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 September 30, 2026.
Shiawassee County, Michigan, has about 68,000 residents (2024 Census Bureau estimate). The title to a parcel in Shiawassee County is in the deed records of the Register of Deeds and its taxable value is set by the town assessor; 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, city permits, evictions and court cases, records requests and common questions.
Related guides: Shiawassee County public records, Shiawassee County arrest records, Shiawassee County warrants, Shiawassee County inmate search, Shiawassee County criminal records, Michigan arrest records and Michigan inmate search.
Deeds, Mortgages and Liens in Shiawassee County
Who owns a parcel in Shiawassee County and what it sold for are in the deed records of the Register of Deeds, with every lien or mortgage against the land.
SearchSystems opened and checked the Register of Deeds' page at shiawassee.net/register-of-deeds (page title: Register of Deeds | Shiawassee County), phone 989.743.2216, 208 N. Shiawassee Street, 1st Floor Corunna, MI 48817, which answered when SearchSystems opened it on September 30, 2026.
Assessed Values and the Tax Roll in Shiawassee County
The value each parcel in Shiawassee County is taxed on is set locally, by the assessor of each city and township, not by the county. Michigan caps the yearly rise in a property's taxable value at the rate of inflation or 5 percent, whichever is lower, until the property is sold.
The county property tax office's page SearchSystems verified is at shiawassee.net/county-equalization (page title: County Equalization | Shiawassee County), phone 989.743.2263, 208 N. Shiawassee Street, 2nd Floor Corunna, MI 48817, Mon - Fri: 8am to 12pm, which answered when SearchSystems opened it on September 23, 2026.
Permits and City Records in the Cities of Shiawassee County
Building permits, zoning and code cases inside a city are the city's own records. The cities in Shiawassee County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- Owosso: the city hall page SearchSystems verified is at ci.owosso.mi.us/Contact, phone (989) 725-0599 (verified September 25, 2026).
Evictions and Court Cases About Land in Shiawassee County
Court cases about land from Shiawassee County, evictions among them, are filed in the District Court or the Shiawassee County Circuit Court.
The court records page SearchSystems verified for the county is at courts.michigan.gov/search/?searchQuery=shiawassee+county.
Asking a County Office for a Record
Under the Michigan Freedom of Information Act a county office must answer a request within 5 business days, with a 10-day extension, and it may charge labor and copying, at rates the law caps.
Frequently Asked Questions
Who records deeds in Shiawassee County?
The Register of Deeds, at shiawassee.net/register-of-deeds, phone 989.743.2216. Deeds, mortgages and liens on land in Shiawassee County are filed there.
Who sets the assessed value of a property in Shiawassee County?
The assessor of each city and township.
Where are evictions from Shiawassee County filed?
In the District Court. The file is public unless the court seals it.
How is property assessed in Michigan?
Michigan caps the yearly rise in a property's taxable value at the rate of inflation or 5 percent, whichever is lower, until the property is sold.
Is this the official Shiawassee 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.