Thematic maps are data maps of a specific subject or for a specific purpose. Statistical thematic maps include a variety of different map types such as choropleth or shaded maps, dot maps, proportional symbol maps, and isarithmic maps. Special purpose maps generally concentrate on a single theme, such as the Centers of the Population Centers of the U.S. between 1790 and 2000.
The Census of Agriculture is conducted every 5 years in years ending with 2 and 7. Since 1997, it has been conducted by the U.S. Department of Agriculture. For 1992 and earlier years, it was conducted by the U.S. Census Bureau. The maps below are from the 1992 Census of Agriculture:
Maps of the mean and median centers of population from the 2010 Census are available on our Centers of Population page. The centers of population from Census 2000 can be found by following the link under Centers of Population from Previous Censuses.
The U.S. Census Bureau's 2010 Census Profile maps present a graphic overview of selected demographic information from the 2010 Census of Population and Housing. In addition to a population density map, each page includes a pie chart showing percent of total population by race, a population pyramid, and a bar chart illustrating housing occupancy rates. The map series consists of one page-sized map for each state in the United States, the District of Columbia, and Puerto Rico, as well as a national map.2010: