Howard County GIS Property Maps (Maryland)

Howard County Assessors determine the value of properties and parcels in order to assess property taxes in Howard County, MD. The Assessor's Office maintains current data on every parcel in the district, which includes Howard 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.

Howard County Assessment Office Ellicott City MD 3451 Court House Drive 21043 410-480-7940


Howard County Building Departments develop and enforce building codes to ensure the construction of safe buildings in Howard County, MD. The Building Department maintains records on design plans for construction and renovation projects, which can include Howard 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.

Howard County Planning Department Ellicott City MD 3430 Court House Drive, Ste 100 21043 410-313-2350

Howard County Zoning Ellicott City MD 3430 Court House Drive, Ste 100 21043 410-313-2395

Howard County Clerks file documents and preserve municipal records in order to maintain an archive in Howard 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. Howard 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.

Howard County Clerk Ellicott City MD 8360 Court Avenue 21043 410-313-3825


Howard County Recorders of Deeds collect public records, primarily documents related to property, and make them available to the public in Howard County, MD. The Deeds Registrar maintains records on land transactions within its jurisdiction, including Howard County GIS and property maps. These maps show property lines, Howard County property and parcel surveys, and, in some cases, property transactions and tax liens. Many Recorders of Deeds provide online databases to access free GIS maps, as well as related property information.

Howard County Recorder of Deeds Columbia MD 9250 Bendix Road 21045 410-313-5850


Howard County Treasurers and Tax Collectors are responsible for the collection of property tax revenue in Howard 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 Howard County GIS data. These maps show property lines, structures, addresses, and the value of properties in the Treasurer and Tax Collector's Howard County assessment roll. Many Treasurers and Tax Collectors provide online databases to access GIS and property maps, as well as related property information.

Howard County Treasurer's Office Ellicott City MD 3430 Court House Drive 21043 410-313-2195