Posse Comitatus Act and offered essential review and guidance. The Combined Arms Research Library (CARL) at Fort Leavenworth was also a crucial asset in this endeavor.
Including those, there are 3,077 counties in the US, an average of 62 counties per state. The state with the fewest counties is Delaware (three), and the state with the most is Texas (254). In many states, counties are subdivided into townships or towns and may contain other independent, self-governing municipalities.
Population of US Counties. The database below shows the 2000 and 2010 populations of each of the 3,221 counties in the United States. 1  Select State: 2  Text Search.