PI · Campo Maior immediate region

Assunção do Piauí: how it voted for president

In the 2026 runoff, Lula won Assunção do Piauí with 86.14% of valid votes against 13.86% for Flavio Bolsonaro: a margin of 72.29 points, 68.72 points left of Brazil.

Solid left

Lean versus Brazil: −73.03pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 7,633; 72th 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.

Assunção do Piauí−72.29 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)86.14% Flavio Bolsonaro (PL)13.86%	−72.29 pts	Left bloc	71.85%
2026 10/04/2026	Round 1	Lula (PT)81.86% Flavio Bolsonaro (PL)14.05% Escritor Augusto Cury (AVANTE)2.07% Ronaldo Caiado (PSD)1.07% +8 more Renan Santos (MISSÃO)0.78% Samara (UP)0.06% Edmilson Costa (PCB)0.04% Zema (NOVO)0.04% Clariana Barao (DC)0.02% Veterinário Wilson Grassi (DEMOCRATA)0.02% Hertz Dias (PSTU)0.00% Rui Costa Pimenta (PCO)0.00%	−68.07 pts	Left bloc	71.17%
2022 10/30/2022	Round 2	Lula (PT)89.38% Jair Bolsonaro (PL)10.62%	−78.75 pts	Left bloc	73.19%
2022 10/02/2022	Round 1	Lula (PT)86.29% Jair Bolsonaro (PL)8.86% Ciro Gomes (PDT)2.80% Simone Tebet (MDB)1.08% +7 more Soraya Thronicke (UNIÃO)0.82% Padre Kelmon (PTB)0.12% Felipe D Avila (NOVO)0.04% Vera (PSTU)0.00% Sofia Manzano (PCB)0.00% Constituinte Eymael (DC)0.00% Léo Péricles (UP)0.00%	−78.17 pts	Left bloc	73.86%
2018 10/28/2018	Round 2	Fernando Haddad (PT)88.47% Jair Bolsonaro (PSL)11.53%	−76.95 pts	Left bloc	77.75%
2018 10/07/2018	Round 1	Fernando Haddad (PT)74.26% Ciro Gomes (PDT)14.13% Jair Bolsonaro (PSL)7.54% Geraldo Alckmin (PSDB)1.61% +9 more Henrique Meirelles (MDB)1.04% Marina Silva (REDE)0.57% João Amoêdo (NOVO)0.46% Cabo Daciolo (PATRI)0.29% Vera (PSTU)0.04% Alvaro Dias (PODE)0.04% Guilherme Boulos (PSOL)0.02% Eymael (DC)0.00% João Goulart Filho (PPL)0.00%	−78.05 pts	Left bloc	79.57%
2014 10/26/2014	Round 2	Dilma (PT)76.70% Aécio Neves (PSDB)23.30%	−53.41 pts	Left bloc	65.40%
2014 10/05/2014	Round 1	Dilma (PT)76.28% Aécio Neves (PSDB)16.24% Marina Silva (PSB)6.96% Pastor Everaldo (PSC)0.16% +5 more Levy Fidelix (PRTB)0.14% Eduardo Jorge (PV)0.11% Luciana Genro (PSOL)0.05% Mauro Iasi (PCB)0.03% Eymael (PSDC)0.03%	−66.86 pts	Left bloc	66.23%
2010 10/31/2010	Round 2	Dilma (PT)57.62% José Serra (PSDB)42.38%	−15.24 pts	Left bloc	67.55%
2010 10/03/2010	Round 1	Dilma (PT)64.41% José Serra (PSDB)32.46% Marina Silva (PV)2.72% Ivan Pinheiro (PCB)0.13% +3 more Eymael (PSDC)0.13% Zé Maria (PSTU)0.09% Plínio (PSOL)0.06%	−34.83 pts	Left bloc	69.17%
2006 10/29/2006	Round 2	Lula (PT)50.22% Geraldo Alckmin (PSDB)49.78%	−0.45 pts	Left bloc	74.99%
2006 10/01/2006	Round 1	Geraldo Alckmin (PSDB)50.64% Lula (PT)46.26% Cristovam Buarque (PDT)2.31% Heloísa Helena (PSOL)0.58% +2 more Ana Maria Rangel (PRP)0.18% Luciano Bivar (PSL)0.03%	+1.69 pts	Right bloc	77.68%
2002 10/27/2002	Round 2	José Serra (PSDB)67.63% Lula (PT)32.37%	+35.26 pts	Right bloc	76.49%
2002 10/06/2002	Round 1	José Serra (PSDB)45.45% Lula (PT)25.46% Ciro (PPS)23.96% Garotinho (PSB)5.00% +2 more Zé Maria (PSTU)0.11% Rui Costa Pimenta (PCO)0.04%	−9.10 pts	Left bloc	80.22%
1998 10/04/1998	Round 1	Fernando Henrique (PSDB)64.87% Ciro Gomes (PPS)13.29% Lula (PT)13.10% Brigadeiro Ivan Frota (PMN)2.60% +8 more Zé Maria (PSTU)1.18% Enéas (PRONA)0.95% Sirkis (PV)0.80% Eymael (PSDC)0.76% Vasco Neto (PSN)0.66% Thereza Ruiz (PTN)0.61% Sergio Bueno (PSC)0.61% João de Deus Barbosa (PT do B)0.57%	+36.93 pts	Right bloc	82.14%
1994 10/03/1994	Round 1	Fernando Henrique Cardoso (PSDB)64.24% Luiz Inacio Lula da Silva (PT)25.83% Orestes Quercia (PMDB)4.66% Carlos Antonio Gomes (PRN)2.56% +4 more Esperidiao Amin Helou Filho (PPR)0.98% Eneas Ferreira Carneiro (PRONA)0.89% Leonel de Moura Brizola (PDT)0.61% Hernani Goulart Fortuna (PSC)0.23%	+47.13 pts	Right bloc	76.17%

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

When the municipality changed sides

2006(Round 2)·Right bloc→Left bloc
2006(between rounds)·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.