Jefferson County Flood Maps (Illinois)

Assessors in Jefferson County, Illinois are charged with determining the value of taxable property within a county or local area. These property value assessments are used to levy property taxes. In addition to tax assessment, assessors maintain detailed county and local maps that show parcel boundaries and buildings, including flood maps. These Jefferson County flood maps show flood zones, flood damage, topography, and drainage patterns, which can impact property values. Jefferson County Assessors may make flood maps available on their websites.

Jefferson County Assessor's Office Mount Vernon IL 100 South 10th Street 62864 618-244-8016

Mt Vernon Assessor Mount Vernon IL 811 Harrison Street 62864 618-244-0679

Clerks in Jefferson County, Illinois keep public records for a county or local government, including a number of different types of documents. As part of their duties, Clerks maintain detailed maps, including Jefferson County flood maps. These maps contain flood zone information, flood hazards, topography, rivers, lakes, and other bodies of water, as well as other flood-related information. Clerks may also keep Jefferson County historical flood maps. These flood maps may be available through the Clerk's website.

Jefferson County Clerk Mount Vernon IL 100 South 10th Street 62864 618-244-8020


Recorders of Deeds in Jefferson County, Illinois ensure the accuracy of property and land records by maintaining real estate ownership documents. In addition to property records, Recorders of Deeds also have detailed county and local maps that show property lines and building information, including flood maps. These flood maps show flood zones, topography, soil composition, and flood hazards, as well as other information related to Jefferson County floods. Jefferson County Recorders of Deeds may make flood maps available on their websites.

Jefferson County Recorder of Deeds Mount Vernon IL 100 South 10th Street 62864 618-244-8020


Emergency Services in Jefferson County, Illinois manage emergency preparations, responses, and recovery at different levels of government. They may handle natural disasters, severe weather incidents, and a number of other emergency situations. As part of their responsibility for preparedness, Emergency Services departments often maintain Jefferson County flood maps, including flood zones, flood insurance rates, FEMA flood information, and flood hazards. The maps also show water flow and drainage patterns, and may contain emergency flood response information. Jefferson County flood maps may be available online through Emergency Services departments.

Mount Vernon Emergency Services Mount Vernon IL 211 N 10th St 62864 618-242-5050