Foreign Exchange Reserves in Costa Rica decreased to 20341.70 USD Million in May from 20907.90 USD Million in April of 2026. Foreign Exchange Reserves in Costa Rica averaged 6010.53 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