The last day of candidate filing for the March 6 primaries was Dec. 11. Candidates had one month to file for election. In Texas' 2018 race, all 36 U.S. representatives, the governor, lieutenant governor, attorney general and one U.S. Senator are up for re-election. Further down the ballot, 15 state senators and all state representatives are up for election, along with several county office holders. The following candidates representing parts of San Marcos, Buda or Kyle have filed for election, according to the Texas Secretary of State's office and the Federal Elections Commission: U.S. House District 15
  • Tim Westley, Republican
  • Vicente Gonzalez, Democrat
Texas House District 17
  • John Cyrier, Republican
  • Michelle Ryan, Democrat
U.S. House District 21
  • Jason Isaac, Republican
  • Susan Narvaiz, Republican
  • Eric Burkhart, Republican
  • Samuel Temple, Republican
  • Derrick Crowe, Democrat
  • Mary Street Wilson, Democrat
  • Joseph Kopser, Democrat
  • William Negley, Republican
  • Ivan Arturo Andarza, Republican
  • Robert Stovall, Republican
  • Al Poteet, Republican
  • Foster Hagen, Republican
  • Matt McCall, Republican
  • Elliott McFadden, Democrat
  • Jennifer Sarver, Republican
  • Peggy Wardlaw, Republican
  • Anthony White, Republican
  • Autry Pruitt, Republican
  • Chip Roy, Republican
  • Francisco "Quico" Canseco, Republican
  • Mauro Garza, Republican
  • Ryan Krause, Republican
U.S. House District 25
  • Roger Williams, Republican
  • Christopher Michael Perri, Democrat
  • Chetan Panda, Democrat
  • Kathi Thomas, Democrat
  • Julie Oliver, Democrat
  • West Hansen, Democrat
U.S. House District 35
  • Lloyd Doggett, Democrat
  • David Smalling, Republican
  • Sherrill Kenneth Alexander, Republican
Texas House District 44
  • John D. Rodgers, Democrat
  • John Kuempel, Republican
Texas House District 45
  • Les Carnes, Democrat
  • Austin Talley, Republican
  • Amber Pearce, Republican
  • Amy Akers, Republican
  • Erin Zwiener, Democrat
  • Rebecca Bell-Metereau, Democrat
  • Naomi Narvaiz, Republican
  • Ken Strange, Republican
Texas House District 73
  • Dave Campbell, Republican
  • Kyle Biedermann, Republican
  • Stephanie Phillips, Democrat
Texas Senate District 25
  • Donna Campbell, Republican
  • Jack Guerra, Democrat
  • Shannon McClendon, Republican
  • Steven Kling, Democrat
Comal County Judge
  • Sherman Krause, Republican
Comal County Precinct 2 Commissioner
  • Scott Haag, Republican
Comal County Precinct 4 Commissioner
  • Dorothy Carroll, Democrat
  • G. Ted Ballard, Republican
  • Jeanne Slupik, Republican
  • Jen Crownover, Republican
Comal County District Clerk
  • Heather N. Kellar, Republican
Comal County Clerk
  • Bobbie Koepp, Republican
  • Gloria Meehan, Democrat
Comal County Treasurer Renee L. Couch, Republican Hays County Judge
  • Will Conley, Republican
  • Abel Velasquez, Democrat
  • Ruben Becerra, Democrat
Hays County Precinct 2 Commissioner
    • Mark Jones, Republican
  • Richard W. Cronshey, Democrat
Hays County Precinct 3 Commissioner
  • Colin McFerrin, Republican
  • Jimmy Alan Hall, Democrat
  • Lon Shell, Republican
Hays County Precinct 4 Commissioner
  • Omar Baca, Democrat
  • Walt Smith, Republican
  • Jimmy Skipton, Republican
Hays District Clerk
  • Beverly Cowan Crumley, Republican
Hays County Clerk
  • Elaine Hanson Cardenas, Democrat
  • Liz Gonzales, Republican
Hays County Treasurer
  • Britney Bolton Richey, Republican
Hays County Surveyor
  • Kelly R. Kilber, Republican
Guadalupe County Judge
  • Kyle Kutscher, Republican
Guadalupe County Clerk 
  • Teresa Kiel, Republican
Guadalupe County Treasurer Bill Schwind, Republican Linda Douglass, Republican Guadalupe County Precinct 2 Commissioner
  • Drew Engelke, Republican
  • Ralph Jack Shanafelt, Republican
  • Randall K Herzog, Republican
Guadalupe County Precinct 4 Commissioner
  • Daniel Kearns, Republican
  • Judy Cope, Republican
  • Rebecca "Becca" Tucker, Democrat
This story has been updated periodically with new candidates who have filed for election since Nov. 11.