Clinton County lost the highest number of residents from the 2010 Census to the latest estimates for July of 2017 from the Census Bureua.
Clinton County-in the latest report lost 2,106 people in that time period. That was a just over four-percent drop. The estimate for the population in 2017 was 47,236 and was the 12th largest County. The estimate showed 4,191 births over the period with 3,969 deaths. There was also a migration out of the county estimated at 2,557. This estimates does not break down the numbers for individual communities or smaller areas.
The estimated population for Clinton County for July of 2017 was 47,236 and was the 12th largest in the state.
Dallas County remains the fastest growing county in Iowa, increasing its population by more than 31 percent since 2010, according to new county and metropolitan statistical area population estimates from the State Data Center via the U.S. Census Bureau. Johnson and Polk counties followed with 14 and nearly 12 percent growth, respectively.
More than half of Iowans (52.1 percent) live in ten counties: Polk, Linn, Scott, Johnson, Black Hawk, Woodbury, Story, Dubuque, Pottawattamie, and Dallas. All of these counties are part of an Iowa metropolitan statistical area. The Des Moines-West Des Moines metro area had the fastest growth since 2010 at 13.4 percent, followed by the Iowa City metro area at 12.4 percent, and the Ames metro area at 8.9 percent.
Births, deaths, domestic migration, and international migration are the some of the components that make up the population estimates. Additional findings from the estimates include (all data compared to 2010 Census numbers):
