2020Final results
2020 election for Texas House District 45
Texas House of Representatives · Texas
Erin Zwiener (D) won with 50.5% of the vote, defeating Carrie Isaac (R) by 1.1 points.
Erin ZwienerDemocrat · winner · incumbent
50.5%57,383
Carrie IsaacRepublican
49.5%56,175
113,558 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET