August 19, 2015

U.S. Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

Re:	Vanguard Municipal Bond Funds (the Trust)
	File No. 2-57689

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, this letter serves as certification that the Prospectuses and Statement of Additional Information with respect to the above-referenced Trust do not differ from that filed in the most recent post-effective amendment, which was filed electronically.

Sincerely,

Brian P. Murphy

Senior Counsel

The Vanguard Group, Inc.

cc:	Asen Parachkevov, Esquire
	U.S. Securities and Exchange Commission