The cities of Bellaire and Patton Village also voted for their mayor.
In Bellaire, Phil Nauert won with 85 percent of the votes.
Incumbent Patton Village Pamela Munoz won 48 percent of the votes. Leah Tarrant received 44 percent of the votes and James Sharber got 8 percent of the votes.
The County Clerk's Office said there are 1.8 million registered voters in Harris County. More than 49,600 people cast their ballot during the early voting period. Approximately 8,600 Harris County residents voted by mail.