Demographics

Mensa members by age
The youngest Mensan is 2 years old; the oldest is 106 years old.
Approximately 39 percent are Baby Boomers between the ages of 48 and 66.
Thirty-one percent are Gen-Xers between the ages of 27 and 48.
More than 1,900 members are under the age of 18.

Mensa members by gender
The general membership is 65 percent male, 35 percent female.
The leadership — both national and local officers — is 50 percent male, 50 percent female.

Mensa members by occupation
The diversity of Mensa's membership is best described by the various ways they earn their livings. These are just a few of Mensa's occupations.

Mensa families
There are more than 1,300 families with two or more Mensa members.

American Mensan facts
51,584 members responded to the questionnaire from which these questions were culled.

31,372 have college degrees.
5,118 speak at least two languages besides English.
2,201 are into golf.
1,993 love sci-fi movies and/or television.
2,037 are into astronomy.
964 are interested in martial arts.
583 are interested in UFOs.
473 are coin collectors.

All six generations of members rank computers or computer gaming as one of their top three interests, and the oldest four generations (Depression, Silent, Baby Boom and GenX) also list travel as a top-three interest. One generation — the Millennials — ranks both computers and computer gaming in their top three interests.

Ten largest Local Groups (based on March 2009 membership figures)