Maricopa.
Maricopa County.
Maricopa county
Maricopa is the largest in population. Coconino County is the largest in area and the County Seat is Flagstaff.
Maricopa County in Arizona has the highest population in the state. As of the 2020 Census, Maricopa County had a population of over 4.5 million people, making it the most populous county in Arizona. Its county seat is Phoenix, which is also the state capital and largest city in Arizona.
Navajo County, AZ is the 9th largest of the 15 counties in the state of Arizona. As of the most recent census, the population of Navajo County was 107,322.
New York's largest county by population is Kings County. At the 2010 Census, the population of Kings County was 2,504,700. The second largest county is Queens County with a population of 2,230,722.
Marion County has the largest population in Indiana.
Based on population, Tucson is the second largest city in Arizona. Tucson's population was 520,116 per the 2010 U.S. census. Phoenix is the largest city in Arizona with population of 1,445,632 per the 2010 U.S. census.
Maricopa County is the largest county in Arizona by both population and land size. As of the latest data, it has a population exceeding 4 million residents, making it the most populous county in the state and the fourth most populous in the United States. In terms of land area, Maricopa County covers approximately 9,224 square miles, which encompasses a diverse range of urban and rural landscapes.
SIZE: The largest Minnesota county by size is St. Louis County (6,226 square miles). POPULATION: The largest Minnesota county by population is Hennepin County (population of 1,116,200).
The largest county in New Mexico is Catron County, with 6,928 square miles of space.
The largest county in Missouri by population is st. Louis