Mark A. Oller

Republican · Candidate for Menard County Sheriff · November 3, 2026

About this race

The county's chief law-enforcement officer. Runs the sheriff's office and usually the county jail, patrols areas outside city police departments, and serves court papers.

1 candidate ran for Menard County Sheriff in the general election on Tuesday, November 3, 2026.

Immigration enforcement (ICE 287(g))

ICE's list of 287(g) participating agencies shows no agreement for Menard County's sheriff's office.

Under 287(g), ICE trains and authorizes local officers to carry out some federal immigration duties. From ICE's list of participating agencies, as of October 28, 2026. Whether to keep, change or end an agreement is up to the sheriff.

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 Mark A. Oller that we can reliably source yet.

We haven't found a campaign site or candidate questionnaire for Mark A. Oller yet.

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Funding

$900 raised, $800 self-funded.

Source: Illinois State Board of Elections, reports through 2026-09-30.

More about Mark A. Oller

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Quick answers

What party is Mark A. Oller?
Mark A. Oller is running as a Republican.
What does the Menard County Sheriff seat do?
The county's chief law-enforcement officer. Runs the sheriff's office and usually the county jail, patrols areas outside city police departments, and serves court papers.
How much money has Mark A. Oller raised?
$900 as of the latest state campaign-finance filings.
Should I vote for Mark A. Oller?
SpectrumVote doesn't endorse anyone or tell you how to vote. Compare Mark A. Oller's record, funding and endorsements with the other candidates in this race and decide based on what matters to you.
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