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 * ROTH W RICHARD   2. Issuer Name and Ticker or Trading Symbol SJW CORP [SJW] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) President & CEO (Last) (First) (Middle) 110 W TAYLOR STREET 3. Date of Earliest Transaction (Month/Day/Year) 12/29/2010 (Street) SAN JOSE, CA 95110 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 12/29/2010   M   10,000 A $ 14.85 225,894 (1) D   Common Stock 12/29/2010   S   3,894 D $ 26.5 222,000 (2) D   Common Stock 12/29/2010   S   100 D $ 26.53 221,900 (3) D   Common Stock 12/29/2010   S   1,400 D $ 26.54 220,500 (4) D   Common Stock 12/29/2010   S   500 D $ 26.63 220,000 (5) D   Common Stock 12/29/2010   S   500 D $ 26.65 219,500 (6) D   Common Stock 12/29/2010   S   106 D $ 26.66 219,394 (7) D   Common Stock 12/29/2010   S   1,100 D $ 26.67 218,294 (8) D   Common Stock 12/29/2010   S   400 D $ 26.68 217,894 (9) D   Common Stock 12/29/2010   S   800 D $ 26.69 217,094 (10) D   Common Stock 12/29/2010   S   100 D $ 26.7 216,994 (11) D   Common Stock 12/29/2010   S   200 D $ 26.75 216,794 (12) D   Common Stock 12/29/2010   S   100 D $ 26.76 216,694 (13) D   Common Stock 12/29/2010   S   100 D $ 26.82 216,594 (14) D   Common Stock 12/29/2010   S   100 D $ 26.86 216,494 (15) D   Common Stock 12/29/2010   S   100 D $ 26.87 216,394 (16) D   Common Stock 12/29/2010   S   100 D $ 26.88 216,294 (17) D   Common Stock 12/29/2010   S   400 D $ 26.9 215,894 (18) D   Common Stock               18,300 I By Separate Property Trust

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

Stock Option (right to buy)

$ 14.85

12/29/2010

M

10,000

01/02/2005(19)

01/01/2014

Common Stock

10,000

$ 0

29,141

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
ROTH W RICHARD 110 W TAYLOR STREET SAN JOSE, CA 95110	X		President & CEO

Signatures

/s/ Willie D. Brown Attorney-in-Fact for W. Richard Roth		12/30/2010
**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)	Includes 33,479 shares of Common Stock of SJW Corp. (the "Company") and 10,000 shares of Common Stock of the Company issued to Mr. Roth following the exercise of his stock options. Also includes 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(2)	Includes 39,585 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(3)	Includes 39,485 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(4)	Includes 38,085 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(5)	Includes 37,585 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(6)	Includes 37,085 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(7)	Includes 36,979 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(8)	Includes 35,879 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(9)	Includes 35,479 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(10)	Includes 34,679 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(11)	Includes 34,579 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(12)	Includes 34,379 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(13)	Includes 34,279 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(14)	Includes 34,179 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(15)	Includes 34,079 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(16)	Includes 33,979 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(17)	Includes 33,879 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(18)	Includes 33,479 shares of Common Stock, 84,851 shares underlying restricted stock units and 97,564 shares of deferred stock. The shares underlying those restricted stock units and deferred stock may be subject in whole or in part to vesting schedules tied to the reporting person's continued service with the issuer or the attainment of performance goals and will be distributed as actual shares of the Issuer's Common Stock either at the time of vesting or at a specified time thereafter (including termination of service with the issuer).
(19)	The stock options are exercisable according to the vesting schedule. The shares vest in four successive annual installments upon Mr. Roth's completion of each year of service with the Company over a four-year period measured from the January 2, 2004 issue date of the stock options. Therefore, 10,642 shares of Common Stock of the Company became exercisable on January 2, 2005, 10,642 shares of Common Stock of the Company became exercisable on January 2, 2006, 10,643 shares of Common Stock of the Company became exercisable on January 2, 2007, and 10,643 shares of Common Stock of the Company became exercisable on January 2, 2008.

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