Foreign Exchange Reserves in Costa Rica decreased to 20158.60 USD Million in September from 20447.90 USD Million in August of 2026. Foreign Exchange Reserves in Costa Rica averaged 6356.45 USD Million from 1999 until 2026, reaching an all time high of 20907.90 USD Million in April of 2026 and a record low of -1718.92 USD Million in December of 2012. source: Central Bank of Costa Rica