PI · Amarante - Água Branca - Regeneração immediate region

Lagoinha do Piauí: how it voted for president

In the 2026 runoff, Lula won Lagoinha do Piauí with 80.46% of valid votes against 19.54% for Flavio Bolsonaro: a margin of 60.91 points, 57.34 points left of Brazil.

Solid left

Lean versus Brazil: −64.46pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 3,245; 211th largest electorate in Piauí
Side changes: 1; 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.

Lagoinha do Piauí−60.91 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)80.46% Flavio Bolsonaro (PL)19.54%	−60.91 pts	Left bloc	77.26%
2026 10/04/2026	Round 1	Lula (PT)76.36% Flavio Bolsonaro (PL)20.24% Escritor Augusto Cury (AVANTE)1.70% Renan Santos (MISSÃO)1.26% +8 more Ronaldo Caiado (PSD)0.24% Clariana Barao (DC)0.08% Hertz Dias (PSTU)0.04% Edmilson Costa (PCB)0.04% Veterinário Wilson Grassi (DEMOCRATA)0.04% Rui Costa Pimenta (PCO)0.00% Zema (NOVO)0.00% Samara (UP)0.00%	−56.29 pts	Left bloc	78.88%
2022 10/30/2022	Round 2	Lula (PT)82.32% Jair Bolsonaro (PL)17.68%	−64.64 pts	Left bloc	78.40%
2022 10/02/2022	Round 1	Lula (PT)80.80% Jair Bolsonaro (PL)15.13% Ciro Gomes (PDT)2.01% Simone Tebet (MDB)1.36% +7 more Soraya Thronicke (UNIÃO)0.62% Felipe D Avila (NOVO)0.08% Padre Kelmon (PTB)0.00% Vera (PSTU)0.00% Sofia Manzano (PCB)0.00% Constituinte Eymael (DC)0.00% Léo Péricles (UP)0.00%	−65.62 pts	Left bloc	80.51%
2018 10/28/2018	Round 2	Fernando Haddad (PT)85.76% Jair Bolsonaro (PSL)14.24%	−71.52 pts	Left bloc	80.74%
2018 10/07/2018	Round 1	Fernando Haddad (PT)77.86% Jair Bolsonaro (PSL)12.59% Ciro Gomes (PDT)5.44% Geraldo Alckmin (PSDB)2.06% +9 more Henrique Meirelles (MDB)0.54% Marina Silva (REDE)0.49% João Amoêdo (NOVO)0.39% Cabo Daciolo (PATRI)0.34% Guilherme Boulos (PSOL)0.15% Alvaro Dias (PODE)0.10% Vera (PSTU)0.05% Eymael (DC)0.00% João Goulart Filho (PPL)0.00%	−67.97 pts	Left bloc	86.16%
2014 10/26/2014	Round 2	Dilma (PT)83.24% Aécio Neves (PSDB)16.76%	−66.49 pts	Left bloc	75.21%
2014 10/05/2014	Round 1	Dilma (PT)78.07% Marina Silva (PSB)13.31% Aécio Neves (PSDB)8.15% Eduardo Jorge (PV)0.21% +3 more Luciana Genro (PSOL)0.15% Pastor Everaldo (PSC)0.05% Levy Fidelix (PRTB)0.05%	−83.49 pts	Left bloc	80.18%
2010 10/31/2010	Round 2	Dilma (PT)75.67% José Serra (PSDB)24.33%	−51.35 pts	Left bloc	78.23%
2010 10/03/2010	Round 1	Dilma (PT)76.64% José Serra (PSDB)14.65% Marina Silva (PV)8.29% Plínio (PSOL)0.24% +2 more Eymael (PSDC)0.12% Levy Fidelix (PRTB)0.06%	−70.33 pts	Left bloc	82.85%
2006 10/29/2006	Round 2	Lula (PT)87.54% Geraldo Alckmin (PSDB)12.46%	−75.08 pts	Left bloc	77.81%
2006 10/01/2006	Round 1	Lula (PT)84.16% Geraldo Alckmin (PSDB)13.24% Heloísa Helena (PSOL)1.52% Cristovam Buarque (PDT)1.01% +1 more Luciano Bivar (PSL)0.06%	−73.38 pts	Left bloc	81.62%
2002 10/27/2002	Round 2	José Serra (PSDB)56.07% Lula (PT)43.93%	+12.15 pts	Right bloc	77.34%
2002 10/06/2002	Round 1	José Serra (PSDB)45.47% Lula (PT)43.28% Garotinho (PSB)6.04% Ciro (PPS)5.01% +1 more Zé Maria (PSTU)0.21%	−9.05 pts	Left bloc	84.36%
1998 10/04/1998	Round 1	Fernando Henrique (PSDB)59.22% Lula (PT)23.84% Ciro Gomes (PPS)10.41% Brigadeiro Ivan Frota (PMN)1.80% +8 more Enéas (PRONA)1.51% Zé Maria (PSTU)0.76% João de Deus Barbosa (PT do B)0.66% Vasco Neto (PSN)0.57% Eymael (PSDC)0.38% Thereza Ruiz (PTN)0.28% Sergio Bueno (PSC)0.28% Sirkis (PV)0.28%	+24.50 pts	Right bloc	93.64%

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

Other municipalities in the Amarante - Água Branca - Regeneração immediate region

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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.