What Is Population Density?
Population density refers to the number of people living in a given area. It is calculated by dividing the total population of a region by the area of that region. Population density is typically measured in people per square kilometer, though it can also be measured in people per square mile. For example, if a region has a population of 100 and an area of 10 square kilometers, then its population density would be 10 people per square kilometer.
Density By County
When looking at population density by county, the United States is divided into 3,141 counties. These counties vary greatly in population density, with some areas seeing much higher population densities than others. For example, Los Angeles County in California has a population density of 2,819 people per square kilometer, while Loving County in Texas has a population density of just 2 people per square kilometer.
Density By State
When looking at population density by state, the United States can be divided into 50 states. The states vary greatly in population density, with some states seeing much higher population densities than others. For example, New Jersey has a population density of 1,209 people per square kilometer, while Wyoming has a population density of just 5 people per square kilometer. It is important to note that population density does not always directly correspond to population size. For example, California has the highest population density of any state, but it is not the most populous state.
Factors Impacting Population Density
A variety of factors can impact population density. These factors include climate, geography, resources, and infrastructure. Climate can have a strong influence on population density, as areas with mild climates are often more attractive to people than areas with more extreme climates. Geography can also play a role in population density, as some areas may be more difficult to access than others. In addition, the availability of resources such as water, food, and energy can impact population density. Finally, infrastructure can also have an effect on population density. Areas with better infrastructure are often more attractive to people, as they can offer better access to services such as healthcare and education.
The Most Densely Populated Counties
The five most densely populated counties in the United States in 2020 are New York County (Manhattan) in New York, Kings County (Brooklyn) in New York, Philadelphia County in Pennsylvania, Cook County in Illinois, and Santa Clara County in California. These five counties are all located in major metropolitan areas, and have populations densities of over 15,000 people per square kilometer. In comparison, the least densely populated county in the United States is Loving County in Texas, which has a population density of just 2 people per square kilometer.
The Least Densely Populated Counties
The five least densely populated counties in the United States in 2020 are Loving County in Texas, Kittson County in