LA County.
The cities in California with the largest population are Los Angeles, San Diego, San Jose, San Francisco and Fresno. The counties in California with the largest population are Los Angeles County, San Diego County, Orange County, Riverside County and San Bernardino County.
San Bernardino county is the largest county in California.
San Bernardino by size, LA county by population, San Francisco County by population density.The county of San Bernardino is the largest county in California. It has a population of just over two million in a 20,105 square mile area.
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, which encompasses the city of Indianapolis, has the largest population in Indiana.
The largest incorporated city is Huron, California. 98.27% Hispanic. The largest city, 1,000,000+ population, is San Antonio, Texas. 58.66% Hispanic The major city is Santa Ana, California. 76% Hispanic.
By population it is Los Angeles County, California (10 million +) and by area it is San Bernardino County, California (21,000 square miles). The largest "county equivalent" by area is Yukon-Koyukuk Census Area in Alaska (147,805 square miles). It is part of Alaska's Unorganized Borough and has no county seat. Its population is less than 6000.
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).
St. Louis County is the largest county by population in Missouri, with over 1 million residents.
Shelby is the largest county in Tennessee based on both population and on area. As of the 2010 census, Shelby County had a population of 927,644. Davidson County is the second largest county in Tennessee with a population of 569,891.
Nye County, population 38,180, is the second largest county in the United States!
San Jose, California is the county seat of Santa Clara County, the third-largest city by population in California, and the tenth-largest city by population in the United States. Part of the area known as Silicon Valley, it is known for its high concentration of high-tech companies.