City profile · Argentina · South America
San Isidro
City population
45,190
#118
in Argentina
#49
in Buenos Aires
#12,502
worldwide
-34.470, -58.521 · 21 km from Buenos Aires
About San Isidro
San Isidro is a city in Buenos Aires, Argentina with a population of 45,190. It is the 118th largest of the 314 cities of 15,000 or more listed in Argentina, and the 12,502nd largest worldwide. It lies 21 km from Buenos Aires.
Key Facts
Country
Region
Rank in region
#49of 107
Elevation
16 m
Approximate — modelled, not surveyed
Time zone
America/Argentina/Buenos_Aires
Coordinates
-34.470, -58.521
Record updated
2026-04-16
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.