0.08% Zé Maria (PSTU)0.05% Eymael (PSDC)0.02%	−79.07 pts	Left bloc	80.26%
2010 10/31/2010	Round 2	Dilma (PT)75.71% José Serra (PSDB)24.29%	−51.41 pts	Left bloc	76.17%
2010 10/03/2010	Round 1	Dilma (PT)75.61% José Serra (PSDB)17.99% Marina Silva (PV)5.85% Plínio (PSOL)0.20% +5 more Ivan Pinheiro (PCB)0.13% Zé Maria (PSTU)0.11% Eymael (PSDC)0.05% Levy Fidelix (PRTB)0.04% Rui Costa Pimenta (PCO)0.02%	−63.83 pts	Left bloc	82.35%
2006 10/29/2006	Round 2	Lula (PT)76.58% Geraldo Alckmin (PSDB)23.42%	−53.15 pts	Left bloc	80.24%
2006 10/01/2006	Round 1	Lula (PT)69.58% Geraldo Alckmin (PSDB)27.70% Heloísa Helena (PSOL)1.37% Cristovam Buarque (PDT)1.00% +3 more Ana Maria Rangel (PRP)0.24% Luciano Bivar (PSL)0.08% José Maria Eymael (PSDC)0.04%	−43.90 pts	Left bloc	86.98%
2002 10/27/2002	Round 2	Lula (PT)50.71% José Serra (PSDB)49.29%	−1.43 pts	Left bloc	79.11%
2002 10/06/2002	Round 1	Lula (PT)44.09% José Serra (PSDB)33.65% Ciro (PPS)12.98% Garotinho (PSB)9.18% +2 more Zé Maria (PSTU)0.05% Rui Costa Pimenta (PCO)0.05%	−32.71 pts	Left bloc	88.82%
1998 10/04/1998	Round 1	Lula (PT)39.22% Fernando Henrique (PSDB)36.05% Ciro Gomes (PPS)17.05% Brigadeiro Ivan Frota (PMN)1.56% +8 more João de Deus Barbosa (PT do B)1.15% Eymael (PSDC)1.00% Enéas (PRONA)0.91% Zé Maria (PSTU)0.88% Vasco Neto (PSN)0.88% Thereza Ruiz (PTN)0.44% Sirkis (PV)0.44% Sergio Bueno (PSC)0.41%	−20.61 pts	Left bloc	71.61%
1994 10/03/1994	Round 1	Fernando Henrique Cardoso (PSDB)34.81% Luiz Inacio Lula da Silva (PT)33.12% Orestes Quercia (PMDB)26.22% Carlos Antonio Gomes (PRN)3.12% +4 more Eneas Ferreira Carneiro (PRONA)0.99% Leonel de Moura Brizola (PDT)0.95% Esperidiao Amin Helou Filho (PPR)0.51% Hernani Goulart Fortuna (PSC)0.29%	+31.85 pts	Right bloc	77.27%

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

Other municipalities in the Campo Maior 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.