Party Flips2008 → 2012
Counties That Flipped in 2012
Barack Obama vs Mitt Romney
213 counties changed parties between 2008 and 2012—194 flipped Republican and 19 flipped Democratic.
194
Flipped to Republican
19
Flipped to Democratic
Flipped Republican (194)
Boone County, West Virginia
WV
R+42.2
swing
D+10.7→R+31.5
McDowell County, West Virginia
WV
R+38.4
swing
D+8.5→R+29.9
Webster County, West Virginia
WV
R+33.0
swing
D+5.4→R+27.5
Gallatin County, Illinois
IL
R+31.1
swing
D+13.1→R+18.0
Wolfe County, Kentucky
KY
R+25.0
swing
D+2.9→R+22.1
Menifee County, Kentucky
KY
R+21.6
swing
D+4.9→R+16.8
Calhoun County, Illinois
IL
R+21.5
swing
D+7.5→R+14.0
Vermillion County, Indiana
IN
R+20.7
swing
D+13.9→R+6.8
Rosebud County, Montana
MT
R+20.5
swing
D+4.0→R+16.5
Salt Lake County, Utah
UT
R+20.3
swing
D+0.1→R+20.2
Elk County, Pennsylvania
PA
R+20.2
swing
D+4.3→R+15.9
Summit County, Utah
UT
R+19.9
swing
D+15.3→R+4.6
Washington County, Missouri
MO
R+19.1
swing
D+0.1→R+19.0
Cambria County, Pennsylvania
PA
R+18.7
swing
D+0.7→R+18.0
Mountrail County, North Dakota
ND
R+18.6
swing
D+2.4→R+16.2
Cass County, Michigan
MI
R+17.8
swing
D+4.1→R+13.6
Iron County, Missouri
MO
R+17.3
swing
D+2.8→R+14.5
Ste. Genevieve County, Missouri
MO
R+17.1
swing
D+14.1→R+3.0
Macoupin County, Illinois
IL
R+16.9
swing
D+9.8→R+7.0
Montgomery County, Illinois
IL
R+16.8
swing
D+2.6→R+14.1
Clark County, Wisconsin
WI
R+16.5
swing
D+7.5→R+9.0
Monroe County, Ohio
OH
R+16.5
swing
D+9.2→R+7.4
Braxton County, West Virginia
WV
R+16.5
swing
D+1.4→R+15.1
Kewaunee County, Wisconsin
WI
R+16.4
swing
D+11.0→R+5.4
Jackson County, Tennessee
TN
R+16.3
swing
D+0.9→R+15.4
Towner County, North Dakota
ND
R+16.1
swing
D+7.1→R+9.1
Miner County, South Dakota
SD
R+16.1
swing
D+2.3→R+13.8
Wood County, Wisconsin
WI
R+16.0
swing
D+13.1→R+2.9
Eddy County, North Dakota
ND
R+15.8
swing
D+3.0→R+12.8
Spencer County, Indiana
IN
R+15.7
swing
D+0.4→R+15.3
Oconto County, Wisconsin
WI
R+15.6
swing
D+6.2→R+9.4
Kossuth County, Iowa
IA
R+15.4
swing
D+3.3→R+12.2
Tippecanoe County, Indiana
IN
R+15.2
swing
D+11.6→R+3.6
Jefferson County, Missouri
MO
R+15.2
swing
D+2.5→R+12.7
Marathon County, Wisconsin
WI
R+14.9
swing
D+8.9→R+6.1
Marion County, West Virginia
WV
R+14.9
swing
D+0.5→R+14.4
Cass County, Illinois
IL
R+14.8
swing
D+1.4→R+13.4
Oceana County, Michigan
MI
R+14.6
swing
D+4.4→R+10.3
Henderson County, Kentucky
KY
R+14.5
swing
D+2.6→R+11.8
Coles County, Illinois
IL
R+14.3
swing
D+3.2→R+11.1
Hancock County, Kentucky
KY
R+14.2
swing
D+5.0→R+9.2
McHenry County, Illinois
IL
R+14.1
swing
D+5.3→R+8.8
Starke County, Indiana
IN
R+13.8
swing
D+3.2→R+10.6
Vermilion County, Illinois
IL
R+13.8
swing
D+0.6→R+13.2
Calumet County, Wisconsin
WI
R+13.7
swing
D+2.2→R+11.5
Shawano County, Wisconsin
WI
R+13.6
swing
D+3.6→R+10.0
Palo Alto County, Iowa
IA
R+13.4
swing
D+2.8→R+10.7
Outagamie County, Wisconsin
WI
R+13.4
swing
D+11.6→R+1.8
Monongalia County, West Virginia
WV
R+13.4
swing
D+3.9→R+9.5
Iron County, Wisconsin
WI
R+13.3
swing
D+13.1→R+0.2
Menominee County, Michigan
MI
R+13.1
swing
D+10.2→R+2.9
Vanderburgh County, Indiana
IN
R+13.0
swing
D+2.5→R+10.6
Delta County, Michigan
MI
R+13.0
swing
D+6.3→R+6.6
Crawford County, Iowa
IA
R+13.0
swing
D+5.2→R+7.8
Sangamon County, Illinois
IL
R+13.0
swing
D+4.4→R+8.6
Langlade County, Wisconsin
WI
R+12.8
swing
D+1.0→R+11.8
Ontonagon County, Michigan
MI
R+12.7
swing
D+3.7→R+9.0
Marshall County, Minnesota
MN
R+12.7
swing
D+0.6→R+12.2
Emmet County, Iowa
IA
R+12.6
swing
D+3.9→R+8.7
Teton County, Idaho
ID
R+12.6
swing
D+0.8→R+11.8
Oneida County, Wisconsin
WI
R+12.5
swing
D+10.4→R+2.1
Brown County, South Dakota
SD
R+12.3
swing
D+5.6→R+6.7
Mason County, Illinois
IL
R+12.2
swing
D+5.9→R+6.3
McLean County, Illinois
IL
R+12.2
swing
D+1.2→R+11.0
Waupaca County, Wisconsin
WI
R+12.2
swing
D+2.8→R+9.4
Franklin County, Iowa
IA
R+12.2
swing
D+1.4→R+10.7
Rusk County, Wisconsin
WI
R+12.2
swing
D+8.3→R+3.9
Berrien County, Michigan
MI
R+12.0
swing
D+5.5→R+6.5
Nelson County, North Dakota
ND
R+11.9
swing
D+6.1→R+5.8
Lake County, Montana
MT
R+11.9
swing
D+1.9→R+10.0
Traill County, North Dakota
ND
R+11.9
swing
D+7.2→R+4.7
Lake County, South Dakota
SD
R+11.7
swing
D+0.7→R+11.1
Grand County, Utah
UT
R+11.6
swing
D+4.8→R+6.8
Tuscarawas County, Ohio
OH
R+11.5
swing
D+2.4→R+9.1
LaSalle County, Illinois
IL
R+11.5
swing
D+11.1→R+0.4
Benzie County, Michigan
MI
R+11.3
swing
D+7.4→R+3.9
Cascade County, Montana
MT
R+11.3
swing
D+2.3→R+9.0
Iron County, Michigan
MI
R+11.1
swing
D+2.2→R+8.9
Madison County, Indiana
IN
R+11.0
swing
D+6.5→R+4.5
Waushara County, Wisconsin
WI
R+11.0
swing
D+0.8→R+10.2
Brown County, Wisconsin
WI
R+10.9
swing
D+9.2→R+1.8
Belmont County, Ohio
OH
R+10.8
swing
D+2.7→R+8.1
Grundy County, Illinois
IL
R+10.6
swing
D+1.7→R+8.9
Madison County, Illinois
IL
R+10.6
swing
D+9.2→R+1.4
Yellow Medicine County, Minnesota
MN
R+10.6
swing
D+4.3→R+6.3
Kendall County, Illinois
IL
R+10.5
swing
D+7.2→R+3.3
Schuyler County, Illinois
IL
R+10.5
swing
D+1.8→R+8.8
Marinette County, Wisconsin
WI
R+10.5
swing
D+6.9→R+3.5
Manitowoc County, Wisconsin
WI
R+10.3
swing
D+7.5→R+2.8
Polk County, Minnesota
MN
R+10.3
swing
D+4.6→R+5.7
Berks County, Pennsylvania
PA
R+10.2
swing
D+9.2→R+1.0
Iosco County, Michigan
MI
R+10.1
swing
D+5.1→R+5.0
Lewis and Clark County, Montana
MT
R+10.1
swing
D+6.5→R+3.5
Flipped Democratic (19)
Northwest Arctic Borough, Alaska
AK
D+50.9
swing
R+15.9→D+35.0
Lake and Peninsula Borough, Alaska
AK
D+40.2
swing
R+22.7→D+17.6
North Slope Borough, Alaska
AK
D+38.9
swing
R+8.9→D+30.0
Yukon-Koyukuk Census Area, Alaska
AK
D+35.9
swing
R+8.2→D+27.7
Dillingham Census Area, Alaska
AK
D+34.0
swing
R+11.7→D+22.3
Aleutians West Census Area, Alaska
AK
D+31.0
swing
R+2.6→D+28.4
Prince of Wales-Hyder Census Area, Alaska
AK
D+19.5
swing
R+9.3→D+10.2