I am looking for this answer. What is the difference between number of
gun owners in the US as compared to the membership in the National
Rifle Association.

Hello adobe4750,

There are 60-65 million gun owners in the United States.

The National Rifle Association has more than 4 million members nationwide

Source:

The National Rifle Association of America, Institute for Legislative
Action published the following facts in December 2003.

==================
Firearm Facts 2004
==================

?National Rifle Association Members: 4 million?

?Gun owners in the U.S.: 60-65 million ?

American households that have firearms: Approx. 45%? 

National Rifle Association of America, Institute for Legislative
Action http://www.nraila.org/Issues/FactSheets/Read.aspx?ID=83


National Rifle Association of America, Institute for Legislative Action
Tuesday, May 11, 2004
Press Release

?The 133-year-old National Rifle Association is the nation?s oldest
civil rights group, and advocates enforcement of existing laws to
prosecute and punish violent criminals. NRA is the leader in teaching
gun safety and promoting marksmanship. The Association has
approximately four million members across America.?
http://www.nraila.org/News/Read/Releases.aspx?ID=3699


Search terms used:
National Rifle Association. "* million members"
Million gun owners in the US
Gun ownership +million
"* million gun owners"

I hope this response has provided you with the information you were seeking.

Best Regards,
Bobbie7