May 23, 2025 

U.S. Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549 

Re: Vanguard Municipal Bond Funds (the “Trust”)
2-57689 

Commissioners: 

Pursuant to Rule 497(j) under the Securities Act of 1933, this letter serves as certification that the Prospectus 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, 

/s/Anthony V. Coletta, Jr. 

Anthony V. Coletta, Jr.
Assistant General Counsel
The Vanguard Group, Inc. 

Enclosures 

cc: Lisa N. Larkin 

U.S. Securities and Exchange Commission