County Population in Iowa by Year

data.iowa.gov | Last Updated 29 Aug 2018

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.

Tags: decennial census, annual population estimates

This dataset has the following 5 columns:

Column NameAPI Column NameData TypeDescriptionSample Values
FIPSfipsnumber2. County FIP – A five-digit code for counties based on Federal Information Processing Standards Publication - FIPS 55-DC3 (December 1994) , Guideline: Codes for Named Populated Places, Primary County Divisions, and Other Locational Entities of the United States, Puerto Rico, and the Outlying Areas (withdrawn February 8, 2005)
Countygeographicnametext
Yearyearcalendar_dateFor population estimates the date of reference is always July 1. The decennial census has a date of April 1.
Populationpopulationnumber
Primary County Coordinatesprimary_county_coordinateslocation– Primary latitude and longitude in decimal degrees for the county as provided by U.S. Geological Survey, 19810501, U.S. Geographic Names Information System (GNIS): U.S. Geological Survey, Reston, VA.