Click icons for maps State Redistricting Completed Seats Gained or Lost Districts in 2012 Map drawn by Voting Rights Act preclearance required? Active case pending?
Louisiana Louisiana Apr 14, 2011 -1 6 State legislature (R)
Yes; precleared
Aug. 1, 2011
 
Arkansas Arkansas Apr 14, 2011 0 4 State legislature (D)
N
 
Iowa Iowa Apr 19, 2011 -1 4 State legislature (split)
N
 
Missouri Missouri May 04, 2011 -1 8 State legislature (R)
N
 
Indiana Indiana May 10, 2011 0 9 State legislature (R)
N
 
Oklahoma Oklahoma May 10, 2011 0 5 State legislature (R)
N
 
Nebraska Nebraska May 26, 2011 0 3 State legislature (nonpartisan)
N
 
Alabama Alabama Jun 08, 2011 0 7 State legislature (R)
Yes; precleared
Nov. 21, 2011
 
Illinois Illinois Jun 24, 2011 -1 18 State legislature (D)
N
 
Oregon Oregon Jun 30, 2011 0 5 State legislature (split)
N
 
North Carolina North Carolina Jul 27, 2011 0 13 State legislature (R)
Yes; precleared
Nov. 1, 2011
 
South Carolina South Carolina Aug 01, 2011 1 7 State legislature (R)
Yes; precleared
Oct. 28, 2011
 
Michigan Michigan Aug 09, 2011 -1 14 State legislature (R)
Yes; precleared
Feb. 28, 2012
 
Wisconsin Wisconsin Aug 09, 2011 0 8 State legislature (R)
N
 
California California Aug 15, 2011 0 53 Independent commission
Yes; precleared
Jan. 17, 2012
 
West Virginia West Virginia Aug 18, 2011 0 3 State legislature (D)
N
 
Georgia Georgia Sep 06, 2011 1 14 State legislature (R)
Yes; precleared
Dec. 23, 2011
 
Hawaii Hawaii Sep 26, 2011 0 2 Bipartisan politician commission
N
 
Maine Maine Sep 28, 2011 0 2 State legislature (R)
N
 
Idaho Idaho Oct 18, 2011 0 2 Independent commission
N
 
Maryland Maryland Oct 20, 2011 0 8 State legislature (D)
N
 
Utah Utah Oct 20, 2011 1 4 State legislature (R)
N
 
Nevada Nevada Oct 27, 2011 1 4 Court
N
 
Massachusetts Massachusetts Nov 21, 2011 -1 9 State legislature (D)
N
 
Colorado Colorado Dec 05, 2011 0 7 Court
N
 
Ohio Ohio Dec 15, 2011 -2 16 State legislature (R)
N
 
Pennsylvania Pennsylvania Dec 22, 2011 -1 18 State legislature (R)
N
 
New Jersey New Jersey Dec 23, 2011 -1 12 Bipartisan political commission
N
 
New Mexico New Mexico Dec 29, 2011 0 3 Court
N
 
Mississippi Mississippi Dec 30, 2011 0 4 Court
Not required since court drew map
 
Tennessee Tennessee Jan 26, 2012 0 7 State legislature (R)
N
 
Arizona Arizona Jan 17, 2012 1 9 Independent commission
Yes; precleared
April 9, 2012
 
Virginia Virginia Jan 25, 2012 0 11 State legislature (split)
Yes; precleared
Mar. 14, 2012
 
Washington Washington Feb 07, 2012 1 10 Independent commission
N
 
Rhode Island Rhode Island Feb 08, 2012 0 2 State legislature (D)
N
 
Kentucky Kentucky Feb 10, 2012 0 6 State legislature (split)
N
 
Connecticut Connecticut Feb 10, 2012 0 5 Court
N
 
Florida Florida Feb 16, 2012 2 27 State legislature (R)
Yes; precleared
Apr. 30, 2012
 
Minnesota Minnesota Feb 21, 2012 0 8 Court
N
 
Texas Texas Feb 28, 2012 4 36 Court
Yes; awaiting preclearance
 
New York New York Mar 19, 2012 -2 27 Court
N
 
New Hampshire New Hampshire Apr 23, 2012 0 2 State legislature (R)
Yes; awaiting preclearance
 
Kansas Kansas Not yet completed 0 4