A high-income manufacturing and technology economy on the southern half of the Korean Peninsula, anchored by global leadership in semiconductors, batteries, shipbuilding, and entertainment exports, and shaped by the world's lowest fertility rate, dense household credit, and a contested armistice border with North Korea.
South Korea
South Korea is a high-income export economy on the southern half of the Korean Peninsula, with a resident population of ≈ 51.7 million. The country runs the largest semiconductor industry by output share of GDP among advanced economies, the world's third-largest shipbuilding industry, the second-largest battery industry, and a globally dominant entertainment-export sector. Monetary policy sits with an independent Bank of Korea operating an inflation target. Fiscal policy is run through the Ministry of Economy and Finance and the National Assembly. The country holds the lowest recorded total fertility rate of any state, the fastest aging trajectory in the OECD, and an armistice border with North Korea that frames sovereign-risk pricing. Cyclical readings turn on the semiconductor cycle, won volatility, and household-credit conditions.
Compact, mountainous, coastal geography. The southern half of the Korean Peninsula spans ≈ 100,363 square kilometers, with ≈ 70 percent of land surface above 200 meters in elevation, ≈ 2,413 kilometers of coastline, the Sea of Japan / East Sea on the east, the Yellow Sea on the west, and the Korea Strait on the south S8. Internal geography concentrates population on the western and southern coastal lowlands and the river valleys of the Han, the Geum, the Yeongsan, and the Nakdong S5,S8.
Export-led, technology-intensive growth model. South Korea runs one of the highest export-to-GDP ratios in the G20. Semiconductors, secondary batteries, automotive, shipbuilding, petrochemicals, displays, and machinery dominate the goods basket, while the services basket is led by transport, intellectual-property royalties, and entertainment exports S1,S7.
Independent central bank with an inflation target. The Bank of Korea pursues price stability around a 2 percent inflation target alongside financial-stability and growth-support objectives. The Base Rate is the main policy instrument; macroprudential rules on loan-to-value, debt-service-to-income, and stress-debt-service ratios sit alongside it S2.
Aging society with the world's lowest fertility. The total fertility rate fell to ≈ 0.72 children per woman in 2023, the lowest figure recorded by any state, after 0.78 in 2022. Population peaked at 51.84 million in 2020 and has been falling since. The share of residents aged 65 and over crossed 20 percent in 2025, and the working-age cohort is contracting S5,S9.
Armistice border and a contested security architecture. The 1953 Armistice Agreement froze the Korean War without a peace treaty. The 250-kilometer Demilitarized Zone runs along the 38th parallel area and is the most heavily fortified border in the world. Nuclear and ballistic-missile development by the Democratic People's Republic of Korea, the U.S.-Korea Mutual Defense Treaty of 1953, and the post-2018 trilateral framework with Japan and the United States all sit inside the macro narrative through the sovereign-risk premium S6,S12.
Continue with the data
The indicator chapter is the live snapshot. Start with output and prices, then read labor and external balance, then the financial side. Use the country atlas to compare South Korea with the other northeast Asian economies and the broader G20 industrial set.
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