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 24, 2026 and September 30, 2026.
Knox County, Maine, has about 41,000 residents (2024 Census Bureau estimate). The title to a parcel in Knox County is in the deed records of the Registry 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: Knox County public records, Knox County arrest records, Knox County warrants, Knox County inmate search, Knox County criminal records, Maine arrest records and Maine inmate search.
Deeds, Mortgages and Liens in Knox County
Who owns a parcel in Knox County and what it sold for are in the deed records of the Registry of Deeds, with every lien or mortgage against the land.
SearchSystems opened and checked the Registry of Deeds' page at knoxcountymaine.gov/county_departments/registry_of_deeds/index.php (page title: Overview), which answered when SearchSystems opened it on September 24, 2026.
Assessed Values and the Tax Roll in Knox County
The value each parcel is taxed on is set by the town assessor, not the county. Maine towns, not counties, assess property; the county Registry of Deeds records the deeds.
Permits and City Records in the Cities of Knox County
Building permits, zoning and code cases inside a city are the city's own records. The cities in Knox County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- Rockland: the city hall page SearchSystems verified is at rocklandmaine.gov/360/Contact-Us, phone 207-594-0300 (verified September 26, 2026).
Evictions and Court Cases About Land in Knox County
Court cases about land from Knox County, evictions among them, are filed in the District Court or the Knox County Superior Court.
The court records page SearchSystems verified for the county is at courts.maine.gov/courts/superior/knox-sc.html, phone (207) 594-2576.
Asking a County Office for a Record
Under the Maine Freedom of Access Act a county office must answer a request within a reasonable time, after acknowledging the request within 5 working days, and it may charge staff time after the first two hours, plus copying. The county records request page SearchSystems verified is at knoxcountymaine.gov/contact_us/freedom_of_access_information_reques... (page title: Knox County, ME).
Frequently Asked Questions
Who records deeds in Knox County?
The Registry of Deeds, at knoxcountymaine.gov. Deeds, mortgages and liens on land in Knox County are filed there.
Who sets the assessed value of a property in Knox County?
The assessor of each town.
Where are evictions from Knox County filed?
In the District Court. The file is public unless the court seals it.
How is property assessed in Maine?
Maine towns, not counties, assess property; the county Registry of Deeds records the deeds.
Is this the official Knox 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.