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Parnaíba

Piauícity

Photograph of Parnaíba
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Parnaíba

Total population

162,159

Founded

1844

Elevation24 m
Land area435.56 km²
Coordinates-2.91°, -41.77°

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

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City facts

Founded
1844
Elevation
24 m
Area
435.56 km²
Official website
www.parnaiba.pi.gov.br

Facts from Wikidata (CC0).

Overview

Parnaíba is a city in the Brazilian state of Piauí. Having a population of over 170,491 inhabitants according to IBGE's 2025 estimates, it is the second most populous city in the state, after the capital Teresina. It is one of the four coastal municipalities in Piauí, all of which make up the city's metropolitan area.

Read more on Wikipedia

History & geography

History

In 1699, the region between the Igaraçu river and the Serra da Ibiapaba, inhabited by indigenous people, was pioneered by Leonardo de Sá and his companions, who obtained a land grant on the banks of that river. Under the name of Parnaíba, toponym that arose, according to some, from the desire of the first explorers of Piauí to pay homage to the then São Paulo district of Parnaíba, and, according to others, from the Tupi word that means 'great unnavigable river'. From 1761 onwards its development began. At that time, there was a charqueada owned by Domingos Dias da Silva, Portuguese founder of Porto das Barcas and pioneer in the region, mainly in the commercial and agricultural sectors. The governor of the province, colonel João Pereira Caldas, was installed in the municipality in 1762, which has a name of São João da Parnaíba.

Geography

Parnaíba is located at Parnaíba River basin and is cut by that which divides into several arms forming the famous Delta of the only offshore of the Americas and the third largest in the world, second only to the Nile in Egypt and Mekong in Southeast Asia. One of these arms is the "river" Igaraçu where the port is located from barcase. Most of the city is on the right bank of the Igaraçu since the rest is in Big Island of Santa Isabel, now in Parnaíba River delta. The only beach of the city is the Pedra do Sal, ideal for surfing, kite surfing and wind surfing. Another source is the city Portinho Lagoon, one of the most famous tourist attractions, that due to the advance of the dunes may disappear. The city is located on land Cenozoic Quaternary and has altitude of about 5 meters in areas of the urban center which is away from the coast. It lies on the coastal plain and the topography is fairly regular. Mangrove vegetation and scrub predominates in the creeks and on river banks, coca crops in the rest of the territory. Megathermal semi-humid tropical climate predominates in the region, with high rate of rainfall due to the mass action Equatorial Atlantic during the months from January to June. The municipality contains part of the Delta do Parnaíba Environmental Protection Area, created in 1996.

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Excerpted from the corresponding Wikipedia article (CC BY-SA).

Geography

Latitude
-2.9148
Longitude
-41.7662
Water area
—
View on OpenStreetMap

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

Climate

Air quality

Walkability

Amenities nearby

Wildlife & biodiversity

Earthquake history

Photos

Sights & places nearby

Notable people from here

Nearby places in Piauí

Browse all places in Piauí →

Geography & sun

Avg solar (kWh/m²/day)
5.85
Annual solar (kWh/m²)
2,137

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Nearby airports

Public attention

Wikipedia views (last 30 days)
1,060
Avg daily Wikipedia views
35
Attention level
Quiet

Pageview totals from the Wikimedia Pageviews API.

Books about Parnaíba

Search results from Open Library.

Recent natural events nearby

Ground air-quality sensors

Recently spotted species

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

Events

Official Identifiers

IBGE — Brazilian Institute of Geography and Statistics

IBGE code
2207702
UF
PI
Mesorregião
Norte Piauiense
Microrregião
Litoral Piauiense

servicodados.ibge.gov.br

Sources

  • • Wikipedia
  • • Wikidata
  • • iNaturalist
  • • Open-Meteo / sunrise-sunset.org
  • • Wikipedia Pageviews API
  • • Open Library
  • • Wikidata SPARQL (CC0) — population, area, elevation, inception, head of government, Commons image
  • • IBGE — Brazilian national statistics, via servicodados.ibge.gov.br (official municipal code, UF, mesorregião, microrregião, region)
  • • IBGE — Brazilian Institute of Geography and Statistics — servicodados.ibge.gov.br