Is an IQ of 105 for a 44 yr old average?

After a person stops growing, average IQ should be 100 points, thus 105 is slightly above average. IQ Description% of Population 130+ Very superior 2.2% 120-129 Superior 6.7% 110-119 High average 16.1% 90-109 Average 50% 80-89 Low average 16.1% 70-79 Borderline 6.7% Below 70 Extremely low 2.2%