Ayacucho Population 2026

Ayacucho has a population of 17,364, making it the #228 biggest city in 🇦🇷 Argentina, located in Buenos Aires. It is about 166× smaller than Buenos Aires, the country's biggest city.

Buenos AiresAyacucho
Location of Ayacucho (capital Buenos Aires shown for reference). Boundaries: Natural Earth.
Population (city proper)
17,364
Rank in Argentina
#228
Coordinates
37.15°S, 58.49°W
~76 m elevation · America/Argentina/Buenos_Aires
Distance to capital (Buenos Aires)
283 km
176 miles, straight line

Other big cities in Buenos Aires

CityPopulationRank in Argentina
Mar del Plata593,337#4
Bahía Blanca299,101#10
Merlo268,961#12
Quilmes262,379#13
José C. Paz230,208#18
La Plata195,443#20
Berazategui180,523#21
San Miguel168,762#24

Cities near Ayacucho

FAQ

What is the population of Ayacucho?
Ayacucho has a population of 17,364 (city proper, latest official figure via GeoNames), making it the #228 biggest city in Argentina.
What region is Ayacucho in?
Ayacucho is located in Buenos Aires, Argentina.
Is Ayacucho the capital of Argentina?
No, the capital of Argentina is Buenos Aires, about 283 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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