In fact, most of Iowa's 99 counties experienced a peak in population more than a century ago. (Numerous examples shown below in earlier posts.)
Source: U. S. Census Bureau QuickFacts
New census estimate shows Iowa's growth, though slow, remains steady. (Des Moines Register, 12/30/2019)
Nationally, a slowing birth rate, increasing deaths and a slowdown of international migration added up to the weakest U.S. growth rate in more than a century, Monday's figures showed. William Frey, a senior fellow at The Brookings Institution, said the last time the annual growth rate was slower was from 1917 to 1918, when the nation was involved in World War I.
11/14/2016 update, "Iowa counties with 50% or more population loss vote overwhelmingly for Trump", starts here.
Race and education level
10/5/2016 update, "In many counties, Iowa's rural decline began more than a century before the Obama administration", starts here.
Yearning to be great again, rural Iowa turns to Trump. (Des Moines Register, 10/3/2016)
Dateline: Creston, Iowa. (Which is located in Union County.)
Its population peaked at 19,928 in 1900. Perhaps Teddy Roosevelt should shoulder some of the blame.
Source: U.S. Census QuickFacts
A quote from the above-cited Register article.
Original 2/1/2015 post, "Road Trip to Iowa's 99 Counties", starts here.
Iowa governor says candidates should visit 99 counties. (Milwaukee Journal Sentinel, 1/24/2015)
GOP presidential candidates should visit all 99 Iowa counties over the next year if they want to clinch their party’s nomination, Iowa Gov. Terry Brandstad said Saturday.
And of those 99 counties, 84 of them are losing population.
- 13 of them more than 50% (purple)
- 11 of them 40-49% (orange)
- 15 of them 30-39% (yellow)
ISU analysis of census data shows that majority of Iowa communities are shrinking. (Iowa State University, 5/27/2014)
And have been shrinking for quite some time.
This map shows the location of 15 Iowa counties still growing in population as of the 2010 census.
Major growth areas:
- Sioux City
- Council Bluffs (across the Missouri River from Omaha)
- Des Moines
- Iowa City
- Cedar Rapids