City profile · Argentina · South America
San Justo
City population
105,274
#43
in Argentina
#18
in Buenos Aires
#5,442
worldwide
-34.681, -58.564 · 19 km from Buenos Aires
About San Justo
San Justo is a city in Buenos Aires, Argentina with a population of 105,274. It is the 43rd largest of the 314 cities of 15,000 or more listed in Argentina, and the 5,442nd largest worldwide. It lies 19 km from Buenos Aires.
Key Facts
Country
Region
Rank in region
#18of 107
Coordinates
-34.681, -58.564
Record updated
16 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. Elevation is modelled from a digital elevation model rather than surveyed, so it is approximate.
Nearby Cities
All 314 in ArgentinaClosest listed cities by great-circle distance from the city centre.