Quick facts
Mar del Plata overview
Mar del Plata (orange) and the other large cities of Argentina
Mar del Plata lies in Buenos Aires in Argentina at 38°S, 57.56°W, about 14 m above sea level. The local time zone is America/Argentina/Buenos_Aires (UTC-3); GeoNames classifies it as a district seat.
It is smaller than Rosario (948,312) and larger than San Miguel de Tucumán (548,866). The largest city in Argentina is Buenos Aires with 2,891,082 people; the capital, Buenos Aires, has 2,891,082.
The national capital, Buenos Aires, is about 384 km away; the nearest large city is Tandil, 158 km from Mar del Plata.
Argentina as a whole has a live population of 46,050,345 (+0.3% a year) and ranks #35 of 238 countries — see the Argentina population page for the full statistics and the Argentina atlas for provinces, terrain and society maps.
Cities near Mar del Plata
| City | Distance | Population |
|---|---|---|
| Tandil Buenos Aires | 158 km | 115,877 |
Largest cities in Argentina
| # | City | Region | Population |
|---|---|---|---|
| 1 | Buenos AiresCapital | Buenos Aires F.D. | 2,891,082 |
| 2 | Córdoba | Cordoba | 2,106,734 |
| 3 | Rosario | Santa Fe | 948,312 |
| 4 | Mar del Plata | Buenos Aires | 593,337 |
| 5 | San Miguel de Tucumán | Tucuman | 548,866 |
| 6 | Salta | Salta | 520,683 |
| 7 | Santa Fe | Santa Fe | 391,164 |
| 8 | Avellaneda | Buenos Aires | 367,554 |
| 9 | Corrientes | Corrientes | 346,334 |
| 10 | Posadas | Misiones | 305,874 |
Frequently asked questions
What is the population of Mar del Plata?
Mar del Plata has about 593,337 inhabitants according to the latest official census or estimate compiled by GeoNames. This is the city proper; the metropolitan area is larger.
Is Mar del Plata the capital of Argentina?
No. The capital of Argentina is Buenos Aires (2,891,082 people), about 384 km away. Mar del Plata is the 4th largest city of the country and a district seat.
How big is Mar del Plata compared with the rest of Argentina?
Its 593,337 residents are 1.3% of the 46,050,345 people living in Argentina today. Buenos Aires is larger with 2,891,082 people.
Where is Mar del Plata?
In Buenos Aires, Argentina, at latitude -38 and longitude -57.56, 14 m above sea level. Nearby large cities include Tandil (158 km).
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Cite or link to this page
Glostats. (2026). Mar del Plata Population 2026 — Argentina. Retrieved October 20, 2026, from https://glostats.com/cities/argentina/mar-del-plata/<a href="https://glostats.com/cities/argentina/mar-del-plata/">Mar del Plata Population 2026 — Argentina</a> — GlostatsFigures on this page may be quoted, charted or republished as long as the page is credited with a link. Terms · Download the data as CSV · Embed a live counter.
City populations are GeoNames figures (CC BY 4.0): the latest official census or estimate for the city proper — the municipality, not the wider metropolitan area — so they can differ from "metro area" numbers you see elsewhere. Country populations are live Glostats estimates from the UN World Population Prospects. Distances are great-circle distances between city centres. Page generated 2026-10-20. More about our data.