Mason City, IL Public Records
Mason City is an incorporated city in Mason County, Illinois, with an estimated population of 1,982 (U.S. Census Bureau, July 2024 estimate) and 1.0 square miles of land. That is down about 93 residents since the 2020 Census base.
๐ข Mason City City Hall
Mason City's own city government keeps its local records: council or board meeting minutes, local ordinances and resolutions, local permits and licenses, and its own budget and contracts. Requests for those records go to the city clerk under the Illinois Freedom of Information Act. Birth and death certificates, marriage records, deeds and court files are generally kept by county and state offices rather than by the city; see the offices below.
๐ Mason City Contact on File
| Government | City Of Mason City |
| Contact listed | City Clerk |
| Mailing address | 145 S Main St, Mason City, IL 62664 |
| Phone | Not stated |
| Official website | Not stated |
| Source | U.S. Census Bureau, 2022 Census of Governments: Government Units listing โ |
This is the mailing address the government reported to the U.S. Census Bureau; it may be a post office box or the office of an elected official rather than a public counter, and the source does not list a phone number. Call or check the official website before you visit.
โ Back to record types๐๏ธ County Courthouse & Records Office for Mason City
Mason City is in Mason County. In Illinois, deeds, mortgages and other land records are recorded by the county Recorder (in some counties, the County Clerk). Divorce cases in Illinois are heard by the Circuit Court in each county. Wills and estates in Illinois are handled by the Circuit Court in each county.
๐ Mason County at a Glance
| County | Mason County |
| County population (2024 est.) | 12,543 Source: www2.census.gov โ |
โ๏ธ Mason County Circuit Clerk
| Address | ๏ปฟ125 North Plum, Havana, Illinois 62644-0377 |
| Directions | Get directions โ |
| Phone | (309) 543-6619 |
| Hours | Not stated |
| Records available | Circuit court case records (civil, criminal, traffic, family, probate, small claims) |
| Official website | Not stated |
| Sources | illinoiscourts.gov/โฆ/circuit-court-clerks โ |
| Last verified | October 16, 2026 |
See the full Mason County records page โ
โ Back to record types๐ Where to Get Records for Mason City
Where to get the most-requested public records for people and property in Mason City, IL:
๐ Mason City Records Guide
| Birth & death certificates | Illinois Department of Public Health โ Vital RecordsIn Illinois, certified birth and death certificates can also be ordered from the County Clerk. |
| Deeds & property records | In Illinois, deeds, mortgages and other land records are recorded by the county Recorder (in some counties, the County Clerk). |
| Court cases & divorce | Mason County courthouse. Divorce cases in Illinois are heard by the Circuit Court in each county. |
| Wills & estates | Wills and estates in Illinois are handled by the Circuit Court in each county. |
| State court system | Illinois Courts |
| Sex offender registry | Illinois Sex Offender Registry (Illinois State Police) |