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The population density of Clayton County, IA was 23 in 2018. The population density of Iowa County, IA was 28 in 2018.

Population Density

Population Density is computed by dividing the total population by Land Area Per Square Mile.

Above charts are based on data from the U.S. Census American Community Survey | ODN Dataset | API - Notes:

1. ODN datasets and APIs are subject to change and may differ in format from the original source data in order to provide a user-friendly experience on this site.

2. To build your own apps using this data, see the ODN Dataset and API links.

3. If you use this derived data in an app, we ask that you provide a link somewhere in your applications to the Open Data Network with a citation that states: "Data for this application was provided by the Open Data Network" where "Open Data Network" links to http://opendatanetwork.com. Where an application has a region specific module, we ask that you add an additional line that states: "Data about REGIONX was provided by the Open Data Network." where REGIONX is an HREF with a name for a geographical region like "Seattle, WA" and the link points to this page URL, e.g. http://opendatanetwork.com/region/1600000US5363000/Seattle_WA

Geographic and Population Datasets Involving Clayton County, IA or Iowa County, IA

  • API

    Peace officers certified by the Iowa Law Enforcement Academy by calendar year.

    mydata.iowa.gov | Last Updated 2024-03-01T14:34:57.000Z

    This Dataset contains information on the number of officers that have been certified each year by graduating from the Basic Academy course held at the Iowa Law Enforcement Academy at Camp Dodge, Johnston, IA.

  • API

    Sample 2023 Iowa Individual Affordable Care Act Premiums

    mydata.iowa.gov | Last Updated 2023-08-30T17:14:18.000Z

    This dataset provides sample premium information for individual ACA-compliant health insurance plans available to Iowans for 2023 based on age, rating area and metal level. These are premiums for individuals, not families. Explore and drill into the data using the <a href="/stories/s/p3t7-r486/" target="_blank" rel="nofollow external">2023 Sample Premium Explorer</a>. <br><br>Please note that not every plan ID is available in every county. On or after November 1, 2022, please go to <a href="https://www.healthcare.gov/" target="_blank" rel="nofollow external">www.healthcare.gov</a> to determine if your plan is available in the county you reside in.

  • API

    Math And Reading Proficiency in Iowa by School Year, Public School District and Grade Level

    mydata.iowa.gov | Last Updated 2023-08-30T20:44:06.000Z

    Dataset contains information on Iowa public school districts' academic progress of their students in reading and math annually starting with school year ending in 2003. All public schools and districts report annually to the Iowa Department of Education through Adequate Yearly Progress (AYP). All AYP determinations are made annually using reading and math student assessment data. Proficiency is based on a standard score scale. More information can be found at: http://itp.education.uiowa.edu/ia/AYPInformation.aspx.

  • API

    County Population in Iowa by Year

    mydata.iowa.gov | Last Updated 2024-07-08T14:40:13.000Z

    This dataset contains county population in Iowa from 1990 to the most current year available. Data from 1990, 2000, and 2010 comes from the decennial censuses while the years in between are produced annually.

  • API

    City Population in Iowa by County and Year

    mydata.iowa.gov | Last Updated 2024-07-08T15:05:36.000Z

    This dataset contains city population in Iowa from 2010 to the most current year available. Data from 2010 comes from the decennial census while the proceeding years are produced annually. Aggregating the city populations in each county will provide a county total population

  • API

    Iowa Geographic Names

    mydata.iowa.gov | Last Updated 2024-09-20T22:00:21.000Z

    This dataset provides the geographic names data for Iowa. All names data products are extracted from the Geographic Names Information System (GNIS), the Federal Government's repository of official geographic names. The GNIS contains the federally recognized name of each feature and defines its location by State, county, USGS topographic map, and geographic coordinates. GNIS also lists variant names, which are non-official names by which a feature is or was known. Other attributes include unique Feature ID and feature class. Feature classes under the purview of the U.S. Board on Geographic Names include natural features, unincorporated populated places, canals, channels, reservoirs, and more.

  • API

    Annual Personal Income for State of Iowa by County

    mydata.iowa.gov | Last Updated 2024-04-08T22:48:01.000Z

    This dataset provides annual personal income estimates for State of Iowa counties produced by the U.S. Bureau of Economic Analysis beginning in 1997. Data includes the following estimates: personal income and per capita personal income. Personal income is defined as the sum of wages and salaries, supplements to wages and salaries, proprietors’ income, dividends, interest, and rent, and personal current transfer receipts, less contributions for government social insurance. Personal income is the income received by, or on behalf of all persons residing in the Iowa county, regardless of the duration of residence, except for foreign nationals employed by their home governments in Iowa. Per capita personal income is personal income divided by the Census Bureau’s annual midyear (July 1) population estimates for the county. More terms and definitions are available on https://apps.bea.gov/regional/definitions/. Less

  • API

    Sample 2022 Iowa Individual Affordable Care Act Premiums

    mydata.iowa.gov | Last Updated 2023-08-30T17:15:21.000Z

    Explore and drill into the data using the <a href="/d/qyu3-3suc" target="_blank" rel="nofollow external">Average 2022 Iowa Individual ACA Premiums by Rating Area, Metal Level and Age</a> chart. <br><br>Please note that not every plan ID is available in every county. Please go to <a href="https://www.healthcare.gov/" target="_blank" rel="nofollow external">www.healthcare.gov</a> to determine if your plan is available in the county you reside in. Sample premium information for individual ACA-compliant health insurance plans available to Iowans for 2022 based on age, rating area and metal level. These are premiums for individuals, not families.

  • API

    Total City Population by Year

    mydata.iowa.gov | Last Updated 2024-07-08T14:53:54.000Z

    This dataset contains city population in Iowa from 1990 to the most current year available. Data from 1990, 2000, and 2010 comes from the decennial censuses while the years in between are produced annually.

  • API

    Sample 2016 Iowa Individual Affordable Care Act-Compliant Premiums

    mydata.iowa.gov | Last Updated 2023-08-30T17:12:49.000Z

    Sample premium information for individual ACA-compliant health insurance plans available to Iowans for 2016.