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The mean center of the United States population is determined by the United States Census Bureau from the results of each national census. The Bureau defines it as follows: The concept of the center of population as used by the U.S. Census Bureau is that of a balance point.
In the United States, a metropolitan statistical area (MSA) is a geographical region with a relatively high population density at its core and close economic ties throughout the region. [ 1 ] [ 2 ] Such regions are not legally incorporated as a city or town would be and are not legal administrative divisions like counties or separate entities ...
The mean center, or centroid, is the point on which a rigid, weightless map would balance perfectly, if the population members are represented as points of equal mass. Mathematically, the centroid is the point to which the population has the smallest possible sum of squared distances .
The United States federal government defines and delineates the nation's metropolitan areas for statistical purposes, using a set of standard statistical area definitions. As of 2023, the U.S. Office of Management and Budget (OMB) defined and delineated 393 metropolitan statistical areas (MSAs) and 542 micropolitan statistical areas (μSAs) in the United States and Puerto Rico. [1]
Map of the Position of the U.S. Geographic Center of Area, Mean Center of Population, and Median Center of Population, 2020 (U.S. Census Bureau) [1] The geographic center of the United States is a point approximately 20 miles (32 km) north of Belle Fourche , South Dakota at 44°58′2.07622″N 103°46′17.60283″W / 44.9672433944°N ...
Under the law, the Immigration and Nationality Act of 1965, [127] the number of first-generation immigrants living in the United States has increased, [128] from 9.6 million in 1970 to about 38 million in 2007. [129] Around a million people legally immigrated to the United States per year in the 1990s, up from 250,000 per year in the 1950s. [130]
Median center of United States population Topics referred to by the same term This disambiguation page lists articles associated with the title Center of the United States .
The United States Office of Management and Budget (OMB) has defined 925 core-based statistical areas (CBSAs) for the United States and 10 for Puerto Rico. [1] The OMB defines a core-based statistical area as one or more adjacent counties or county equivalents that have at least one urban core area of at least 10,000 population, plus adjacent territory that has a high degree of social and ...