About Posadas
Posadas is a city in Misiones, Argentina with a population of 305,874. It is the 10th largest of the 314 cities of 15,000 or more listed in Argentina, and the 1,865th largest worldwide. It lies 836 km from Buenos Aires.
Key Facts
Country
Region
Rank in region
#1of 16
Coordinates
-27.392, -55.924
Record updated
13 April 2026
Entry edited, not measured
City population, GeoNames. GeoNames publishes no year for its population figures, so “record updated” is when the entry was last edited — not the date the population was measured.
Nearby Cities
All 314 in ArgentinaClosest listed cities by great-circle distance from the city centre.