O'Brien County, county in Iowa, United States. As of 2020 county had an estimated population of 13,679 inhabitants. The county was created 173 years ago in 1851. Its county seat is Primghar.
There are 8 city/town in O'Brien County, IA. The largest city of O'Brien County is Sheldon with a population of 5,071. Other cities include, Hartley population 1,556, Sanborn population 1,390, Paullina population 965, Primghar population 858
List of cities, towns, neighborhoods & other populated places in O'Brien County.
City Name | Title | Population |
---|---|---|
Archer | City in Iowa, United States | 123 |
Calumet | City in Iowa | 155 |
Hartley | Human settlement in O'Brien County, Iowa, United States of America | 1,556 |
Paullina | City in O'Brien County, Iowa, United States | 965 |
Primghar | City in Iowa | 858 |
Sanborn | City in Iowa | 1,390 |
Sheldon | City in Iowa, United States | 5,071 |
Sutherland | City in Iowa | 588 |