Map of Castro, Los Lagos Region, Chile

Castro is a city in Los Lagos Region, Chile, with a population of about 41,667. It lies at 42.4721°S, 73.7732°W. Castro is about 1,039 km (646 mi) south of Santiago, the capital. The nearest city on our map is Ancud, 67 km to the north.

Castro at a glance

Where is Castro?

• The 3rd largest city in Los Lagos Region on this site.
• Located in the Southern and Western hemispheres.
• Daylight ranges from about 9 h 04 min on the shortest day to 15 h 18 min on the longest day (around 21 June and 21 December).

Cities near Castro

• Ancud — 67 km north
• Puerto Montt — 131 km northeast
• Puerto Varas — 144 km northeast
• Osorno — 218 km north
• San Carlos de Bariloche — 252 km northeast, Argentina
• Valdivia — 299 km north
• Coyhaique — 371 km south
• Villarrica — 377 km north
• Temuco — 427 km north
• Lautaro — 453 km north

Largest cities in Los Lagos Region

• Puerto Montt — 245,902
• Osorno — 135,773
• Ancud — 40,819
• Puerto Varas — 37,561

Largest cities in Chile

• Santiago — 4,837,295
• Puente Alto — 568,106
• Antofagasta — 401,096
• Viña del Mar — 334,248
• Valparaíso — 282,448
• San Bernardo — 249,858
• Puerto Montt — 245,902
• Arica — 241,653
• Temuco — 238,129
• Concepción — 223,574

Map of Chile and all its cities →

Other places named Castro

• Castro — Paraná, Brazil

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.