Texas general election: November 3, 2026

Who is running for Harris County Treasurer in 2026?

Here are the candidates for Harris County Treasurer on the November 3, 2026 ballot. This race is on the ballot for voters in Harris County.

This office runs county services rather than voting on the quiz issues, so we show each candidate's experience and record instead of an issue match.

Carla L. Wyatt

Democrat · Incumbent

Harris County Treasurer

Carla L. Wyatt was elected Harris County Treasurer in November 2022¹ and has worked for Harris County for 24 years⁵. She was unopposed in the March 2026 Democratic primary².

Harris County Treasurer since January 2023¹
Harris County employee for 24 years, according to Houston Public Media⁵
Elected treasurer in November 2022¹; unopposed in the March 2026 Democratic primary².

Marc Cowart

Republican

Chief of staff to the Fort Bend County Judge (as of his 2026 primary questionnaire)

Marc Cowart said in his 2026 primary questionnaire that he is chief of staff to the Fort Bend County Judge and a former executive director of the Harris County Republican Party¹. He was communications director in the Harris County District Clerk's Office under Chris Daniel². He won the 2026 Republican primary with about 65 percent and is the nominee for treasurer³⁴.

Chief of staff to the Fort Bend County Judge; former executive director of the Harris County Republican Party; former small business owner and financial services professional¹
Former communications director, Harris County District Clerk's Office; managing editor of the Texas Conservative Review²
Defeated Hayley Lane Hagan in the March 3, 2026 Republican primary³.

Last reviewed 2026-10-06. Spotted something wrong? Every claim links to its source so you can check it yourself.