Iowa Natural Population Increase By County in 2019

Updated on June 30, 2022.

According to the US Census Bureau estimates, in 2019, the natural population increase for Iowa was 8,325, and the top three counties that had the highest natural population increase were:

  1. Iowa: 8,325
  2. Polk: 3,035
  3. Johnson: 1,000

On the other hand, the top 3 counties that had the lowest natural population increase were:

  1. Lee: -83
  2. Poweshiek: -67
  3. Hardin: -64

Use the interactive visualization and the table below to explore the natural population increase for each Iowa county in 2019.

Natural Population Increase refers to the number of births minuse the number of deaths.

See this for other years:
Iowa Natural Population Increase By County in 2019
Iowa Natural Population Increase By County in 2019
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County Natural Pop. Increase
Adair 17
Adams 10
Allamakee 13
Appanoose -33
Audubon -27
Benton 35
Black Hawk 380
Boone -11
Bremer 22
Buchanan 88
Buena Vista 141
Butler -45
Calhoun 3
Carroll 20
Cass -63
Cedar 5
Cerro Gordo -35
Cherokee -42
Chickasaw 2
Clarke 8
Clay 2
Clayton -10
Clinton 1
Crawford 65
Dallas 755
Davis 75
Decatur 19
Delaware 21
Des Moines -58
Dickinson -37
Dubuque 316
Emmet -13
Fayette 6
Floyd 19
Franklin 6
Fremont -12
Greene -15
Grundy -16
Guthrie -26
Hamilton 1
Hancock -8
Hardin -64
Harrison -24
Henry 11
Howard -21
Humboldt 14
Ida -44
Iowa 8325
Jackson -1
Jasper 35
Jefferson -25
Johnson 1000
Jones 5
Keokuk -17
Kossuth 16
Lee -83
Linn 931
Louisa 32
Lucas 11
Lyon 56
Madison 33
Mahaska 51
Marion 30
Marshall 20
Mills -17
Mitchell -9
Monona -45
Monroe 10
Montgomery -59
Muscatine 126
O'Brien -18
Osceola -1
Page -44
Palo Alto -32
Plymouth 28
Pocahontas -12
Polk 3035
Pottawattamie 112
Poweshiek -67
Ringgold -23
Sac -7
Scott 574
Shelby -4
Sioux 283
Story 323
Tama 31
Taylor 6
Union -8
Van Buren -14
Wapello -5
Warren 159
Washington 47
Wayne 16
Webster -7
Winnebago -32
Winneshiek 15
Woodbury 450
Worth 11
Wright -11