State
Flag Coat of arms
Location of State of Piauí in Brazil
Coordinates: 8°14′S 43°6′W / 8.233°S 43.100°W / -8.233; -43.100Coordinates: 8°14′S 43°6′W / 8.233°S 43.100°W / -8.233; -43.100
Country	Brazil
Capital and Largest City	Teresina
Government
• Governor	Wellington Dias
Area
• Total	251,577.738 km2 (97,134.708 sq mi)
• Rank	11th
Population  (2018)
• Total	3,264,531
• Rank	19th
• Density	12.9762316/km2 (33.608286/sq mi)
• Rank	18th
GDP
• Year	2016
• Total	R$ 41,406,000,000 (21rd)
• Per capita	R$ 12,890 (26th)
HDI
• Year	2017
• Category	0,697 – medium (25th)
Time zone	UTC-3 (BRT)
• Summer (DST)	UTC-3 (BRT)
Postal Code	64000-000 to 64990-000
ISO 3166 code	BR-PI
Website	pi.gov.br

Piauí is one of the 26 states of Brazil. It is in the northeastern part of the country. The capital of Piauí is Teresina.