3 candidates are running: Dennis Hancock (Republican), Jake Zimmerman (Democratic), and J D McFarland (Green).

Unofficial result: the winner is Jake Zimmerman (Democratic).

County Executive

Name: County Executive
Start: 2026-11-03
Location: St. Louis County, Missouri

Unofficial result: Won — Jake Zimmerman (Democratic)

Source: extcontent.stlouisco.com

St. Louis County, Missouri

My vote power: Above average

What does this office do?

Proposing the county budget, including property tax and spending plans
Running county roads, parks, and public health services
Picking who leads county departments

Affects: Healthcare Affordability, Environment and Public Health, Government Efficiency,

Candidates:

Dennis Hancock

Lost

Republican

Dennis Hancock represents District 3 on the St. Louis County Council and previously served 12 years as mayor of Fenton. His private-sector career included 27 years at Verizon, facilities management, and small-business ownership.

Records: Government Efficiency 2 for, Government Spending Reduction 1 for, Housing Affordability 1 for

Jake Zimmerman

Won

Democratic

Jake Zimmerman is the elected St. Louis County Assessor. He previously served in the Missouri House of Representatives and worked as a Missouri assistant attorney general, an attorney in private practice, and deputy chief legal counsel to Governor Bob Holden.

Records: Government Efficiency 1 for

J D McFarland

Lost

Green

J D McFarland is the Green Party candidate for St. Louis County Executive in the August 4, 2026 primary election.

Source: extcontent.stlouisco.com