Ballots in Harris County also include a special election for a Houston City Council seat, local school board races and 17 proposed amendments to the Texas Constitution.

Polling locations and sample ballots county by county for Texas general and special elections for Nov. 4, 2025.

Early in-person voting for Harris County's Nov. 4 general and special elections ran from Oct. 20-31. More than half of the 212,00-plus early votes cast in Harris County were from in-person voters, according to data from the county elections office. (Melissa Enaje/Community Impact)

For the 212,000-plus voters who cast ballots during the early voting period, the Cy-Fair ISD school board race and a special election in Texas' 18th Congressional District appear to have been the most significant drivers for turnout.

Polymarket says the vice president's chances have improved by 8 points since October 30, while Donald Trump is still favorite.

The closest presidential election of the 21st century was actually in 2000, when George W. Bush faced off against Al Gore. Bush lost the popular vote by roughly 500,000 votes, but won the Electoral College with 271 votes against Gore’s 266.