Dione Sims, 2026 Texas 25th District House Democratic candidate
Dione Sims
DEMOCRATIC
Nonprofit Founder
Texas state flag

Texas25th District2026 HOUSE FORECAST

Roger Williams, 2026 Texas 25th District House Republican candidate
Roger Williams*
REPUBLICAN
US House of Representatives (R-TX)
2013 – Present

2026 Texas 25th District House Forecast:

Proprietary forecast for Texas's 25th congressional district House election between Democrat Dione Sims and Republican Roger Williams. This page will update with a daily set of 100,000 new simulations as race fundamentals change in order to produce race odds, projected margin, and forecasted vote share. This page also includes polling averages when available.

The 2026 Texas 25th District House election features Democrat Dione Sims and Republican Roger Williams. Incumbent Representative Roger Williams is seeking reelection to a eighth term. In 2024, Donald Trump won Texas' 25th congressional district by 12.5%, and the election for the district's House seat is rated as solid Republican in 2026. Texas conducted mid-decade redistricting prior to the midterms, and the state's new district map benefits Republicans overall.

Year
2026
Race
House
District
TX-25
Democratic candidate
Dione Sims
Republican candidate
Roger Williams
Incumbent / open seat
Roger Williams
Forecast rating
Solid R
Projected vote
40.5% D / 59.5% R
Projected margin
R +19.0
Forecast odds
2.7% D / 97.3% R
Forecast last updated
12:00 AM on July 2, 2026
Polling average
Polling average margin
Polling last updated
Polls included
0
Latest poll