What Were the 2018 Texas Primaries
The 2018 Texas primary elections, held on March 6, 2018, determined party nominees for statewide offices, U.S. Senate and House, and the Texas Legislature. This overview summarizes major races, notable candidates, and verified outcomes for general reference. These contests set the ballot for the November general election across Texas.
Major Races on the 2018 Texas Primary Ballot
Key contests included U.S. Senate, governor, attorney general, lieutenant governor, comptroller, agriculture commissioner, railroad commissioner, and all U.S. House districts. State legislative primaries for the Texas House and Senate were also decided in this cycle. Below is a concise summary of notable races, candidates, and verified outcomes.
Federal Offices
| Office | Verified Detail | Source Type |
|---|---|---|
| U.S. Senate | Incumbent Ted Cruz (R) defeated Democratic challenger Beto O'Rourke | Official election results |
| Governor | Incumbent Greg Abbott (R) re-elected; primary runoff faced challenges but no Democratic incumbent | Official election results |
| Attorney General | Incumbent Ken Paxton (R) re-elected | Official election results |
| U.S. House Seats | All 36 districts held primaries; notable flips included several seats changing party control in November | House election data |
Statewide Offices
- Lieutenant Governor: Dan Patrick (R) re-elected
- Comptroller: Glenn Hegar (R) re-elected
- Agriculture Commissioner: Sid Miller (R) re-elected
- Railroad Commissioner: Multiple R candidates advanced; Republican runoff led to eventual general-election nominee
Notable Candidates and Matchups
Prominent Democratic candidates included Beto O'Rourke for U.S. Senate and Lupe Valdez for governor. On the Republican side, incumbents faced limited primary challenges, with notable intra-party contests in contested districts. This section highlights candidates who advanced to runoffs or gained significant attention.
2018 Texas Primary Candidates by Office (Selected)
| Office | Candidate | Party | Outcome |
|---|---|---|---|
| U.S. Senate | Beto O'Rourke | Democratic | Lost to Ted Cruz |
| Governor | Lupe Valdez | Democratic | Lost in general election |
| Attorney General | Ken Paxton | Republican | Incumbent re-elected |
| Lieutenant Governor | Dan Patrick | Republican | Incumbent re-elected |
| Railroad Commissioner | Wayne Smith | Republican | Advanced from primary |
Primary Results and Advancements
The March 6, 2018, primary determined which candidates advanced to subsequent runoffs where necessary. Runoff elections for major party nominations were held in May and June 2018. Republican incumbents generally retained nomination, while competitive Democratic primaries narrowed fields for November matchups.
General Election Outcome Context
While primary results set the nominees, the November 2018 general election decided final winners. Notable shifts included Democratic gains in U.S. House seats, while statewide Republican incumbents held. Understanding the primary field is essential to interpreting those broader results.
Why This Matters for Long-Term Political Insight
The 2018 Texas primaries reflected enduring demographic and partisan trends, including growing Democratic engagement and contested Republican races. These contests shaped the state's policy trajectory and remain a reference point for subsequent cycles and candidate strategies.