Fidelity (logo) Investments®| 245 Summer Street
Boston MA 02210
617 563 7000

||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| November 27, 2013

U.S. Securities & Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Re:	Fidelity Aberdeen Trust (the trust):
	Fidelity Advisor Freedom 2005 Fund, Fidelity Advisor Freedom 2010 Fund, Fidelity Advisor Freedom 2015 Fund, Fidelity Advisor Freedom 2020 Fund, Fidelity Advisor Freedom 2025 Fund, Fidelity Advisor Freedom 2030 Fund, Fidelity Advisor Freedom 2035 Fund, Fidelity Advisor Freedom 2040 Fund, Fidelity Advisor Freedom 2045 Fund, Fidelity Advisor Freedom 2050 Fund, Fidelity Advisor Freedom 2055 Fund, Fidelity Advisor Freedom Income Fund, Fidelity Freedom 2000 Fund, Fidelity Freedom 2005 Fund, Fidelity Freedom 2010 Fund, Fidelity Freedom 2015 Fund, Fidelity Freedom 2020 Fund, Fidelity Freedom 2025 Fund, Fidelity Freedom 2030 Fund, Fidelity Freedom 2035 Fund, Fidelity Freedom 2040 Fund, Fidelity Freedom 2045 Fund, Fidelity Freedom 2050 Fund, Fidelity Freedom 2055 Fund, Fidelity Freedom Income Fund, Fidelity Freedom K Income Fund, Fidelity Freedom K 2000 Fund, Fidelity Freedom K 2005 Fund, Fidelity Freedom K 2010 Fund, Fidelity Freedom K 2015 Fund, Fidelity Freedom K 2020 Fund, Fidelity Freedom K 2025 Fund, Fidelity Freedom K 2030 Fund, Fidelity Freedom K 2035 Fund, Fidelity Freedom K 2040 Fund, Fidelity Freedom K 2045 Fund, Fidelity Freedom K 2050 Fund, and Fidelity Freedom K 2055 Fund (the funds)
	File Nos. 033-43529 and 811-06440

__________________________________________________________________________

Ladies and Gentlemen:

Transmitted herewith for filing pursuant to Rule 497(e) under the Securities Act of 1933 (33 Act), as amended, are exhibits containing interactive data format risk/return summary information for supplements to the registration statement for the funds listed above. The purpose of this filing is to submit the 497 filing in XBRL for the funds.

||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||	Very truly yours,
	/s/Brenda Haskell
	Brenda Haskell
	Legal Product Group