PI · Teresina immediate region

Pau D'Arco do Piauí: how it voted for president

In the 2026 runoff, Lula won Pau D'Arco do Piauí with 82.86% of valid votes against 17.14% for Flavio Bolsonaro: a margin of 65.73 points, 62.16 points left of Brazil.

Solid left

Lean versus Brazil: −68.84pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 5,400; 130th largest electorate in Piauí
Side changes: 0; Times the leading bloc changed from one election to the next, in 8 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.

Pau D'Arco do Piauí−65.73 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)82.86% Flavio Bolsonaro (PL)17.14%	−65.73 pts	Left bloc	83.78%
2026 10/04/2026	Round 1	Lula (PT)77.19% Flavio Bolsonaro (PL)17.95% Escritor Augusto Cury (AVANTE)2.16% Renan Santos (MISSÃO)1.37% +8 more Ronaldo Caiado (PSD)1.06% Samara (UP)0.13% Clariana Barao (DC)0.04% Zema (NOVO)0.04% Edmilson Costa (PCB)0.02% Veterinário Wilson Grassi (DEMOCRATA)0.02% Hertz Dias (PSTU)0.00% Rui Costa Pimenta (PCO)0.00%	−59.02 pts	Left bloc	87.22%
2022 10/30/2022	Round 2	Lula (PT)84.89% Jair Bolsonaro (PL)15.11%	−69.78 pts	Left bloc	82.98%
2022 10/02/2022	Round 1	Lula (PT)82.16% Jair Bolsonaro (PL)12.83% Ciro Gomes (PDT)2.09% Simone Tebet (MDB)1.79% +7 more Soraya Thronicke (UNIÃO)0.95% Padre Kelmon (PTB)0.10% Vera (PSTU)0.05% Felipe D Avila (NOVO)0.02% Sofia Manzano (PCB)0.00% Constituinte Eymael (DC)0.00% Léo Péricles (UP)0.00%	−68.60 pts	Left bloc	85.17%
2018 10/28/2018	Round 2	Fernando Haddad (PT)85.89% Jair Bolsonaro (PSL)14.11%	−71.78 pts	Left bloc	80.46%
2018 10/07/2018	Round 1	Fernando Haddad (PT)78.08% Jair Bolsonaro (PSL)11.67% Ciro Gomes (PDT)5.08% Geraldo Alckmin (PSDB)1.64% +9 more Henrique Meirelles (MDB)1.33% Cabo Daciolo (PATRI)0.86% Marina Silva (REDE)0.53% Alvaro Dias (PODE)0.31% João Amoêdo (NOVO)0.25% Guilherme Boulos (PSOL)0.17% Vera (PSTU)0.06% João Goulart Filho (PPL)0.03% Eymael (DC)0.00%	−67.88 pts	Left bloc	85.68%
2014 10/26/2014	Round 2	Dilma (PT)87.50% Aécio Neves (PSDB)12.50%	−74.99 pts	Left bloc	78.63%
2014 10/05/2014	Round 1	Dilma (PT)83.65% Marina Silva (PSB)9.59% Aécio Neves (PSDB)5.96% Levy Fidelix (PRTB)0.19% +7 more Zé Maria (PSTU)0.16% Pastor Everaldo (PSC)0.13% Eduardo Jorge (PV)0.13% Eymael (PSDC)0.06% Luciana Genro (PSOL)0.06% Mauro Iasi (PCB)0.03% Rui Costa Pimenta (PCO)0.03%	−87.31 pts	Left bloc	82.30%
2010 10/31/2010	Round 2	Dilma (PT)77.65% José Serra (PSDB)22.35%	−55.31 pts	Left bloc	76.04%
2010 10/03/2010	Round 1	Dilma (PT)76.07% José Serra (PSDB)15.78% Marina Silva (PV)7.70% Plínio (PSOL)0.32% +4 more Zé Maria (PSTU)0.04% Ivan Pinheiro (PCB)0.04% Eymael (PSDC)0.04% Levy Fidelix (PRTB)0.04%	−68.31 pts	Left bloc	82.69%
2006 10/29/2006	Round 2	Lula (PT)84.97% Geraldo Alckmin (PSDB)15.03%	−69.94 pts	Left bloc	77.23%
2006 10/01/2006	Round 1	Lula (PT)80.12% Geraldo Alckmin (PSDB)16.76% Heloísa Helena (PSOL)1.74% Cristovam Buarque (PDT)1.08% +2 more Ana Maria Rangel (PRP)0.21% Luciano Bivar (PSL)0.08%	−65.89 pts	Left bloc	84.87%
2002 10/27/2002	Round 2	Lula (PT)65.72% José Serra (PSDB)34.28%	−31.45 pts	Left bloc	67.58%
2002 10/06/2002	Round 1	Lula (PT)52.79% Ciro (PPS)19.70% José Serra (PSDB)18.43% Garotinho (PSB)8.85% +2 more Zé Maria (PSTU)0.15% Rui Costa Pimenta (PCO)0.10%	−63.15 pts	Left bloc	81.85%
1998 10/04/1998	Round 1	Lula (PT)49.06% Fernando Henrique (PSDB)29.39% Ciro Gomes (PPS)12.27% João de Deus Barbosa (PT do B)2.54% +8 more Eymael (PSDC)1.88% Vasco Neto (PSN)1.22% Sirkis (PV)0.88% Enéas (PRONA)0.88% Brigadeiro Ivan Frota (PMN)0.77% Thereza Ruiz (PTN)0.55% Zé Maria (PSTU)0.33% Sergio Bueno (PSC)0.22%	−31.71 pts	Left bloc	78.87%

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

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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.