Harris County.
In terms of population the largest is Nairobi, the smallest Lamu county. In terms of size the largest is Turkana County about 77000 km2 the smallest Mombasa
Mecklenburg County is the second largest county in North Carolina, in terms of population and size. It is home to the city of Charlotte, which is the largest city in the state.
California with about 38,000,000, then Texas with about 25,000,000.
In terms of population the 4 largest counties in Colorado are:El Paso - 622,263Denver - 600,158Arapahoe - 572,003Jefferson - 534,543In terms square miles it is:Las Animas - 4,773Moffat - 4,743Weld - 3,987Mesa - 3,329
That would be Multnomah county, though smallest in area of the 36 Oregon counties, it is the most populous as its county seat, Portland, is the state's largest city. In 2010, the county had a population of 735,334.
The largest county in New Jersey is Burlington
The largest county in North Carolina by area is Cherokee County, covering approximately 456 square miles. It is followed by Avery County, which spans about 247 square miles, and then by Watauga County at around 313 square miles. However, in terms of population, Mecklenburg County is the largest, while Tyrrell County is the smallest.
California in terms of area, New York in terms of population.
The largest county in Delaware is Sussex County, in terms of both land area and population. It is located in the southern part of the state and includes popular beach towns like Rehoboth Beach and Bethany Beach.
Houston is the largest city in Texas in terms of area, measuring 601.7 square miles. Its city population is also the fourth largest in the United States.
With a population of about 82 million Germany is the largest country in the European Union in terms of population.
According to zip-codes.com in terms of population, San Bernardino County, California, has 1,709,434 population while Coconino County, Arizona, only has 116,320 population. In terms of area San Bernardino County California is the largest county in the United States although Alaska does have four districts that are larger. San Bernardino County is larger than nine of the US States and its population exceeds the total population of North Dakota, Vermont and Wyoming combined.