Castelo do Piauí

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Castelo do Piauí

Total population

19,288

Elevation231 m

Land area2063.96 km²

Coordinates-5.32°, -41.55°

Demographic figures from IBGE. Overview below cites Wikipedia and may reference a different year.

City facts

Facts from Wikidata (CC0).

Overview

Castelo do Piauí is a municipality in the state of Piauí in the Northeast region of Brazil. It has a population of 19,288 people according to the 2022 census.

Geography

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Nearby places in Piauí

• Juazeiro do Piauí
  14.8 mi away · pop. 5,214
• Palmeira
  17.9 mi away
• Açude São Vicente
  19.2 mi away · pop. 253
• Brejo dos Marianos
  20.1 mi away · pop. 212
• São Miguel do Tapuio
  20.2 mi away · pop. 17,554
• Cachoeira
  20.3 mi away · pop. 326
• Agrovila Sapucaial II
  23.3 mi away · pop. 81
• Baixinha
  23.5 mi away · pop. 187
• Tranqueira I
  24.4 mi away
• Marrecas
  25.6 mi away
• Agrovila Sapucaial I
  25.6 mi away · pop. 122
• Novo Santo Antônio
  26.4 mi away · pop. 2,827

Browse all places in Piauí →

Recently spotted species

Brown Widow

Latrodectus geometricus

Seen 2026-06-05

Gomes' Pampas Snake

Rodriguesophis iglesiasi

Seen 2022-09-29

Research-grade observations from iNaturalist (within ~15 mi).

Official Identifiers