Redistricting Data Program
Redistricting Data Program
Written by:
Redistricting & Voting Rights Data Office (rdo@census.gov or 301-763-4039)
Data
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Redistricting Data Program Congressional DistrictsFebruary 03, 2023Guidance and access to information about congressional districts and congressional district products.
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Redistricting Data Program State Legislative DistrictsFebruary 06, 2023Guidance and access to information about state legislative districts and state legislative district products.
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Decennial Census P.L. 94-171 Redistricting Data Summary FilesNovember 29, 2023Includes the official data, documentation, and support materials to assist in accessing P.L. 94-171 Redistricting Data.
Program Information
Explaining the 2020 Census Redistricting Data
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Strength in Numbers: A Guide to the 2020 Census Redistricting DataSeptember 16, 2021This brochure explains where census numbers come from and the role they have in the way states redraw the boundaries of their legislative districts.
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2020 Census Redistricting Data Product Frequently Asked QuestionsAugust 05, 2021Information on plans to release the 2020 Census P.L. 94-171 Redistricting Data Summary Files.
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Disclosure Avoidance ModernizationAll 2020 Census data products (with the exception of the apportionment data) will be protected with a new, modernized disclosure avoidance system.
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What to Consider if You Find an Unexpected Census ResultDecember 30, 2021Overall, 2020 Census redistricting data are comparable to population benchmarks. If you find a result you did not expect, there are several things to consider.
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Disclosure Avoidance for the 2020 Census: An IntroductionNovember 02, 2021In this handbook, the U.S. Census Bureau’s Disclosure Avoidance System is described in the context of the 2020 Census Redistricting Data Summary File.
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Redistricting Data — A Primer and HistoryOctober 26, 2023This document is a reference guide to the data the Census Bureau provides to states and other jurisdictions for their redistricting efforts.
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America Counts Story8.2 Million People Counted at U.S. Group Quarters in the 2020 CensusAugust 12, 2021The 2020 Census data released today provide counts of the group quarters population down to the block level for the first time in a decade.
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America Counts StoryImproved Race, Ethnicity Measures Show U.S. is More MultiracialAugust 12, 2021Today’s release of 2020 Census data provides a new snapshot of the racial and ethnic composition of the country.
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America Counts StoryWhat Do We Know About the Quality of 2020 Census Redistricting Data?August 12, 2021To assess the quality of the redistricting data released today, we compared 2020 Census to key data benchmarks.
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America Counts StoryGrowth in Housing Units Slowed in the Last DecadeAugust 12, 2021The 2020 Census results released today provide a count of vacant and occupied housing units across the nation.
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America Counts StoryMore Than Half of U.S. Counties Were Smaller in 2020 Than in 2010August 12, 2021The U.S. Census Bureau today released the first 2020 Census population counts for counties, metropolitan and micropolitan statistical areas, and cities.
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America Counts Story2020 U.S. Population More Racially, Ethnically Diverse Than in 2010August 12, 20212020 Census results released today allow us to measure the nation’s racial and ethnic diversity and how it varies at different geographic levels.
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America Counts StoryAdult Population Grew Faster Than Total Population From 2010 to 2020August 12, 2021The first detailed results of the 2020 Census released today show a nationwide shift in the age makeup of the U.S. population from 2010 to 2020.
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Random Samplings BlogUsing Demographic Benchmarks to Help Evaluate 2020 Census ResultsNovember 09, 2021One of the primary methods of evaluating the quality of a census is comparing the results to other population benchmarks.
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Random Samplings BlogThe Census Geocoder - Group Quarters AssistanceAugust 10, 2021People living in group quarters, such as nursing homes, military barracks, and college/university student housing, are among the unique populations counted in the 2020 Census.
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Data ToolQuickFactsQuickFacts provides frequently requested Census Bureau information at the national, state, county, and city level.
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Data ToolExplore Census DataThis new platform on data.census.gov is based on overwhelming feedback to streamline the way you get data and digital content from Census Bureau.
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Press ReleaseCensus Bureau Releases 2023 CRE and Natural Hazard Risk Ranking TablesJanuary 30, 2025The U.S. Census Bureau today released the 2023 Community Resilience Estimates (CRE), which highlight socially vulnerable areas in the United States.
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Press ReleaseCensus Bureau Releases 119th Congress Block Equivalency FilesAugust 15, 2024These files are the whole 2020 Census tabulation block representations of the 119th Congressional District plans.
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Press ReleaseБюро переписи предоставляет информацию о разрешении вопросов подсчетаDecember 15, 2021Бюро переписи населения США отправило государственным должностным лицам информацию об операции по разрешению вопросов подсчета в рамках Переписи населения 2020.
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Press ReleaseBiwo Resansman an Bay Enfòmasyon sou Rezolisyon Kesyon Konte aDecember 15, 2021Jodi a Biwo Resansman Etazini voye bay fonksyonè gouvènman elijib yo yon imel ak enfòmasyon sou pran pa nan Operasyon Rezolisyon Kesyon Konte Resansman 2020 an.
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VisualizationGrowing in NumbersSeptember 13, 2024The Hispanic population reached 62.1 million in 2020, increasing by over 11.6 million in a decade.
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VisualizationCada vez más numerososSeptember 13, 2024La población hispana llegó a los 62.1 millones de personas en el 2020, con lo que aumentó más de 11.6 millones en una década.
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Visualization2020 Census: Percent Change in County Population: 2010 to 2020August 12, 2021Percent change in county population.
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Visualization2020 Census: Racial and Ethnic Diversity Index by StateAugust 12, 2021The Diversity Index tells us the chance that two people chosen at random will be from different racial and ethnic groups.
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VisualizationRacial and Ethnic Diversity in the U.S.: 2010 Census and 2020 CensusAugust 12, 2021We use the Diversity Index (DI) to measure the probability that two people chosen at random will be from different race and ethnicity groups.
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VisualizationThe U.S. Adult and Under-Age-18 Populations: 2020 CensusAugust 12, 2021View the percentage of the population that was aged 18 and over in 2020 for your state.
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VisualizationRace and Ethnicity in the United States: 2010 Census and 2020 CensusAugust 12, 2021View how race and ethnicity have changed by state from the 2010 Census and 2020 Census.
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Visualization2020 Census Demographic Data Map ViewerAugust 12, 2021The 2020 Census Demographic Data Map Viewer is web map application that includes state, county, and tract-level data from the 2020 Census.
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VisualizationMeasurement of Race and Ethnicity Across the Decades: 1790–2020August 03, 2021This interactive timeline captures the race and ethnicity categories used in the U.S. decennial census in every decade from 1790 to 2020.
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Page Last Revised - March 7, 2025