A few facts about Pio IX
- About 18,000 people live in Pio IX.
- It's part of Piauí.
- It's about 1967 km to São Paulo, the country's largest city.
- For a bigger city, Araripina is about 83 km away.
- Towns nearby: Fronteiras (28 km), Ipueiras (28 km) and Campos Sales (37 km).