Maps and Data of the 2010 Redistricting Cycle



More information is available in the writeup for each state -- just click on the state's name.

Michael McDonald also has links for some states, disaggregating recent election results to census blocks
(these block results can be reaggregated using the block files below to compile "results" for the new districts).

 

State State Senate files State House files
Alabama Awaiting preclearance Awaiting preclearance
Alaska
     (interim 2012)

     (2014)

WWW

WWW

PDF

PDF

ESRI

ESRI

Google

 
 
WWW

WWW

PDF

PDF

ESRI

ESRI

Google

 
 
Arizona WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Arkansas WWW PDFESRIGoogle Block WWW PDFESRI Google Block
California WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Colorado WWW PDFESRIGoogle   WWW PDFESRI Google  
Connecticut WWW PDFESRIGoogle   WWW PDFESRI Google  
Delaware WWW  ESRIGoogle   WWW  ESRI Google  
Florida WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Georgia WWW
(2012)
PDF
(2012)
ESRI
(2012)
Google
(2012)
Block
(2012)
WWW PDF ESRI Google Block
Hawaii WWW PDFESRIGoogle   WWW PDFESRI Google  
Idaho WWW PDFESRIGoogle   WWW PDFESRI Google  
Illinois WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Indiana WWW PDFESRIGoogle   WWW PDFESRI Google  
Iowa WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Kansas WWW PDFESRIGoogle   WWW PDFESRI Google  
Kentucky WWW PDF ESRI WWW PDF ESRI
Louisiana WWW PDFESRIGoogle   WWW PDFESRI Google  
Maine PDF PDF
Maryland WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Massachusetts WWW PDFESRIGoogle   WWW PDFESRI Google  
Michigan WWW PDFESRI Google   WWW PDFESRI Google  
Minnesota WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Mississippi WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Missouri WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Montana WWW ESRIGoogle Block WWW ESRI Google Block
Nebraska WWW PDFESRIGoogle Unicameral legislature
Nevada WWW PDFESRIGoogle Block WWW PDFESRI Google Block
New Hampshire WWW PDFESRIGoogle   WWW PDFESRI    
New Jersey WWW PDFESRIGoogle   WWW PDFESRI Google  
New Mexico WWW PDFESRIGoogle Block WWW PDFESRI Google Block
New York WWW PDFESRIGoogle Block WWW PDFESRI Google Block
North Carolina WWW PDFESRIGoogle Block WWW PDFESRI Google Block
North Dakota WWW PDFESRIGoogle   WWW PDFESRI Google  
Ohio WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Oklahoma WWW PDF ESRI Google   WWW PDF ESRI Google  
Oregon WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Pennsylvania
WWW
(2014)
PDF
(2014)
ESRI
(2014)
Google
(2014)
  WWW
(2014)
PDF
(2014)
ESRI
(2014)
Google
(2014)
 
Rhode Island WWW PDF     WWW PDF     
South Carolina WWW PDFESRIGoogle Block WWW PDFESRI Google Block
South Dakota WWW PDF ESRI Google   WWW PDF ESRI Google  
Tennessee WWW PDFESRIGoogle   WWW PDFESRI Google  
Texas
     (interim 2012)

     (2014)

WWW

WWW

PDF

PDF

ESRI

ESRI

Google

Google

Block

Block

WWW

WWW

PDF

PDF

ESRI

ESRI

Google

 

Block

Block
Utah WWW  ESRIGoogle   WWW  ESRI Google  
Vermont WWW PDFESRIGoogle Block WWW PDFESRI Google Block
Virginia WWW  ESRIGoogle Block WWW  ESRI Google Block
Washington WWW PDFESRIGoogle Block WWW PDFESRI Google Block
West Virginia WWW PDFESRIGoogle   WWW PDFESRI Google  
Wisconsin WWW PDFESRI Google   WWW PDFESRI Google  
Wyoming WWW PDFESRIGoogle Block WWW PDFESRI Google Block

Congress State legislature   Maps & Data   States      
     Current status      Current status            Alabama      Indiana      Nebraska      South Carolina
     Timing      Timing            Alaska      Iowa      Nevada      South Dakota
     Authority      Authority   Litigation        Arizona      Kansas      New Hampshire      Tennessee
          Institution           Institution            Arkansas      Kentucky      New Jersey      Texas
          Party control           Party control            California      Louisiana      New Mexico      Utah
     Criteria      Criteria   Reform        Colorado      Maine      New York      Vermont
               Connecticut      Maryland      North Carolina      Virginia
               Delaware      Massachusetts      North Dakota      Washington
               Florida      Michigan      Ohio      West Virginia
         Georgia      Minnesota      Oklahoma      Wisconsin
Overview of redistricting     Further resources        Hawaii      Mississippi      Oregon      Wyoming
Why it matters Redistricting criteria        My work        Idaho      Missouri      Pennsylvania  
Public engagement Preclearance        Tools        Illinois      Montana      Rhode Island