McHenry County Land Records (Illinois)

McHenry County Building Departments develop and enforce building codes to ensure the construction of safe buildings in IL. The Building Department maintains McHenry County land records on design plans for construction and renovation projects in order to enforce building codes. Building Depts also have land records on additions and new construction, current structures on any parcel, property lines, and a property's compliance with McHenry County building codes. Many Building Departments provide online databases to access property history and land records.

Lakewood Village Building Department Lakewood IL 2500 Lake Avenue 60014 815-459-3025

Marengo City Building Department Marengo IL 835 West Grant Highway 60152 815-568-2669

McHenry Zoning McHenry IL 333 South Green Street 60050 815-363-2170

Oakwood Hills Building Department Cary IL 3020 North Park Drive 60013 815-444-9437

Prairie Grove Building Department Crystal Lake IL 3125 Barreville Road 60012 815-455-3846

Woodstock Zoning Woodstock IL 121 West Calhoun Street 60098 815-338-4305


McHenry County Clerks file documents and preserve municipal records in order to maintain an archive for their municipality in IL. These documents, including McHenry County land records, are open to the public. The McHenry County Clerk's Office contains a number of different types of land records, including registered land, property transactions, real estate excise taxes, and property maps. They also have records on McHenry County land deeds and titles, mortgages, and liens on properties. Many Clerk's Offices make their land records available to the public online.

Algonquin Village Clerk Algonquin IL 2200 Harnish Drive 60102 847-658-4322

Mchenry County Clerk Woodstock IL 2200 North Seminary Avenue 60098 815-334-4234

Oakwood Hills Clerk Cary IL 3020 North Park Drive 60013 815-444-9453

Riley Township Clerk Marengo IL 21451 Norway Ct 60152 815-568-7335

Wonder Lake Clerk Wonder Lake IL 4200 Thompson Road 60097 815-728-0839

McHenry County Assessors determine the value of properties and parcels in order to assess property taxes in IL. The Assessor's Office maintains current data on every property in the district, including McHenry County land ownership information, maps of property lines, inventories of parcels and structures, and the value of all the land in the jurisdiction. Assessors may also maintain McHenry County land records from on-site inspections and value assessments for construction or improvements. Tax Assessor's Offices make their land and property records available online.

Burton Township Assessor Spring Grove IL 1420 Elm Street 60081 815-675-0323

Dunham Township Assessor Harvard IL 21706 West Airport Road 60033 815-943-4444

Greenwood Township Assessor Wonder Lake IL 5211 Miller Road 60097 815-648-4536

Mc Henry Township Assessor Johnsburg IL 3703 North Richmond Road 60051 815-385-0175

Mchenry County Assessor's Office Woodstock IL 220 North Seminary Avenue 60098 815-334-4274

Nunda Township Assessor Crystal Lake IL 3510 Bay Road 60012 815-459-6140


McHenry County Town Halls and City Halls are the chief administrative office that runs a town or city in IL. The Town or City Hall maintains records related to the locality, including McHenry County historical land records. These records include McHenry County property taxes, property value assessments, and land transactions, as well as property sales and transfers. Town and City Halls also maintain records on municipal and zoning boundaries. Many Town and City Halls provide online access to their land records.

Crystal Lake City Hall Crystal Lake IL 100 West Woodstock Street 60014 815-459-2020

Harvard City Hall Harvard IL 201 West Front Street 60033 815-943-6468

Marengo City Hall Marengo IL 132 East Prairie Street 60152 815-568-7112

McHenry City Hall McHenry IL 333 South Green Street 60050 815-363-2100

Seneca Township Town Hall Woodstock IL 16506 Garden Valley Road 60098 815-923-2288

Woodstock City Hall Woodstock IL 121 West Calhoun Street 60098 815-338-4300


McHenry County Recorders of Deeds collect public records, primarily documents related to property, and make them available to the public in IL. The Office of the Recorder of Deeds maintains records on McHenry County land transactions within its jurisdiction, including land and property deeds, mortgages, easements, and tax liens. The office may also contain property and parcel surveys, maps of McHenry County property lines, and data on a property's selling prices and history. Many Recorders of Deeds provide online access to their land records.

McHenry County Recorder of Deeds Woodstock IL 2200 North Seminary Avenue 60098 815-334-4110


McHenry County Treasurers and Tax Collectors are responsible for the collection of property tax revenue IL. The Office of the Treasurer and Tax Collector maintains current data on every parcel in the district, as well as a number of other types of McHenry County land records. These McHenry County public property records include lists of sold parcels, property tax assessments, defaults on property taxes, and property values. The Treasurer and Tax Collector may also maintain information on McHenry County land auctions and prior liens or foreclosures on a property. Many Treasurers and Tax Collectors provide online databases to access land records.

McHenry County Treasurer's Office Woodstock IL 2100 North Seminary Avenue 60098 815-334-4260