Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  Elfman Steven Lawrence
 2. Date of Event Requiring Statement (Month/Day/Year)
08/03/2005		 3. Issuer Name and Ticker or Trading Symbol
INFOSPACE INC [INSP]
(Last)
(First)
(Middle)
601 108TH AVENUE NE, SUITE 1200		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP, Technology & Operations
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

BELLEVUE, WA 98004		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 630
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Employee Stock Option (Right to Buy)   (1) 07/28/2010 Common Stock 112,500 $ 15.56 D  
Employee Stock Option (Right to Buy)   (2) 04/01/2011 Common Stock 25,000 $ 39.19 D  
Employee Stock Option (Right to Buy)   (3) 04/04/2012 Common Stock 40,000 $ 41.83 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Elfman Steven Lawrence
601 108TH AVENUE NE, SUITE 1200
BELLEVUE, WA 98004		       EVP, Technology & Operations  

Signatures

/s/ Elfman, Steven Lawrence 08/04/2005
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) The original option grant was for 150,000 shares of common stock on July 28, 2003 with the following vesting schedule: 37,500 shares vest on first anniversary date and an additional 3,125 shares vest monthly thereafter, such that the option shall be fully vested on July 28, 2007.
(2) The original option grant was for 25,000 shares of common stock on April 1, 2004 with the following vesting schedule: 6,250 shares vest on April 1, 2005 and an additional 3,125 shares vest every 6 months thereafter, such that the option shall be fully vested on April 1, 2008.
(3) The original option grant was for 40,000 shares of common stock on April 4, 2005 with the following vesting schedule: 10,000 shares vest on April 4, 2006 and an additional 5,000 shares vest every 6 months thereafter, such that the option shall be fully vested on April 4, 2009.

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