The largest Montana counties by population and their estimated population as of July 1, 2015 per the U.S. Census Bureau are Yellowstone County (157,048), Missoula County (114,181), Gallatin County (100,739), Flathead County (96,165) and Cascade County (82,278).
There are 53 counties in North Dakota. Cass County is the most populous county in North Dakota with a population of 149,778 per the 2010 U.S. Census.
There are 29 counties in Utah. Salt Lake County is the most populous county in Utah with estimated population of 1,107,314 as of July 1, 2015 per the U.S. Census Bureau.
Alaska doesn't have counties, but they have 'boroughs'. The smallest borough in size is the Juneau Borough. The smallest in population is the North Slope
Texas has more counties than any other state in the U.S. with 254. However, California has the highest average population per county with approximately 637,000 per county compared to 98,000 for Texas, giving it a higher population despite having only 58 counties.
The largest county in New Jersey is Burlington
Indonesia is the 4th largest country by population. The population of Indonesia is 247 million people, and the population density is 353 people per square mile.
Indonesia is the fourth largest country by population. The current population of Indonesia is 250 million people. The population density is 357 people per square mile.
Billings is the largest city in Montana with a population of 104,170 per the 2010 Census.
New Jersey is ranked number one in population density with 1,134 residents per square mile.
Some of the Virginia counties with the lowest population density include Highland County, Bath County, and Craig County. These rural areas have fewer residents per square mile compared to more urbanized parts of the state.
Based on population Birmingham is the largest city in Alabama with a population of 212,237 per the 2010 U.S. census.