The highest IQ possible in the world is theoretically 200, although some people have been known to have an IQ of above 200. Let's discuss how that's possible below. Everyone with an IQ score higher than 110 is lucky enough to have an above average intelligence.
Given the changes to testing across the decades, it is also tricky to compare scores achieved at different times. Theoretically, there is no limit to IQ scores. 200 is often seen as the theoretical peak score but some people have shot past that number.
Michael Grost: IQ 200
In 1964, when Michael Grost first began his college career at Michigan State University (MSU), he was only 10 years old. Now in his 60s, Grost has undergraduate and Masters's degrees from MSU, as well as a PhD in mathematics from the University of Michigan. Reportedly, Grost has an IQ of 200.
Adragon De Mello (IQ Score: 400)
Adragon De Mello came to the limelight in 1988 when he became the first person in American history to become a college graduate at 11 (he studied computational mathematics).
William James Sidis has the World's Highest IQ. Anywhere from 250 to 300 is his IQ score, almost twice the score of Albert Einstein. At the age of eleven, William famously entered Harvard University, becoming the youngest person to enter. He also claimed to be conversant in 25 languages.
There can be no person with an IQ of 500, because IQ is calculated to a statistical curve and there aren't enough people in the world to get beyond 200 or so. But to have some fun let's use the old ratio method of determining IQ. That formula was (mental age/physical age) * 100.
Presuming someone actually had a 500 IQ, they would be so smart that we almost can't even imagine it. Accomplishments of such a person would most likely include: Easily completing multiple PhDs before the average person would even graduate elementary school.
Elon's IQ is estimated to be around 155, while Albert Einstein's is 160. With such a slight margin, Musk is undoubtedly an incredibly smart person. Who is the smartest person on earth in 2022? Born in 1975 in Adelaide, Australia is a mathematician, Terence Tao with an IQ score of 230.
There has never been anyone with an IQ that high; it's not clear how it could be measured (these things need to be normed) but we do have some evidence from some very very smart people. What if someone was born with an IQ of 305? What would happen if someone had an IQ of 1000? What would you do if your IQ were 1000?
First an IQ of 10,000 is an impossibility, in the current system of reporting intelligence, and is therefore an intangible. Being the smartest person in the world might or might not lead to ever possessing a similarly large amount of money.
The lowest IQ ever would be 0. However, no one has ever scored that. Scores below 75 usually indicate a cognitive disability. Some of the countries with the lowest IQ scores are Liberia, Sierra Leone, and Nepal.
The average IQ for a 13-year-old is roughly between 90 and 109, with 100 being the average. The highest score is 145, and the lowest score is 61.
Best known for developing the theory of relativity, he is amongst the top most geniuses the world has recognized. Einstein never took an IQ score test. However, based on his historical records, academics have estimated his score to be around 160.
There are several successful entrepreneurs who are known for their high IQ scores, such as: Jeff Bezos: The founder of Amazon, Bezos has an IQ estimated to be around 145. Mark Zuckerberg: The co-founder of Facebook, Zuckerberg has an IQ estimated to be around 152.
"Steve Jobs likely had an IQ roughly 160 or above. In Walter Isaacson's biography, near the end of 4th grade, Jobs was tested. Jobs said: 'I scored at the high school sophomore level. ' This means he was a 4th grader performing at the 10th grade level.
According to some acclaimed websites, she is said to have an IQ of 160. As a matter of fact, she is listed in the Guinness Book of World Records as the youngest singer ever to sign at age 11.
How Smart Is Snoop? According to his post (reposted from the account RapTV Zone), Snoop Dogg has an IQ of 147. It goes on to say that a score of 147 is "thought to be extremely high and that of a gifted genius," and Snoop captioned it with emojis including a shrug.
Classification of IQ scores
A score of 135 to 144 indicates that the person being tested is extremely talented. Most thinkers fall within this category. Those with a 145-154 score would be considered geniuses at the collegiate level. A person with a 155-164 IQ score is on par with Nobel Prize winners.
Two of the most well-known IQ tests are 'Stanford-Binet' and 'Cattell' (explained in more detail below). In practice, qualifying for Mensa in the top 2% means scoring 132 or more in the Stanford-Binet test, or 148 or more in the Cattell equivalent.
115 to 129: Above average or bright. 130 to 144: Moderately gifted. 145 to 159: Highly gifted. 160 to 179: Exceptionally gifted.