Map of Korsakov, Russia

Korsakov is a city in Sakhalin Oblast, Russia, with a population of about 35,091. It lies at 46.6342°N, 142.7772°E. Korsakov is about 6,673 km (4,146 mi) northeast of Moscow, the capital. The nearest city on our map is Yuzhno-Sakhalinsk, 36 km to the north.

Korsakov at a glance

Where is Korsakov?

• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 8 h 33 min on the shortest day to 15 h 51 min on the longest day (around 21 December and 21 June).

Cities near Korsakov

• Yuzhno-Sakhalinsk — 36 km north
• Wakkanai — 161 km southwest, Japan
• Abashiri — 313 km south, Japan
• Asahikawa — 320 km south, Japan
• Kitami — 327 km south, Japan
• Takikawa — 349 km south, Japan
• Iwamizawa — 390 km south, Japan
• Ishikari — 394 km south, Japan
• Ebetsu — 404 km south, Japan
• Otaru — 408 km south, Japan

Largest cities in Sakhalin Oblast

• Yuzhno-Sakhalinsk — 198,973

Largest cities in Russia

• Moscow — 10,381,222
• Saint Petersburg — 5,351,935
• Novosibirsk — 1,612,833
• Yekaterinburg — 1,495,066
• Nizhniy Novgorod — 1,259,013
• Kazan — 1,243,500
• Chelyabinsk — 1,202,371
• Omsk — 1,172,070
• Samara — 1,163,399
• Rostov-na-Donu — 1,130,305

Map of Russia and all its cities →

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.