DeKalb County Plat Maps (Illinois)

Search for DeKalb County, IL plat maps. Plat maps include information on property lines, lots, plot boundaries, streets, flood zones, public access, parcel numbers, lot dimensions, and easements.


Treasurers and Tax Collectors are responsible for collecting taxes at the local level and distributing these funds in DeKalb County, IL. In order to collect DeKalb County property taxes, the Treasurer and Tax Collector typically maintains maps covering its jurisdiction, including plat maps. These plat maps provide detailed information on a neighborhood or local area, including property boundaries and divisions, lot dimensions, parcel and street numbers, and land sizes. DeKalb County plat maps also contain important information for prospective buyers about flood zones, easements, rights of way, and public access. The DeKalb County Treasurer and Tax Collector may provide online access to plat maps on its website.

Administration Building - Sycamore Campus Sycamore IL 110 East Sycamore Street 60178 815-895-7112


Assessors are responsible for determining the value of taxable property within DeKalb County, IL. These property assessments are used to levy property taxes. In addition, DeKalb County Assessors maintain detailed neighborhood maps that contain information about the properties. These plat maps include all the lots in a tract of land, boundary locations, street numbers, property lines, and lot dimensions. DeKalb County plat maps also show any easements or rights of way. Assessors are responsible for assigning a parcel number to each lot, which appears on the map. Plat maps may be available online through the Assessor's website.

Burlington Township Assessor Sycamore IL 434 South Main Street 60178 847-683-2555

Cortland Township Assessor Cortland IL 14 South Prairie Street 60112 815-756-6423

Dekalb County Assessor's Office Sycamore IL 110 East Sycamore Street 60178 815-895-7120

Sandwich Township Assessor Sandwich IL 201 West Center Street 60548 815-786-2828

Sycamore Township Assessor Sycamore IL 545 Brickville Road 60178 815-899-5313


Clerks maintain and preserve important public records for a county or local government, including detailed local maps such as plat maps in DeKalb County, IL. These DeKalb County plat maps show the property boundaries in a neighborhood, including lots and their dimensions, boundary locations, streets and street numbers, and parcel numbers. These DeKalb County maps contain important information for prospective buyers who may be concerned about easements, rights of way, flood zones, and public access on a particular plot of land. Clerks often provide online access to plat maps.

Cortland Town Clerk Cortland IL 59 South Somonauk Road 60112 815-756-9041

Dekalb County Clerk Sycamore IL 110 East Sycamore Street 60178 815-895-7146

Kirkland City Clerk Kirkland IL 511 Main Street 60146 815-522-6179

Sandwich City Clerk Sandwich IL 144 East Railroad Street 60548 815-786-9321


Recorders of Deeds maintain real estate ownership documents to ensure the accuracy of property, land, and property tax records in DeKalb County, IL. As part of this responsibility, Recorders of Deeds typically keep detailed DeKalb County plat maps. These maps show the subdivisions in a tract of land, including boundary locations, parcel and street numbers, property lines, and lot dimensions. Plat maps also include DeKalb County flood zones, easements, and rights of ways, as well as public access land. The Recorder of Deeds often provides public access to plat maps through its website.

Dekalb County Recorder of Deeds Sycamore IL 110 East Sycamore Street 60178 815-895-7149