The Forecasting MachineOpen interactive report

Which party will win the 2026 US Senate election in Texas?

The 2026 United States Senate election in Texas will be held on November 3, 2026. The major party candidates are Ken Paxton (Republican) and James Talarico (Democrat). The race is considered competitive, with recent polls showing a dead heat or a slight lean towards Republican. This election will impact the partisan balance of the U.S. Senate.

Forecasted on

Forecast probabilities

  • Republican Party: 35.5%
  • Democratic Party: 64.3%
  • Other Party / Independent: 0.3%

Reasoning

Talarico is favored, but not overwhelmingly: the forecast gives the Democratic Party a 64.3% chance to win, versus 35.5% for the Republican Party and 0.3% for an Other Party or Independent. Texas’s Republican history and signs of a close finish keep Paxton’s chances substantial, even as the balance of late polling, turnout signals, and national conditions points toward Talarico.

Democrats: A real opening, not a settled result

The historical starting point is daunting for Democrats: they have not won a Texas Senate seat since 1988, and Ted Cruz won by 8.5 points in 2024 [a3, a4]. But this contest is not a routine test of that baseline. Paxton’s nomination brought his legal and personal controversies to the fore, while survey results have repeatedly shown a competitive race and, more often than not, a Talarico edge. Late polls include a six-point lead for Talarico in CNN/SSRS and a five-point lead in Univision; an October polling summary put him ahead by about three points [e2054, e1949, e1952]. A dozen October polls found the race tied or Talarico slightly ahead [e1889].

Turnout offers another reason to take the Democratic case seriously, though not to treat it as proven. Texas recorded 7.4 million early voters, including a sharp rise in Hispanic early voting compared with 2022 and a particularly large increase among younger Hispanic voters [e2055, e2051, e2059]. More than 763,000 early voters had skipped the 2024 presidential election, and Tarrant County set a midterm early-voting record [e2060, e2056]. One early-vote tally also showed Democrats with a modest lead [e1891]. These figures suggest mobilization, but they do not reveal how every voter cast a ballot, and comparisons with 2022 do not settle what the electorate will look like on Election Day.

The broader climate is favorable to Democrats: national polling showed a large Democratic advantage on the generic congressional ballot and deeply negative presidential approval [e1898]. Markets likewise gave Talarico roughly a 64–70% chance of winning in late October [e1900, e1823]. That is meaningful evidence in his favor, but a probability in that range still leaves a genuine path for Paxton.

Republicans: The state’s habits and a close-race warning

Paxton can still draw on Texas’s durable Republican lean, including the rural vote and the party’s ability to consolidate behind its nominee. One tracking poll found his support among Republicans rising to 84% [e807]. The late polling is not unanimous: Quantus put Paxton ahead by one point, and other recent polls showed a tie or a margin of no more than two points [e2053, e2064]. A report that Talarico’s own internal polling showed a tighter race than public surveys adds a further reason for caution, though it is not conclusive evidence of a Republican advantage [e2063].

The public-poll lead also has to contend with Texas’s history of polls underestimating Republican strength. If the current surveys are off by a few points in the same direction, a narrow Talarico advantage could disappear. Paxton had substantial financial and organizational backing: outside groups spent heavily on his behalf, including support connected to a large contribution from Elon Musk [e1917, e1834]. Republican leaders also campaigned to turn out their voters [e1826]. These resources cannot guarantee that the state’s partisan baseline will prevail, but they help explain why the race is not priced as a Democratic certainty.

The campaign’s final stretch supplied mixed signals. Paxton canceled several scheduled rallies and removed a planned Alamo event from his bus-tour schedule [e2057, e2061]. Earlier leaked recordings had him blaming political and economic circumstances for problems with his campaign numbers [e1082, e1085]. These reports reinforce the sense of a candidate under pressure, but late scheduling changes alone do not establish how voters will decide.

Other Party or Independent: No plausible winning route

The Libertarian and write-in candidates have little evidence of a path to victory; Simmons did not qualify for the ballot through the signature process and became a write-in candidate [e1003]. In a polarized, high-profile contest between two well-funded major-party nominees, an independent or minor-party win is remote.

Why these probabilities fit

The evidence points more strongly to Talarico than to Paxton: he has led in a range of late polls, enjoys a favorable national environment, and may benefit from the early-vote patterns. But the size of that advantage is uncertain. The Texas Republican baseline, close or Paxton-leaning polls, possible polling error, and extensive GOP spending keep the Republican outcome well above a token possibility. That balance supports the forecast of 64.3% Democratic, 35.5% Republican, and 0.3% Other Party / Independent.

Update summary

Late polling remains mixed: a new poll put Paxton narrowly ahead, while CNN/SSRS showed a six-point Talarico lead, and a report of tighter internal polling adds some caution [e2052, e2063]. Updated early-vote totals and the approach of Election Day add little decisive evidence, leaving the contest’s outlook essentially unchanged [e2055].

Cited evidence