Redistricting Functions

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Montgomery County Redistricting Commission Clarifies Use of “Draft Maps”

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Statement from Montgomery County's Commission on Redistricting Chair Cordier about redistricting maps and ongoing deliberations For Immediate Release: Friday, July 23, 2021 Rockville, Md., July 23, 2021—At the July 14…

Census Data and Geography, DATA and TECHNOLOGY, FEATURES, VIDEOcensus, census 2020, dataindepth, redistricting data, U.S. Census Bureau

VIDEO: Accessing 2020 Census Redistricting Data from the Legacy Format Summary Files (U.S. Census Bureau)

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This video will demonstrate how to import the “2020 Census Redistricting Data - Legacy Format Summary Files,” and then extract familiar tables for specific data and geography. https://www.youtube.com/watch?v=dz9117G8BsU

Census Data and Geography, DATA and TECHNOLOGY, LATEST, NEWS, Redistrictingcensus, census 2020, dataindepth, differential privacy, national, U.S. Census Bureau

Census Bureau Moves Up Release of Demonstration Data to Coincide with August Redistricting Data Release

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Press Release (July 22, 2021): In response to stakeholder input about the value of earlier access to demonstration data that feature the 2020 Census Disclosure Avoidance System’s chosen production settings,…

FEATURES, Redistricting, Redistricting PrisonersAnalysis, lpstatelaw, policyindepth, Prison gerrymandering, prisoner reallocation, prisoners

Time.com Article Lays Out the Case for Prison Gerrymandering Reform

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Prison Gerrymandering is more an act of omission than commission in that it occurs as a result of the redistricting process unless a jurisdiction acts to reverse it. In the…

NEWS, Partisan Gerrymandering, Redistricting, Redistricting GerrymandersAnalysis, dataindepth, events, Monte Carlo, national, North Carolina, northcarolina

Duke University Prof. Will Discuss “Monte Carlo” Sampling Method for Fair Redistricting Maps

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Monte Carlo sampling is generally a numerical method of solving mathematical problems through random sampling. When applied to redistricting, many academics advocate its use either to ferret out extreme gerrymandering or to produce…

Case Updates, Casedocs, LATEST, LAW, NEWS, Race in Redistricting, Redistricting, Redistricting Litigation, Redistricting Race RulesArizona, CASEDOCS, national

Supreme Court Upholds Arizona Voting Laws Against Sec. 2 Voting Rights Challenge in Brnovich

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The U.S. Supreme Court issued its opinion today overturning a lower court's decision striking down two Arizona voting laws under Section 2 of the Voting Rights Act of 1965. The…

Case Updates, Casedocs, LATEST, LAW, NEWS, Redistricting, Redistricting LitigationAlabama, census, census 2020, differential privacy, lawindepth, national, U.S. Census Bureau

Federal Court Rejects Alabama’s Census Lawsuit

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An Alabama federal district court has rejected the State of Alabama's lawsuit requesting that the U.S. Census Bureau refrain from using the differential privacy method to modify individual census responses…

Case Updates, Casedocs, NEWS, Redistricting, Redistricting Equal Population, Redistricting Functions, Redistricting LitigationIllinois, lawindepth, lpequalpro, STATENEWS

MALDEF Challenges Democratic Drawn Illinois State Legislative Map Citing Legislature’s Use of Census Survey Data

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The Mexican American Legal Defense Fund has sued in federal court after the Illinois legislature passed and the governor enacted a state legislative district map drawn using 5 yr census…

Case Updates, Casedocs, Equal Protection, LAW, NEWS, Redistricting, Redistricting Equal Population, Redistricting LitigationIllinois, lawindepth, lpequalpro, STATENEWS

Illinois Minority Leaders Challenge State Legislative Map Drawn with Census Survey Data

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On June 4, Democratic Governor J.B. Pritzker signed a state legislative district map drawn and approved by the Democratic majority in the legislature. The Senate and House minority leaders have…

Census Data and Geography, DATA and TECHNOLOGY, LATEST, NEWS, Redistricting, Redistricting Functionscensus, census 2020, dataindepth, differential privacy, national, redistricting data, U.S. Census Bureau

Census Bureau Sets Key Parameters to Protect Privacy in 2020 Census Results

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The Census Bureau announced today the final framework for implementing its privacy algorithm (aka "disclosure avoidance or "differential privacy") on the 2020 census data. The specific settings (indicated below) determine…