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 *
COOK GARY
  2. Issuer Name and Ticker or Trading Symbol
LOUISIANA-PACIFIC CORP [LPX]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chairman of the Board
(Last)
(First)
(Middle)
C/O LOUISIANA-PACIFIC CORPORATION, 414 UNION STREET, SUITE 2000
3. Date of Earliest Transaction (Month/Day/Year)
06/26/2005
(Street)

NASHVILLE, TN 37219
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 06/26/2005   A(1)   1,215 A $ 0 (1) 10,021 (2) D  

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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
Stock Option (Right to Buy) (3) $ 24.7 06/26/2005   A   2,804   09/26/2005(3) 06/26/2015 Common Stock 2,804 $ 0 2,804 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
COOK GARY
C/O LOUISIANA-PACIFIC CORPORATION
414 UNION STREET, SUITE 2000
NASHVILLE, TN 37219
  X     Chairman of the Board  

Signatures

 /s/ Anton C. Kirchhof, Attorney-in-fact for E. Gary Cook   06/28/2005
**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) Award of restricted shares granted pursuant to the Louisiana-Pacific Corporation 2000 Non-Employee Director Restricted Stock Plan (the "Plan").
(2) Includes 1,849 restricted shares issued on 6/26/00 pursuant to the Plan that vested on 6/26/05 and 8,172 restricted shares that will vest on 6/26/06 (1,774 shares), 6/26/07 (1,995 shares), 6/26/08 (1,849 shares), 6/26/09 (1,339 shares), and 6/26/10 (1,215 shares) subject to acceleration as provided in the award agreement.
(3) Award granted pursuant to the Louisiana-Pacific Corporation 1992 Non-Employee Director Stock Option Plan. Shares vest in ten equal quarterly installments, with the first installment vesting on this date.

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