X0101 24F-2NT LIVE 0000225997 XXXXXXXX 002-57689 false false N-1A VANGUARD MUNICIPAL BOND FUNDS Vanguard Financial Center PO Box 2600 Valley Forge PA X1 19482-2600 true 811-2687 002-57689 10/31/2023 86832154000.00 82121344000.00 10848781000.00 92970125000.00 0.00 (6137971000.00) 0.000147600 0.00 0.00 0.00 /s/ Anne E. Robinson Anne E. Robinson, General Counsel 01/26/2024