SC · Rio do Sul immediate region

Rio do Oeste: how it voted for president

In the 2026 runoff, Flavio Bolsonaro won Rio do Oeste with 76.57% of valid votes against 23.43% for Lula: a margin of 53.15 points, 56.72 points right of Brazil.

Solid rightSwing

Lean versus Brazil: +46.71pts; Weighted mean of the municipality's right − left margin minus Brazil's in the 2026, 2022, 2018 and 2014 runoffs.
Electorate (2026): 6,043; 159th largest electorate in Santa Catarina
Side changes: 2; 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; Did not vote for the national winner in the 2026 runoff.

On the map of Santa Catarina

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.

Rio do Oeste+53.15 pts
Santa Catarina+38.84 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	Flavio Bolsonaro (PL)76.57% Lula (PT)23.43%	+53.15 pts	Right bloc	86.70%
2026 10/04/2026	Round 1	Flavio Bolsonaro (PL)71.99% Lula (PT)18.95% Escritor Augusto Cury (AVANTE)3.35% Renan Santos (MISSÃO)2.59% +8 more Ronaldo Caiado (PSD)2.57% Zema (NOVO)0.40% Samara (UP)0.12% Edmilson Costa (PCB)0.04% Hertz Dias (PSTU)0.00% Clariana Barao (DC)0.00% Rui Costa Pimenta (PCO)0.00% Veterinário Wilson Grassi (DEMOCRATA)0.00%	+55.09 pts	Right bloc	85.31%
2022 10/30/2022	Round 2	Jair Bolsonaro (PL)72.17% Lula (PT)27.83%	+44.34 pts	Right bloc	86.92%
2022 10/02/2022	Round 1	Jair Bolsonaro (PL)66.79% Lula (PT)27.62% Simone Tebet (MDB)3.21% Ciro Gomes (PDT)1.31% +7 more Soraya Thronicke (UNIÃO)0.57% Felipe D Avila (NOVO)0.43% Padre Kelmon (PTB)0.06% Vera (PSTU)0.00% Sofia Manzano (PCB)0.00% Constituinte Eymael (DC)0.00% Léo Péricles (UP)0.00%	+42.13 pts	Right bloc	84.75%
2018 10/28/2018	Round 2	Jair Bolsonaro (PSL)75.96% Fernando Haddad (PT)24.04%	+51.93 pts	Right bloc	85.73%
2018 10/07/2018	Round 1	Jair Bolsonaro (PSL)69.84% Fernando Haddad (PT)18.55% João Amoêdo (NOVO)3.03% Geraldo Alckmin (PSDB)3.03% +9 more Ciro Gomes (PDT)3.01% Henrique Meirelles (MDB)1.20% Alvaro Dias (PODE)0.82% Marina Silva (REDE)0.26% Guilherme Boulos (PSOL)0.15% Cabo Daciolo (PATRI)0.13% Vera (PSTU)0.00% Eymael (DC)0.00% João Goulart Filho (PPL)0.00%	+56.08 pts	Right bloc	85.69%
2014 10/26/2014	Round 2	Aécio Neves (PSDB)57.61% Dilma (PT)42.39%	+15.21 pts	Right bloc	88.65%
2014 10/05/2014	Round 1	Aécio Neves (PSDB)52.16% Dilma (PT)42.81% Marina Silva (PSB)3.81% Luciana Genro (PSOL)0.41% +7 more Pastor Everaldo (PSC)0.24% Levy Fidelix (PRTB)0.24% Eduardo Jorge (PV)0.17% Zé Maria (PSTU)0.09% Eymael (PSDC)0.04% Rui Costa Pimenta (PCO)0.02% Mauro Iasi (PCB)0.00%	+5.37 pts	Right bloc	89.41%
2010 10/31/2010	Round 2	José Serra (PSDB)53.35% Dilma (PT)46.65%	+6.70 pts	Right bloc	90.60%
2010 10/03/2010	Round 1	Dilma (PT)47.56% José Serra (PSDB)46.27% Marina Silva (PV)4.83% Plínio (PSOL)0.88% +5 more Ivan Pinheiro (PCB)0.16% Zé Maria (PSTU)0.12% Levy Fidelix (PRTB)0.12% Eymael (PSDC)0.05% Rui Costa Pimenta (PCO)0.02%	−7.14 pts	Left bloc	91.79%
2006 10/29/2006	Round 2	Geraldo Alckmin (PSDB)58.83% Lula (PT)41.17%	+17.66 pts	Right bloc	86.86%
2006 10/01/2006	Round 1	Geraldo Alckmin (PSDB)58.91% Lula (PT)34.13% Heloísa Helena (PSOL)4.42% Cristovam Buarque (PDT)2.15% +3 more Luciano Bivar (PSL)0.20% Ana Maria Rangel (PRP)0.14% José Maria Eymael (PSDC)0.05%	+18.60 pts	Right bloc	88.38%
2002 10/27/2002	Round 2	Lula (PT)63.33% José Serra (PSDB)36.67%	−26.66 pts	Left bloc	86.90%
2002 10/06/2002	Round 1	Lula (PT)56.35% José Serra (PSDB)29.07% Garotinho (PSB)8.39% Ciro (PPS)5.59% +2 more Zé Maria (PSTU)0.51% Rui Costa Pimenta (PCO)0.10%	−41.86 pts	Left bloc	88.32%
1998 10/04/1998	Round 1	Fernando Henrique (PSDB)56.11% Lula (PT)23.58% Ciro Gomes (PPS)13.24% Enéas (PRONA)4.43% +8 more João de Deus Barbosa (PT do B)1.09% Thereza Ruiz (PTN)0.30% Brigadeiro Ivan Frota (PMN)0.27% Sirkis (PV)0.27% Eymael (PSDC)0.22% Zé Maria (PSTU)0.19% Sergio Bueno (PSC)0.14% Vasco Neto (PSN)0.14%	+22.68 pts	Right bloc	85.57%
1994 10/03/1994	Round 1	Fernando Henrique Cardoso (PSDB)35.73% Esperidiao Amin Helou Filho (PPR)27.33% Luiz Inacio Lula da Silva (PT)17.44% Orestes Quercia (PMDB)9.86% +4 more Eneas Ferreira Carneiro (PRONA)7.25% Leonel de Moura Brizola (PDT)1.57% Hernani Goulart Fortuna (PSC)0.42% Carlos Antonio Gomes (PRN)0.39%	+61.97 pts	Right bloc	87.88%

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

When the municipality changed sides

2002(Round 2)·Right bloc→Left bloc
2006(Round 2)·Left bloc→Right bloc
2010(between rounds)·Left bloc→Right bloc

Other municipalities in the Rio do Sul 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.