External Debt in Luxembourg increased to 3520988.49 EUR Million in the first quarter of 2026 from 3478224.74 EUR Million in the fourth quarter of 2025. External Debt in Luxembourg averaged 2655432.63 EUR Million from 2002 until 2026, reaching an all time high of 4068783.11 EUR Million in the first quarter of 2017 and a record low of 678052.57 EUR Million in the fourth quarter of 2002. source: Banque Centrale Du Luxembourg