400 Howard Street

P.O. Box 7101

San Francisco, CA 94105

Tel +1 415 670 6504

Fax +1 415 602 9654

jessica.n.bentley@blackrock.com

July 13, 2010

Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

RE: iShares Trust (the “Trust”)

Securities Act File No. 333-92935;

Investment Company Act File No. 811-09729

Ladies and Gentlemen:

Pursuant to Rule 497(j) of the Securities Act of 1933, as amended, and on behalf of the Trust, please accept this letter as certification that the Prospectus and Statement of Additional Information, dated July 9, 2010, do not differ from those contained in Post-Effective Amendment No. 452 to the Trust’s Registration Statement on Form N-1A, filed electronically on July 8, 2010.

If you have any questions, please do not hesitate to contact Benjamin J. Haskin of Willkie Farr & Gallagher LLP at (202) 303-1124 or me at (415) 670-6504.

Yours truly,

/s/ Jessica N. Bentley_____

Jessica N. Bentley

cc:  Benjamin J. Haskin Esq.