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Electorate of Piauí · PI

Who votes in Piauí in 2026, compared with Brazil. Want to see this profile by city, neighborhood and school (polling place)? Explore the full Mapa do Voto analysis.

2026 electorate

2,708,160voters in Piauí · 224 municipalities · 2026

Gender

Male48.3%Brazil 47.2%
Female51.7%Brazil 52.8%

Age group

16 to 172%Brazil 1%
18 to 2412.4%Brazil 11.1%
25 to 3419.3%Brazil 19%
35 to 4420%Brazil 19.7%
45 to 5924.3%Brazil 25.6%
60 to 6911.5%Brazil 12.7%
70 or older10.6%Brazil 10.9%

Education

Illiterate7.7%Brazil 3.5%
Reads and writes12.7%Brazil 6.1%
Elementary school27.6%Brazil 27.4%
High school40.1%Brazil 46.2%
Higher education12%Brazil 16.9%

Marital status

Single66.6%Brazil 60.5%
Married28%Brazil 31.8%
Divorced3.1%Brazil 5.1%
Widowed2.3%Brazil 2.6%

Color or race

White17.5%Brazil 35.4%
Black11.6%Brazil 11%
Pardo (mixed race)69.9%Brazil 52.1%
Asian descent0.9%Brazil 0.6%
Indigenous0.1%Brazil 0.9%

77% did not report color or race; the percentages are among those who did.

Who votes in Piauí in 2026 and how the state compares with Brazil (the mark on the bar is the national percentage). Percentages calculated among those who reported each item. Source: Brazil's Superior Electoral Court (TSE).

Want to see the votes in the state of Piauí (governor, senator and deputies)? Results for Piauí →