Work with interactive mapping tools from across the Census Bureau.
Read briefs and reports from Census Bureau experts.
Watch Census Bureau vignettes, testimonials, and video files.
Read research analyses from Census Bureau experts.
Developer portal to access services and documentation for the Census Bureau's APIs.
Explore Census Bureau data on your mobile device with interactive tools.
Find a multitude of DVDs, CDs and publications in print by topic.
These external sites provide more data.
Download extraction tools to help you get the in-depth data you need.
Explore Census data with interactive visualizations covering a broad range of topics.
Information about the U.S. Census Bureau.
Information about what we do at the U.S. Census Bureau.
Learn about other opportunities to collaborate with us.
Explore the rich historical background of an organization with roots almost as old as the nation.
Explore prospective positions available at the U.S. Census Bureau.
Information about the current field vacancies available at the U.S. Census Bureau Regional Offices.
Discover the latest in Census Bureau data releases, reports, and events.
The Census Bureau's Director writes on how we measure America's people, places and economy.
Find interesting and quirky statistics regarding national celebrations and major events.
Find media toolkits, advisories, and all the latest Census news.
See what's coming up in releases and reports.
As the United States expanded and cities grew, there was a need to have accurate maps to locate where people lived and new concepts to classify patterns of settlement. Over the decades new terms such as urban areas, metropolitan areas, census county divisions, and census tracts were added to the list of Census Bureau geographic entities.
With new housing developments and suburbs springing up after World War II, new procedures and mechanisms were needed to help the U.S. Census Bureau map and keep track of annexations and other boundary changes.
As the demand for more accurate and up-to-date statistics grew, so too did the need to represent that information in an easy to understand format such as thematic maps.
Today, the Census Bureau is recognized as an expert in the field of cartography, conducting geographic programs and producing maps that are vital to the nation's politics, commerce, and development. Examples of these programs and cartographic products include:
For more information: