An IQ of 124 would allow one to become a member of the International High IQ Society. This is the minimum IQ required to become a member of the society. Fifteen percent of the population falls into the high IQ range, which is from 115 to 129.
An IQ equal to or greater than 130 is required for a person to be considered gifted. A person with an IQ of 130 or higher is eligible for membership in Mensa. An average IQ is between 90 and 109. An IQ score must be obtained from an official IQ test in order for it to hold any meaning. Official IQ tests often cost a fee.