Electorate of São João da Serra · PI

What is the profile of the electorate of São João da Serra/PI in 2026?

São João da Serra has 6,917 voters in 2026: 50.4% are women; the age group with the most voters is 45 to 59 years old (24.3%); 8.3% reached higher education (complete or incomplete; in Piauí, 12%).

Source: Brazil's Superior Electoral Court (TSE), 2026 electorate profile. Percentages among those who reported each item.

Who votes in São João da Serra in 2026 and the municipality's economy, compared with the state. Want to see this data by neighborhood and by school (polling place)? Explore the full Mapa do Voto analysis.

2026 electorate

6,917voters in São joão da serra · 2026

Gender

Male49.6%state 48.3%

Female50.4%state 51.7%

Age group

16 to 172.5%state 2%

18 to 2411.3%state 12.4%

25 to 3417.6%state 19.3%

35 to 4418.6%state 20%

45 to 5924.3%state 24.3%

60 to 6912.6%state 11.5%

70 or older13.2%state 10.6%

Education

Illiterate9.5%state 7.7%

Reads and writes20.1%state 12.7%

Elementary school26.7%state 27.6%

High school35.4%state 40.1%

Higher education8.3%state 12%

Marital status

Single63.6%state 66.6%

Married32.8%state 28%

Divorced2%state 3.1%

Widowed1.6%state 2.3%

Color or race

White13.4%state 17.5%

Black9.9%state 11.6%

Pardo (mixed race)75.5%state 69.9%

Asian descent1.2%state 0.9%

Indigenous0.1%state 0.1%

80.2% did not report color or race; the percentages are among those who did.

Who votes in São joão da serra in 2026 and how the municipality compares with PI and with Brazil (the marks on the bar are the state and national percentages). Percentages calculated among those who reported each item. Source: Brazil's Superior Electoral Court (TSE).

Municipality profile

Population (2025)6,232

GDP per capita (2023)R$ 11,672

Income per capita in the stateNo. 186 of 224

Total GDP (2023)R$ 73 million

The municipality's economy. Source: IBGE/SIDRA (GDP 2023, population 2025).

Want to see the votes in São João da Serra (mayor, city councillor and the general elections)? Results for São João da Serra →