According to the 2000 census, Liberty County was least populated, with 7,021 people, closely followed by Calhoun County with 7,022. Both are tiny rural counties in North Florida.
Wayne County is the most populated county.
Maricopa County home of the Phoenix area is the most populated county in Arizona.
Oahu is the most populated island in Hawaii; Maui County is the most populated county.
Los Angles is the most populated area of California. It is a mega metropolitan area.
Cambria county
Broward County is a county in southeastern Florida which includes the city of Fort Lauderdale. It is the second most populous county in the state of Florida, with over 1,700,000 residents.
The most populated county in the US is Los Angeles County in California with a total population of 9,878,554.
Stoughton is the fifth most populated city in Dane county with a population of 12,692.
Salt Lake County
Cuyahoga County (Cleveland)
Los Angeles County