MG · Diamantina immediate region

Serro: how it voted for president

In the 2026 runoff, Lula won Serro with 72.08% of valid votes against 27.92% for Flavio Bolsonaro: a margin of 44.17 points, 40.60 points left of Brazil.

Solid left

Lean versus Brazil: −44.04pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 17,103; 172th largest electorate in Minas Gerais
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 Minas Gerais

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.

Serro−44.17 pts
Minas Gerais−0.87 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)72.08% Flavio Bolsonaro (PL)27.92%	−44.17 pts	Left bloc	70.36%
2026 10/04/2026	Round 1	Lula (PT)65.38% Flavio Bolsonaro (PL)27.98% Escritor Augusto Cury (AVANTE)2.92% Ronaldo Caiado (PSD)1.53% +8 more Renan Santos (MISSÃO)1.17% Zema (NOVO)0.83% Samara (UP)0.10% Edmilson Costa (PCB)0.04% Clariana Barao (DC)0.02% Rui Costa Pimenta (PCO)0.02% Hertz Dias (PSTU)0.01% Veterinário Wilson Grassi (DEMOCRATA)0.00%	−36.95 pts	Left bloc	66.63%
2022 10/30/2022	Round 2	Lula (PT)73.85% Jair Bolsonaro (PL)26.15%	−47.69 pts	Left bloc	68.18%
2022 10/02/2022	Round 1	Lula (PT)71.91% Jair Bolsonaro (PL)22.75% Simone Tebet (MDB)2.16% Ciro Gomes (PDT)2.14% +7 more Felipe D Avila (NOVO)0.50% Soraya Thronicke (UNIÃO)0.33% Padre Kelmon (PTB)0.10% Sofia Manzano (PCB)0.06% Léo Péricles (UP)0.03% Vera (PSTU)0.01% Constituinte Eymael (DC)0.00%	−48.29 pts	Left bloc	67.53%
2018 10/28/2018	Round 2	Fernando Haddad (PT)71.81% Jair Bolsonaro (PSL)28.19%	−43.61 pts	Left bloc	63.46%
2018 10/07/2018	Round 1	Fernando Haddad (PT)59.05% Jair Bolsonaro (PSL)21.15% Ciro Gomes (PDT)10.58% Geraldo Alckmin (PSDB)5.60% +9 more João Amoêdo (NOVO)1.20% Henrique Meirelles (MDB)0.68% Marina Silva (REDE)0.49% Cabo Daciolo (PATRI)0.49% Guilherme Boulos (PSOL)0.40% Alvaro Dias (PODE)0.28% João Goulart Filho (PPL)0.05% Vera (PSTU)0.02% Eymael (DC)0.01%	−41.19 pts	Left bloc	65.58%
2014 10/26/2014	Round 2	Dilma (PT)67.93% Aécio Neves (PSDB)32.07%	−35.86 pts	Left bloc	66.81%
2014 10/05/2014	Round 1	Dilma (PT)63.17% Aécio Neves (PSDB)30.04% Marina Silva (PSB)5.10% Luciana Genro (PSOL)0.89% +7 more Pastor Everaldo (PSC)0.34% Eduardo Jorge (PV)0.19% Levy Fidelix (PRTB)0.12% Zé Maria (PSTU)0.06% Eymael (PSDC)0.05% Mauro Iasi (PCB)0.04% Rui Costa Pimenta (PCO)0.01%	−38.90 pts	Left bloc	68.22%
2010 10/31/2010	Round 2	Dilma (PT)75.95% José Serra (PSDB)24.05%	−51.89 pts	Left bloc	65.86%
2010 10/03/2010	Round 1	Dilma (PT)69.99% José Serra (PSDB)20.30% Marina Silva (PV)8.97% Plínio (PSOL)0.48% +5 more Eymael (PSDC)0.09% Zé Maria (PSTU)0.07% Ivan Pinheiro (PCB)0.04% Levy Fidelix (PRTB)0.04% Rui Costa Pimenta (PCO)0.01%	−59.14 pts	Left bloc	68.82%
2006 10/29/2006	Round 2	Lula (PT)81.29% Geraldo Alckmin (PSDB)18.71%	−62.59 pts	Left bloc	69.90%
2006 10/01/2006	Round 1	Lula (PT)70.77% Geraldo Alckmin (PSDB)24.62% Cristovam Buarque (PDT)2.45% Heloísa Helena (PSOL)2.01% +3 more Ana Maria Rangel (PRP)0.09% Luciano Bivar (PSL)0.04% José Maria Eymael (PSDC)0.02%	−50.46 pts	Left bloc	72.01%
2002 10/27/2002	Round 2	José Serra (PSDB)52.02% Lula (PT)47.98%	+4.04 pts	Right bloc	70.35%
2002 10/06/2002	Round 1	José Serra (PSDB)48.98% Lula (PT)40.47% Ciro (PPS)5.61% Garotinho (PSB)4.62% +2 more Zé Maria (PSTU)0.27% Rui Costa Pimenta (PCO)0.05%	−2.04 pts	Left bloc	73.03%
1998 10/04/1998	Round 1	Fernando Henrique (PSDB)75.61% Ciro Gomes (PPS)8.50% Lula (PT)7.35% Enéas (PRONA)2.12% +8 more Brigadeiro Ivan Frota (PMN)1.44% Zé Maria (PSTU)1.00% Sirkis (PV)0.92% João de Deus Barbosa (PT do B)0.84% Thereza Ruiz (PTN)0.79% Eymael (PSDC)0.68% Sergio Bueno (PSC)0.39% Vasco Neto (PSN)0.36%	+59.90 pts	Right bloc	72.53%
1994 10/03/1994	Round 1	Fernando Henrique Cardoso (PSDB)81.98% Luiz Inacio Lula da Silva (PT)6.52% Orestes Quercia (PMDB)4.56% Eneas Ferreira Carneiro (PRONA)3.59% +4 more Carlos Antonio Gomes (PRN)1.23% Leonel de Moura Brizola (PDT)0.88% Esperidiao Amin Helou Filho (PPR)0.80% Hernani Goulart Fortuna (PSC)0.45%	+85.21 pts	Right bloc	79.35%

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 Diamantina 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.