Prospectus Certification by Investment Company - Form 497J

ROPES & GRAY LLP THREE EMBARCADERO CENTER SAN FRANCISCO, CA 94111-4006 WWW.ROPESGRAY.COM

November 29, 2024	Edward Baer
	T +1 415 315 6328
	[email protected]

BY Edgar

Securities and Exchange Commission

Division of Investment Management

100 F Street, N.E.

Washington, D.C. 20549

Re: BondBloxx ETF Trust (the "Registrant") (File Nos. 333-258986 and 811-23731)

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended (the "Securities Act"), the undersigned has been authorized by the Registrant to submit this filing in lieu of a filing under Rule 497(c) under the Securities Act, and to certify (a) that the forms of prospectus and statement of additional information used with respect to BondBloxx Private Credit CLO ETF, a new series of BondBloxx ETF Trust, do not differ from those contained in Post-Effective Amendment No. 52 to the Registrant's Registration Statement ("Amendment No. 52"), and (b) that Amendment No. 52 was filed electronically.

Please direct any questions regarding this matter to me at (415) 315-6328.

Very truly yours,
/s/ Edward Baer
Edward Baer

cc:	Joanna Gallegos
	Tony Kelly

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