Cape Girardeau County, Missouri

Cape Girardeau County Prosecuting Attorney

One candidate is tracked for Cape Girardeau County Prosecuting Attorney on the November 3, 2026 ballot: Mark J. Welker. Candidate information follows official Cape Girardeau County election filings; verify with the official election office linked below.

About this race

Mark J. Welker drew no primary opponent in either party and is unopposed on the November 3 ballot, per the Cape Girardeau County Clerk's official candidate filing page.

What this office does

District attorney or prosecutor. The district attorney is the chief prosecutor for the county or judicial district. The office decides which criminal charges to file, negotiates pleas, tries cases and, in many states, advises county government or handles child support and juvenile matters. The office sets local charging and diversion policies within state law.

This race. The sitting officeholder, Mark J. Welker, is on the ballot. One name is on the ballot for this seat.

Missouri › Cape Girardeau County › Cape Girardeau County Prosecuting Attorney

Mark J. Welker

Republican Incumbent

Biography

Mark J. Welker holds a bachelor's degree from Southeast Missouri State University and a law degree from Southern Illinois University, and has practiced law in Cape Girardeau County since 2013. He was appointed Cape Girardeau County Prosecuting Attorney by Gov. Mike Parson in August 2018 and has served in the office since, per KRCU. He was named one of the Missouri Association of Prosecuting Attorneys' 2025 Prosecutors of the Year and co-chairs the association's legislative committee, per KBSI FOX23. No campaign website was found as of September 6, 2026.

Next on your ballotCape Girardeau County Auditor

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Questions about this race

Who is running for Cape Girardeau County Prosecuting Attorney in 2026?

When is the Cape Girardeau County Prosecuting Attorney election in Missouri?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Missouri are on the Missouri election hub at theballotbrief.com.

How do I see my exact Cape Girardeau County ballot?

Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.

Verify this race

Candidate roster from official Cape Girardeau County and state election office filings, last verified September 25, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official Missouri election office, or see the full Cape Girardeau County sample ballot and your exact ballot by address.

The rest of your Cape Girardeau County ballot

11 tracked races in Cape Girardeau County, Missouri. Landed here from another county's search? Look up your own ballot below.

Also on your ballot

Cape Girardeau County Collector of Revenue Missouri House District 146 Missouri House District 147 See all 11 Cape Girardeau County races

Candidate profiles

Mark J. Welker, full profile Official Missouri election office