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 4, 2026.
Marion, Illinois, in Williamson County, has about 17,000 residents (2024 Census Bureau estimate). The title to a parcel in Marion 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. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, city permits and records, evictions and court cases, records requests, directory links and common questions.
Related guides: Marion public records, Williamson County property records, Marion arrest records, Marion warrants, Marion inmate search, Marion criminal records, Illinois arrest records and Illinois inmate search.
Deeds, Mortgages and Liens in Marion
Who owns a parcel in Marion 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 williamsoncountyil.gov/departments/county-clerk-and-recorder/remote... (page title: Remote Land Records Access | Williamson County), phone (618) 998-2110, Monday-Friday, 8:00 a.m.-4:00 p.m, which answered when SearchSystems opened it on September 23, 2026.
Assessed Values and the Tax Roll in Marion
The Supervisor of Assessments sets the value each parcel in Marion 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 williamsoncountyil.gov/supervisor-of-assessments (page title: Supervisor of Assessments | Williamson County), phone (618) 998-2189, 407 N. Monroe Street, Suite 205 Marion, IL 62959, which answered when SearchSystems opened it on September 23, 2026.
Permits and City Records in Marion
Building permits, zoning and code cases are the city's own. For Marion, SearchSystems opened and checked the city hall page at cityofmarionil.gov (page title: Marion | LIVE, WORK, PLAY, GROW), phone 618-997-2592, which answered when SearchSystems opened it on September 25, 2026.
The city clerk's page SearchSystems verified is at cityofmarionil.gov/cityclerks-office (page title: City Clerk | Marion), phone 618.997.6281, which answered when SearchSystems opened it on September 25, 2026.
Evictions and Court Cases About Land in Marion
Court cases about land from Marion, evictions among them, are filed in the Circuit Court of Williamson County.
The court records page SearchSystems verified for the county is at williamsoncountyil.gov/departments/circuit-clerk, phone (618) 997-1301.
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.
More Official Property and Land Records Pages for Williamson County
The SearchSystems directory, online since 1997, lists the official pages for Williamson County and Illinois. These property pages from its Williamson County listing were opened again on October 2, 2026 and each one still answers:
- Land Records (williamsoncountyil.gov)
- Williamson IL REACH (experience.arcgis.com)
Frequently Asked Questions
Who records deeds in Marion?
The County Recorder, at williamsoncountyil.gov, phone (618) 998-2110. Deeds, mortgages and liens on land in Marion are filed there, and the Supervisor of Assessments (williamsoncountyil.gov) has the assessment records.
Who sets the assessed value of a property in Marion?
The Supervisor of Assessments, whose page SearchSystems verified is at williamsoncountyil.gov.
Where are evictions from Marion filed?
In the Circuit Court of Williamson 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 Marion website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official city, county, court and state offices described above and does not hold records, charge for them or take requests.