Included in this national census are questions about race, income, ancestry, education, lifestyle, religion, and more. This is important to the US government so it can better plan for the present and future needs of its citizenry. The census maps at this site show the general make-up of the population in the Washington, DC area. Circles of various sizes and colors are used on the maps to present the data. Map collections cover Population and Race, Ancestry and Nationality, Income and Poverty, and Adult Education Attainment.
Maps show either percent or absolute numbers.