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Decennial Census of Population and Housing
Decennial Census of Population and Housing
The U.S. census counts each resident of the country, where they live on April 1, every ten years ending in zero. The Constitution mandates the enumeration to determine how to apportion the House of Representatives among the states.
News
U.S. Census Bureau Releases 2020 Undercount and Overcount Rates by State and the District of Columbia
The U.S. Census Bureau released the 2020 Census estimated undercount and overcount rates by state and the District of Columbia from the PES.
La Oficina del Censo de los EE. UU. publica las tasas de subcoteos y sobreconteos del 2020 por estado y en el Distrito de Columbia
Oficina del Censo publica tasas estimadas de subconteos y sobreconteos del 2020 por estado y en D. C., según la Encuesta de la Fase Posterior a la Enumeración.
Census Bureau to Release 2020 Post-Enumeration Survey Results
The U.S. Census Bureau will release the results from the 2020 Post-Enumeration Survey (PES) for the 50 states and District of Columbia on May 19.
Data
A Discussion on the Latest 2020 Post-Enumeration Survey Results
Join us for a presentation on the latest Post-Enumeration Survey data showing which states have an undercount or overcount of their total population.
Decennial Census (2020, 2010, 2000)
Population data by sex, age, race, Hispanic origin and more. Housing data by occupancy, vacancy status, and tenure. Highest geographic resolution (all levels).
Section 203 Determinations Public Use Dataset
View and download the 2021 Section 203 Determinations datasets
Publications
Developing Public-Facing Language Products
This guide shares detailed information about the best practices implemented for the 2020 Census by the Census Bureau.
Disclosure Avoidance for the 2020 Census: An Introduction
In this handbook, the U.S. Census Bureau’s Disclosure Avoidance System is described in the context of the 2020 Census Redistricting Data Summary File.
Strength in Numbers: A Guide to the 2020 Census Redistricting Data
This brochure explains where census numbers come from and the role they have in the way states redraw the boundaries of their legislative districts.
Visualizations
Fastest-Growing Cities From July 2020 to July 2021
Cities with populations of 50,000 or more.
Asian American, Native Hawaiian and Pacific Islander Heritage Month
Population and percent change between 2010 and 2020.
2020 Post-Enumeration Survey
Use this interactive visualization to view undercount and overcount estimates for states and the District of Columbia (a state equivalent).
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