Joseph R. "Joe" McMahon III

About this race

A judge. Judges decide criminal and civil cases. Depending on the state and court, they are chosen in contested elections or in retention votes, where you vote YES or NO on keeping the judge for another term.

2 candidates ran for District Judge 24th Judicial District Court, ES 2, Div. F (Jefferson Parish) in the general election on Tuesday, November 3, 2026.

About Joseph R. "Joe" McMahon III

Attorney (private practice). Began his career as a prosecutor in the Orleans Parish District Attorney's Office (1992–1996) and has since practiced civil law across south Louisiana, including roughly 1,000 civil cases in Jefferson Parish; he has also served as a magistrate judge in Kenner's Mayor's Court. He grew up in Jefferson Parish. The seat is open because Judge Michael Mentz is leaving the bench.

What they say they'll focus on:

• Putting Jefferson Parish residents first
• Applying the law fairly and as written
• Serving with honesty and impartiality

Summarized in our words from source 1, source 2, checked October 2026. Not an endorsement.

Where they stand

We place candidates only from a published academic score (from a voting record or campaign donors) or from enough of their own statements on policy, and we haven't found either for Joseph R. "Joe" McMahon III that we can reliably source yet.

To see where they stand, read their own words: campaign site. What they say they'll focus on is listed above.

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More about Joseph R. "Joe" McMahon III

Campaign website · Facebook · Instagram · LinkedIn · Ballotpedia

Social accounts are the ones linked from the candidate's own campaign site, or listed on Wikidata.

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Also running

• Marko Marjanovic · Republican

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Next elections here

• Louisiana December 12 election · December 12, 2026: 150 races
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Quick answers

What party is Joseph R. "Joe" McMahon III?

Joseph R. "Joe" McMahon III is running as a Republican.

What does the District Judge 24th Judicial District Court, ES 2, Div. F (Jefferson Parish) seat do?

A judge. Judges decide criminal and civil cases. Depending on the state and court, they are chosen in contested elections or in retention votes, where you vote YES or NO on keeping the judge for another term.

Who is Joseph R. "Joe" McMahon III running against?

Marko Marjanovic, for District Judge 24th Judicial District Court, ES 2, Div. F (Jefferson Parish).

Should I vote for Joseph R. "Joe" McMahon III?

SpectrumVote doesn't endorse anyone or tell you how to vote. Compare Joseph R. "Joe" McMahon III's record, funding and endorsements with the other candidates in this race and decide based on what matters to you.