Baltimore County GIS Property Maps (Maryland)

Search for Baltimore County, MD GIS maps and property maps. Property maps show property and parcel boundaries, municipal boundaries, and zoning boundaries, and GIS maps show floodplains, air traffic patterns, and soil composition.


Baltimore County Assessors determine the value of properties and parcels in order to assess property taxes in Baltimore County, MD. The Assessor's Office maintains current data on every parcel in the district, which includes Baltimore County GIS maps, tax maps, and property maps. These maps show property lines, structures, addresses, and the value of properties in the Assessor's jurisdiction. Tax Assessor's Offices provide online access to property maps.

Baltimore County Assessment Office Towson MD 300 East Joppa Road 21286 410-512-4900


Baltimore County Building Departments develop and enforce building codes to ensure the construction of safe buildings in Baltimore County, MD. The Building Department maintains records on design plans for construction and renovation projects, which can include Baltimore County GIS maps and zoning maps. These maps show property lines, current structures on the parcel, and modifications to any structures, including new buildings. Many Building Depts provide online databases to access GIS databases, maps and related property information.

Baltimore County Building Department Towson MD 111 West Chesapeake Avenue 21204 410-887-3953

Baltimore County Permits Towson MD 111 West Chesapeake Avenue 21204 410-887-3335

Maryland State Permits Lutherville MD 57 West Timonium Road 21093 410-561-1901


Baltimore County Clerks file documents and preserve municipal records in order to maintain an archive in Baltimore County, MD. The Clerk's Office contains a number of documents on property, including GIS maps and property maps that show property lines, registered lands, and, in some cases, property tax assessments. Baltimore County GIS maps may also include information on soil composition, floodplains, air traffic, and more. Many County Clerk Offices provide online databases to access GIS and property maps.

Baltimore County Clerk Towson MD 401 Bosley Avenue 21204 410-887-2601


Baltimore County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in Baltimore County, MD. The Office of the Treasurer and Tax Collector maintains current data on every parcel in the district, which includes property maps complete with Baltimore County GIS data. These maps show property lines, structures, addresses, and the value of properties in the Treasurer and Tax Collector's Baltimore County assessment roll. Many Treasurers and Tax Collectors provide online databases to access GIS and property maps, as well as related property information.

Baltimore County Treasurer's Office Towson MD 400 Washington Avenue 21204 410-887-3313