Honolulu county & city-876,156
Oahu is the most populated island in Hawaii; Maui County is the most populated county.
Hawaii is a US State and contains no countries.
Ada County is the most populous county in Idaho, with an estimated 392,365 people.
California and Hawaii have the largest population of Japanese.
Cook County is the largest county in Illinois with an estimated population of 5,238,216 as of July 1, 2015 per the U.S. Census Bureau.
Las Aniimas County has the largest area and the City and County of Denver has the greatest population.
the county in Tennessee with the highest population is Shelby county. it has a population of 906, 825 people.
Cook County is the largest county in Illinois with an estimated population of 5,238,216 as of July 1, 2015 per the U.S. Census Bureau.
According to the 2010 U. S. Census, the most populous Utah county is Salt Lake County with 1,029,655 people.
Washington County at 563 square miles is the largest county. Providence County is the most heavily populated Rhode Island County.
Most of the population live in Dublin, the capital city.
Marion County has the largest county population in Indiana.