All About Adolescence. Adolescence typically describes the years between ages 13 and 19 and can be considered the transitional stage from childhood to adulthood. However, the physical and psychological changes that occur in adolescence can start earlier, during the preteen or tween years (ages 9 through 12).
Grimes, Iowa - Basic Facts. The City of Grimes had a population of 10,904 as of July 1, 2016. Grimes ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.
As of 2015, Iowa had an estimated population of 3,123,899, which is an increase of 16,773 people or 0.56%, from the prior year and an increase of 77,544 or 2.55%, since the year 2010. This is the first time the state has topped the three million mark in population. Iowa is the 30th most populated state in the country.