How the 'spine' turned Texas blue
Margin in each county along the Interstate 35 corridor in every US Senate race since 2000. Democrat James Talarico won a Senate seat in Texas by the largest blue margin in at least three decades.
DETAIL
Margin by party
R+30
R+15
R+5
Even
D+5
D+15
D+30
2000
2002
R+34
R+10
Dallas
Austin
San Antonio
Laredo
2006
2008
R+21
R+5
2012
2014
R+7
R+18
2018
2020
D+12
D+4
2024
2026*
D+7
D+26
DETAIL
Margin by party
R+30
R+15
R+5
Even
D+5
D+15
D+30
2000
2002
R+34
R+10
Dallas
Austin
San Antonio
Laredo
2006
2008
R+21
R+5
2012
2014
R+7
R+18
2018
2020
D+12
D+4
2024
2026*
D+7
D+26
DETAIL
Margin by party
R+30
R+15
R+5
Even
D+5
D+15
D+30
2000
2002
2006
2008
2012
R+34
R+10
R+21
R+5
R+7
Dallas
Austin
San Antonio
Laredo
2014
2018
2020
2024
2026*
R+18
D+12
D+4
D+7
D+26
DETAIL
Margin by party
R+30
R+15
R+5
Even
D+5
D+15
D+30
2000
2002
2006
2008
2012
R+34
R+10
R+21
R+5
R+7
Dallas
Austin
San Antonio
Laredo
2014
2018
2020
2024
2026*
R+18
D+12
D+4
D+7
D+26