Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site between September 23, 2026 and October 9, 2026.
Marshall County, Illinois, has about 12,000 residents (2024 Census Bureau estimate). The title to a parcel in Marshall County is in the deed records of the County Recorder and its taxable value is set by the Supervisor of Assessments; what is built on it is a matter for the city or the county. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, evictions and court cases, records requests and common questions.
Related guides: Marshall County public records, Marshall County arrest records, Marshall County warrants, Marshall County inmate search, Marshall County criminal records, Illinois arrest records and Illinois inmate search.
Deeds, Mortgages and Liens in Marshall County
Who owns a parcel in Marshall County and what it sold for are in the deed records of the County Recorder, with every lien or mortgage against the land.
SearchSystems opened and checked the County Recorder's page at marshallcountyillinois.gov/directory/county-clerk-and-recorder (page title: County Clerk & Recorder | Marshall County Government), phone 309-246-6325, 122 North Prairie Street P.O. Box 328 Lacon, IL 61540, Monday 8:30 am - 4:30 pm, which answered when SearchSystems opened it on September 23, 2026.
Assessed Values and the Tax Roll in Marshall County
The Supervisor of Assessments sets the value each parcel in Marshall County is taxed on and keeps the parcel maps. Illinois assesses property at a third of market value; Cook County reassesses one third of the county each year and the rest of the state runs on four-year cycles.
SearchSystems opened and checked the Supervisor of Assessments' page at marshallcountyillinois.gov/directory/assessor (page title: Assessor | Marshall County Government), phone 309-246-2350, 122 N Prairie Street, PO BOX 328 Lacon, IL 61540, Monday 8:30 am - 4:30 pm, which answered when SearchSystems opened it on September 23, 2026.
Evictions and Court Cases About Land in Marshall County
Court cases about land from Marshall County, evictions among them, are filed in the Circuit Court of Marshall County.
The court records page SearchSystems verified for the county is at illinoiscourts.gov/courts-directory/32/Marshall-County-Courthouse/c..., phone (309) 246-6435. That page belongs to a lower court, not to the Circuit Court of Marshall County.
Asking a County Office for a Record
Under the Illinois Freedom of Information Act a county office must answer a request within 5 business days, with one 5-day extension, and it may charge copying only after the first 50 pages.
Frequently Asked Questions
Who records deeds in Marshall County?
The County Recorder, at marshallcountyillinois.gov, phone 309-246-6325. Deeds, mortgages and liens on land in Marshall County are filed there, and the Supervisor of Assessments (marshallcountyillinois.gov/directory/assessor) has the assessment records.
Who sets the assessed value of a property in Marshall County?
The Supervisor of Assessments, whose page SearchSystems verified is at marshallcountyillinois.gov/directory/assessor.
Where are evictions from Marshall County filed?
In the Circuit Court of Marshall County. The file is public unless the court seals it.
How is property assessed in Illinois?
Illinois assesses property at a third of market value; Cook County reassesses one third of the county each year and the rest of the state runs on four-year cycles.
Is this the official Marshall County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.