Counties in Iowa by female population share

Monona County had the highest female population share of 99 counties in 2022, at 51.4%. Page County had the lowest, at 46.1%. The median was 50% and the figure for Iowa was 50.2%. Source: the U.S. Census Bureau.

Keep it in a collection in your library.
Highest51.4Monona County
Lowest46.1Page County
Median5099 counties
Iowa50.2History

Map of counties, 2022

Adair County: 50.1 %Adams County: 50.5 %Allamakee County: 49.3 %Appanoose County: 50.5 %Audubon County: 50.4 %Benton County: 49.6 %Black Hawk County: 51.2 %Boone County: 49.7 %Bremer County: 50.5 %Buchanan County: 50.3 %Buena Vista County: 49.3 %Butler County: 50.1 %Calhoun County: 47.7 %Carroll County: 50.5 %Cass County: 51.3 %Cedar County: 50.3 %Cerro Gordo County: 51.2 %Cherokee County: 49.9 %Chickasaw County: 49.8 %Clarke County: 49.5 %Clay County: 50.9 %Clayton County: 49.5 %Clinton County: 50.9 %Crawford County: 49.2 %Dallas County: 50.7 %Davis County: 49.7 %Decatur County: 50.2 %Delaware County: 49.6 %Des Moines County: 50.9 %Dickinson County: 50.5 %Dubuque County: 50.4 %Emmet County: 49.5 %Fayette County: 49.1 %Floyd County: 50.3 %Franklin County: 49.5 %Fremont County: 49.8 %Greene County: 50.7 %Grundy County: 50.8 %Guthrie County: 50.3 %Hamilton County: 49.6 %Hancock County: 50 %Hardin County: 49.6 %Harrison County: 49.7 %Henry County: 47.9 %Howard County: 48.9 %Humboldt County: 50.7 %Ida County: 50.2 %Iowa County: 49.8 %Jackson County: 49.9 %Jasper County: 48.2 %Jefferson County: 48.8 %Johnson County: 50.6 %Jones County: 46.9 %Keokuk County: 49.7 %Kossuth County: 49.2 %Lee County: 49.9 %Linn County: 51 %Louisa County: 49.2 %Lucas County: 49.4 %Lyon County: 49.1 %Madison County: 50.5 %Mahaska County: 50 %Marion County: 50.1 %Marshall County: 49.5 %Mills County: 50.1 %Mitchell County: 50 %Monona County: 51.4 %Monroe County: 49.9 %Montgomery County: 50.8 %Muscatine County: 50.4 %O'Brien County: 49.2 %Osceola County: 49.4 %Page County: 46.1 %Palo Alto County: 50 %Plymouth County: 49.7 %Pocahontas County: 50.4 %Polk County: 50.6 %Pottawattamie County: 50.5 %Poweshiek County: 51.3 %Ringgold County: 50.7 %Sac County: 50.3 %Scott County: 50.9 %Shelby County: 50.2 %Sioux County: 49.8 %Story County: 47.9 %Tama County: 49.9 %Taylor County: 49.5 %Union County: 50.3 %Van Buren County: 48.7 %Wapello County: 49.9 %Warren County: 50.7 %Washington County: 50.6 %Wayne County: 50.5 %Webster County: 47.8 %Winnebago County: 49.9 %Winneshiek County: 50.2 %Woodbury County: 50 %Worth County: 49.4 %Wright County: 50.1 %
  • Under 49
  • 49 to 50
  • 50 to 51
  • 51 and over
%, 2022. Source: Invokely calculation with data from U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

Top 40 counties, 2022

Monona County: 51.4 %Monona County51.4Cass County: 51.3 %Cass County51.3Poweshiek County: 51.3 %Poweshiek County51.3Cerro Gordo County: 51.2 %Cerro Gordo County51.2Black Hawk County: 51.2 %Black Hawk County51.2Linn County: 51 %Linn County51Des Moines County: 50.9 %Des Moines County50.9Clinton County: 50.9 %Clinton County50.9Scott County: 50.9 %Scott County50.9Clay County: 50.9 %Clay County50.9Montgomery County: 50.8 %Montgomery County50.8Grundy County: 50.8 %Grundy County50.8Greene County: 50.7 %Greene County50.7Warren County: 50.7 %Warren County50.7Ringgold County: 50.7 %Ringgold County50.7Humboldt County: 50.7 %Humboldt County50.7Dallas County: 50.7 %Dallas County50.7Johnson County: 50.6 %Johnson County50.6Polk County: 50.6 %Polk County50.6Washington County: 50.6 %Washington County50.6Dickinson County: 50.5 %Dickinson County50.5Bremer County: 50.5 %Bremer County50.5Carroll County: 50.5 %Carroll County50.5Pottawattamie County: 50.5 %Pottawattamie County50.5Appanoose County: 50.5 %Appanoose County50.5Madison County: 50.5 %Madison County50.5Adams County: 50.5 %Adams County50.5Wayne County: 50.5 %Wayne County50.5Dubuque County: 50.4 %Dubuque County50.4Audubon County: 50.4 %Audubon County50.4Pocahontas County: 50.4 %Pocahontas County50.4Muscatine County: 50.4 %Muscatine County50.4Buchanan County: 50.3 %Buchanan County50.3Floyd County: 50.3 %Floyd County50.3Cedar County: 50.3 %Cedar County50.3Sac County: 50.3 %Sac County50.3Guthrie County: 50.3 %Guthrie County50.3Union County: 50.3 %Union County50.3Winneshiek County: 50.2 %Winneshiek County50.2Ida County: 50.2 %Ida County50.2Monona County: 51.4 %Monona County51.4Cass County: 51.3 %Cass County51.3Poweshiek County: 51.3 %Poweshiek County51.3Cerro Gordo County: 51.2 %Cerro Gordo County51.2Black Hawk County: 51.2 %Black Hawk County51.2Linn County: 51 %Linn County51Des Moines County: 50.9 %Des Moines County50.9Clinton County: 50.9 %Clinton County50.9Scott County: 50.9 %Scott County50.9Clay County: 50.9 %Clay County50.9Montgomery County: 50.8 %Montgomery County50.8Grundy County: 50.8 %Grundy County50.8Greene County: 50.7 %Greene County50.7Warren County: 50.7 %Warren County50.7Ringgold County: 50.7 %Ringgold County50.7Humboldt County: 50.7 %Humboldt County50.7Dallas County: 50.7 %Dallas County50.7Johnson County: 50.6 %Johnson County50.6Polk County: 50.6 %Polk County50.6Washington County: 50.6 %Washington County50.6Dickinson County: 50.5 %Dickinson County50.5Bremer County: 50.5 %Bremer County50.5Carroll County: 50.5 %Carroll County50.5Pottawattamie County: 50.5 %Pottawattamie County50.5Appanoose County: 50.5 %Appanoose County50.5Madison County: 50.5 %Madison County50.5Adams County: 50.5 %Adams County50.5Wayne County: 50.5 %Wayne County50.5Dubuque County: 50.4 %Dubuque County50.4Audubon County: 50.4 %Audubon County50.4Pocahontas County: 50.4 %Pocahontas County50.4Muscatine County: 50.4 %Muscatine County50.4Buchanan County: 50.3 %Buchanan County50.3Floyd County: 50.3 %Floyd County50.3Cedar County: 50.3 %Cedar County50.3Sac County: 50.3 %Sac County50.3Guthrie County: 50.3 %Guthrie County50.3Union County: 50.3 %Union County50.3Winneshiek County: 50.2 %Winneshiek County50.2Ida County: 50.2 %Ida County50.2
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2022 (%)Change on 2021
1Monona County51.4-0.1 pts
2Cass County51.3+0.3 pts
3Poweshiek County51.3-0.1 pts
4Cerro Gordo County51.20 pts
5Black Hawk County51.2-0 pts
6Linn County51+0.1 pts
7Des Moines County50.9-0.1 pts
8Clinton County50.9-0.1 pts
9Scott County50.90 pts
10Clay County50.9-0 pts
11Montgomery County50.8-0 pts
12Grundy County50.8-0 pts
13Greene County50.70 pts
14Warren County50.7-0 pts
15Ringgold County50.7+0.4 pts
16Humboldt County50.7+0.2 pts
17Dallas County50.7-0.1 pts
18Johnson County50.60 pts
19Polk County50.6-0 pts
20Washington County50.6-0.1 pts
21Dickinson County50.5-0.2 pts
22Bremer County50.5-0.1 pts
23Carroll County50.5+0.1 pts
24Pottawattamie County50.5-0 pts
25Appanoose County50.5-0.1 pts
25Madison County50.5+0.2 pts
27Adams County50.5-0.2 pts
28Wayne County50.50 pts
29Dubuque County50.4-0 pts
30Audubon County50.4+0.2 pts
31Pocahontas County50.4-0.1 pts
32Muscatine County50.4+0.2 pts
33Buchanan County50.3+0.1 pts
34Floyd County50.3-0.1 pts
35Cedar County50.30 pts
36Sac County50.3+0.2 pts
37Guthrie County50.3+0.1 pts
38Union County50.3-0.2 pts
39Winneshiek County50.2-0.1 pts
40Ida County50.2+0.2 pts
41Decatur County50.2+0.1 pts
42Shelby County50.2-0.2 pts
43Adair County50.1-0.1 pts
44Wright County50.1+0.1 pts
45Marion County50.1-0.1 pts
46Mills County50.10 pts
47Butler County50.1-0.2 pts
48Palo Alto County50-0.2 pts
49Mitchell County50-0 pts
50Woodbury County50-0.2 pts
51Mahaska County50+0.1 pts
52Hancock County50+0.1 pts
53Jackson County49.9-0.1 pts
54Cherokee County49.90 pts
54Winnebago County49.9-0.3 pts
56Monroe County49.9-0.2 pts
57Lee County49.9-0 pts
58Wapello County49.9-0.2 pts
59Tama County49.9+0.1 pts
60Fremont County49.8+0.5 pts
61Iowa County49.8-0 pts
62Chickasaw County49.8+0.1 pts
63Sioux County49.8-0 pts
64Boone County49.7+0.1 pts
65Plymouth County49.7-0.1 pts
66Harrison County49.70 pts
67Davis County49.7-0.3 pts
68Keokuk County49.7-0.1 pts
69Delaware County49.6+0.1 pts
70Hardin County49.6-0.3 pts
71Benton County49.60 pts
72Hamilton County49.60 pts
73Franklin County49.5-0.2 pts
74Emmet County49.5-0.2 pts
75Marshall County49.5+0.1 pts
76Clarke County49.5-0.1 pts
77Taylor County49.5-0.2 pts
78Clayton County49.5-0.1 pts
79Worth County49.4+0.2 pts
80Lucas County49.4-0.2 pts
81Osceola County49.4-0.3 pts
82Allamakee County49.30 pts
82Buena Vista County49.3+0.2 pts
84Crawford County49.2+0.1 pts
85O'Brien County49.2-0.2 pts
86Louisa County49.2+0.1 pts
87Kossuth County49.2-0 pts
88Fayette County49.1-0.1 pts
89Lyon County49.1+0.1 pts
90Howard County48.90 pts
91Jefferson County48.8-0.1 pts
92Van Buren County48.7+0.1 pts
93Jasper County48.2-0 pts
94Story County47.9-0 pts
95Henry County47.9+0.1 pts
96Webster County47.8+0.2 pts
97Calhoun County47.7+0.3 pts
98Jones County46.9-0.3 pts
99Page County46.1-0.5 pts

Other periods

About this ranking

Female residents as a percentage of total population on 1 July. United States: Census Bureau county population estimates by sex; states and the nation are sums of their counties.

Counties with large prisons or military bases can have low shares.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties (Counties in Iowa by female population share, 2022) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in Iowa by female population share, 2022. U.S. Census Bureau, 25 June 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/female-population-share/iowa-counties?period=2022. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Counties in Iowa by female population share, 2022. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/female-population-share/iowa-counties?period=2022.

Harvard

U.S. Census Bureau (2026) Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in Iowa by female population share, 2022 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/female-population-share/iowa-counties?period=2022 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_iowa_by_2022,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in Iowa by female population share, 2022}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/female-population-share/iowa-counties?period=2022. Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in Iowa by female population share, 2022
PY  - 2026
DA  - 2026/06/25
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/female-population-share/iowa-counties?period=2022
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/female-population-share/iowa-counties?period=2022.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest female population share?

Monona County, with 51.4% in 2022, according to the U.S. Census Bureau.

Which county has the lowest female population share?

Page County, with 46.1% in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program, county population by age and sex: female residents as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Retrieved 2026-10-12.

Female population share: other rankings

Counties in Iowa: more rankings