Thursday, October 15, 2026
B.C. votes in 9 days

Texas’s 13th District

U.S. House · TX-13

Election day November 3, 2026 · forecast of October 15, 2026

Our forecast gives the Republicans a more than 99% chance of winning, with an average lead of 35.4 points.

Safe seat. Chance of a final gap under 5 points: under 1%.

Projected vote share

Projection by party

  • Republican 67.7%

    Ronny Jackson, incumbent

  • Democrat 32.3%

    Mark Nair

Thin vertical mark: 2024 result.

Compared with the average

Republican Democrat
TX-13 67.7%32.3%
National averageUnited States 44.2%+23.5 54.5%−22.2

Simple average of the 435 districts, not weighted by population.

Projection track

How the projection has moved

Local profile

Latino citizens aged 18 and over21.9% (± 0.4)

Share of all citizens aged 18 and over (ACS 2020–2024 estimate). Not a share of registered or actual voters.

Source: U.S. Census Bureau, citizen voting-age population by race and ethnicity, ACS 2020–2024, 119th Congress districts

Current member

Ronny Jackson · Republican

Primary results

Held March 3, 2026 · Official source

Democratic primary Mark Nair 100.0% 28,198 votes
Republican primary Ronny Jackson 89.5% 71,554 votes

Who's running

The candidates

Candidates for the upcoming election.

  • Republican Incumbent

    Ronny Jackson

    source
  • Democrat Challenger

    Mark Nair

    source

Previous election (2024)

The Republicans won by 99.9 points.

Our current projection: the Republicans ahead by 35.4 points.

Nearby districts

Party ahead and how sure the projection is.

  • TX-19 Republican, safe seat
  • TX-25 Republican, safe seat
  • TX-26 Republican, safe seat
  • TX-12 Republican, safe seat
  • TX-24 Republican, competitive
  • TX-11 Republican, safe seat

Watch list

The tightest races

The smallest projected gaps between the top two.

  1. AZ-2Republican52%5.7-point gap
  2. KY-6Republican53%5.8-point gap
  3. VA-1Republican58%5.8-point gap
Forecast updated