<PAGE> 1
EXHIBIT 23.5
CONSENT OF INDEPENDENT ACCOUNTANTS
The Board of Directors
Net Market Makers:
We consent to the inclusion in the Post Effective Amendment No. 1 on Form S-3 to
the Registration Statement (Form S-1 No. 333-34388) of Media Metrix, Inc. of
our report dated March 27, 2000, relating to the balance sheet of Net Market
Makers as of December 31, 1999, and the related statements of operations,
shareholders' equity, and cash flows for the year then ended and to the
reference to our firm under the heading "Experts" in the prospectus.
/s/ KPMG LLP
San Francisco, California
August 10, 2000
