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There are 3,144 counties and county-equivalents in the United States. The source of the data is the U.S. Census Bureau and the data is current as of the indicated year. Independent cities are considered county-equivalent by the Census Bureau.
Before the American Civil War, the wealthiest counties were primarily located in Louisiana and Mississippi, because of the high number of enslaved people, who were not included in the population. [1]
Loudoun County, Virginia, a suburb of Washington, D.C., is the highest-income county by median household income. Another Washington, D.C. suburb, Arlington County, Virginia, ranked as the highest-income county by median family income as of 2013. [2]
The chart below depicts the 100 highest income counties in the United States by median household income according to the 2020 United States census. [3] Virginia has the most counties in the top 100 with 18. It is followed by California with 11; Maryland with 10; New Jersey with nine; New York and Texas with six each; Illinois with five; Colorado, Massachusetts, and Minnesota with four each; Ohio and Pennsylvania with three each; Georgia, Indiana, Utah, and Washington with two each; and Connecticut, Washington, D.C., Iowa, Kansas, Kentucky, New Hampshire, New Mexico, Tennessee, and Wisconsin with one each.
For more detailed lists of rankings of counties and places in the individual states, see the following pages:
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The list of state parks in the United States are listed by individual state.
This is a list of lists of U.S. state prisons (2010) :
The territory of the United States and its overseas possessions has evolved over time, from the colonial era to the present day. It includes formally organized territories, proposed and failed states, unrecognized breakaway states, international and interstate purchases, cessions, and land grants, and historical military departments and administrative districts. The last section lists informal regions from American vernacular geography known by popular nicknames and linked by geographical, cultural, or economic similarities, some of which are still in use today.
These are lists of school districts in the United States
The following is a set–index article, providing a list of lists, for the cities, towns and villages within the jurisdictional United States. It is divided, alphabetically, according to the state, territory, or district name in which they are located.
The following are lists of U.S. counties by various criteria.
In the United States, the first full week of September is designated National Blood Donation Week. Established in 2016, the week United States is to hold individual state blood donation days. This serves to assist blood banks all over the country to keep their shelves full and to raise awareness of the continual need to donate blood and blood products. The final day of the week holds most of the states' blood donation days, and is known as National Blood Donation Day.
National Blood Donation Day comes each year on September 4. It is an observance and campaign that highlights the need for blood. Multiple states throughout the United States have their state blood donation day on this same day uniting the country in its effort to keep blood banks and hospitals stocked.
The 119th United States Congress is the next meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It is scheduled to meet in Washington, D.C., from January 3, 2025, to January 3, 2027, during the final weeks of the first term of Joe Biden's presidency, and the first two years of the presidential term that will occur following the 2024 United States presidential election. The elections of November 2024 will decide control of both houses.
