Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
PETERSEN AUDREY M
  2. Issuer Name and Ticker or Trading Symbol
JABIL CIRCUIT INC [JBL]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
10560 DR. MARTIN LUTHER KING JR. ST N
3. Date of Earliest Transaction (Month/Day/Year)
10/19/2004
(Street)

ST. PETERSBURG, FL 33716-3718
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock (1) 10/19/2004   S   20,000 D $ 24 17,969,487 I Wm E Morean Res Tr (2)
Common Stock (1) 10/19/2004   S   10,000 D $ 24.1 17,959,487 I Wm E Morean Res Tr
Common Stock (1) 10/19/2004   S   20,000 D $ 24.15 17,939,487 I Wm E Morean Res Tr
Common Stock               5,010 I A. Petersen Rev Tr (3)
Common Stock               36,000 I A.D. Petersen Rev Tr (4)
Common Stock               2,457,728 I Morean Ltd Partnrshp (5)
Common Stock               40,400 I Morean Petersen Fdt (6)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
PETERSEN AUDREY M
10560 DR. MARTIN LUTHER KING JR. ST N
ST. PETERSBURG, FL 33716-3718
    X    

Signatures

 By: Robert L. Paver, Attorney-in-Fact For: Audrey M. Petersen   10/21/2004
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.
(2) Mrs. Petersen is a co-trustee of the William E. Morean Residual Trust and has shares voting and dispositive power over the share held by such trust.
(3) Mrs. Petersen is a trustee of the Audrey Petersen Revocable Trust and has voting and dispositive power over the shares held by such trust.
(4) Audrey M. Petersen's husband, Alfred D. Petersen, is a trustee of the Alfred D. Petersen Revocable Trust and has voting and dispositive power over the shares held by such trust.
(5) Mrs. Petersen is the President of Morean-Petersen, Inc., the sole general partner of the Morean Limited Partnership, a North Carolina limited partnership, and has shares voting and dispositive power of the shares held by such limited partnership.
(6) Mrs. Petersen is a director of the Morean Petersen Foundation, Inc., a private charitable foundation, and may be deemed to have shared voting and dispositive powers over shares held by the foundation.

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