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Membership is open to those who possess an IQ in the top five percent of the population (124 IQ using a 15 standard deviation).
Prospective members can join using certified scores from our online admissions IQ test at IQ-test.com, or by submitting evidence of qualifying scores from a prior intelligence test within our approved list of tests.
The membership committee has established a differential annual dues structure for prospective members living in developing countries. To determine if you are eligible for reduced annual dues, please check the Developing Countries List.
To qualify using prior intelligence testing scores, we require a demonstrative IQ test score of at least 124, or a raw IQ score in the top fifth percentile on any of the following IQ tests.
Wechsler Adult Intelligence Scales
Wechsler Intelligence Scale for Children
Woodcock-Johnson Tests of Cognitive Abilities
Stanford-Binet Intelligence Scales
Raven's Progressive Matrices
Miller Analogies Test
Cattell Culture Fair
Mensa membership card
College admission: SAT, ACT, GMAT
Individuals residing in one of the developing countries listed below qualify for a reduced dues rate of 50 percent.
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Afghanistan Algeria Angola Armenia Azerbaijan Bangladesh Bhutan Botswana Cambodia Cameroon Central African Republic Chad |
China Colombia Costa Rica Croatia Cuba Djibouti Dominica Dominican Republic Ecuador El Salvador Ethiopia Guatemala Haiti |
Honduras India Indonesia Iran Iraq Kazakhstan Kenya Laos Lithuania Madagascar Malaysia Morocco Mozambique |
Nicaragua Panama Paraguay Peru Philippines Poland Rwanda Seychelles Sierra Leone Somalia Sri-Lanka Sudan Syria |
Tajikistan Tanzania Tunisia Turkey Turkmenistan Uganda Ukraine Uruguay Uzbekistan Venezuela Vietnam Zimbabwe |
To apply for a special reduced fees membership please contact membership@highiqsociety.org for details.