Mahoning County GIS Portal (Ohio)

Mahoning County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Mahoning County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Mahoning County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Mahoning County, Ohio. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the Mahoning County Assessor Office website.

Mahoning County Auditor's Office Youngstown OH 120 Market Street 44503 330-740-2010


Mahoning County Town and City Halls provide municipal services for their town or city, including preserving vital records and maintaining records on their jurisdiction such as Mahoning County GIS maps. The GIS maps at a Mahoning County Town or City Hall can include property boundaries, public property, unclaimed parcels, and roads, as well as appraisal values for properties and property tax assessments in Mahoning County, Ohio. These GIS maps may also show population information, place names, zoning boundaries, bodies of water, flood zones, and other geographic information. Some Town and City Halls also have historical maps of their area. These maps are often available to the public on the Mahoning County Town and City Hall website.

Campbell City Hall Campbell OH 351 Tenney Avenue 44405 330-755-1451

Lowellville City Hall Lowellville OH 140 East Liberty Street 44436 330-536-6415

Milton Town Hall Lake Milton OH 15990 Milton Avenue 44429 330-538-2738

Struthers City Hall Struthers OH 6 Elm Street 44471 330-755-2181

Youngstown City Hall Youngstown OH 26 South Phelps Street 44503 330-742-8700

Mahoning County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including Mahoning County property maps that show boundaries, public property, property divisions, and in some cases, population information in Mahoning County, Ohio. They may also include property value assessments and property tax rates. Mahoning County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

Campbell Clerk Campbell OH 351 Tenney Ave 44405 330-755-1663

Mahoning County Clerk Youngstown OH 120 Market Street 44503 330-740-2104

Mahoning County Clerk Sebring OH 605 East Ohio Avenue 44672 330-938-3123

Struthers Clerk Struthers OH 6 Elm Street 44471 330-755-2648

Youngstown Clerk Youngstown OH 26 South Phelps Street 44503 330-742-8858


Mahoning County Recorders of Deeds keep real estate records to ensure the accuracy of property and land records. In addition to deeds, Recorders of Deeds also have detailed county and local maps, including Mahoning County GIS maps that show property lines, building information, public property, unclaimed parcels, as well as property value assessments and property tax information. These GIS maps may also include place names, zoning boundaries, bodies of water, flood zones, and other geographic information in Mahoning County, Ohio. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the Mahoning County Recorder of Deeds website.

Mahoning County Recorder of Deeds Youngstown OH 120 Market Street 44503 330-740-2345