Baltimore GIS Data (Maryland)

Search for Baltimore, MD GIS data. A GIS data search can provide information on GIS maps, property lines, county lines, city lines, public property, elevations, flood zones, school boundaries, earthquake zones, property appraisal values, erosion, water pollutants, topography, soil composition, sewers, public utilities, building hazards, population information, demographic information, place names, public property, parks, campgrounds, trails, trail maps, historic maps, historic GIS maps, town maps, county maps, city maps, and neighborhood boundaries.


The Army Corps of Engineers is a federal agency that provides engineering services, including managing ports and waterways, protecting against floods and storm damage, and maintaining public recreation areas in Baltimore, Maryland. The Army Corps of Engineers keeps Baltimore GIS maps that show navigable waters, tributaries, water depths, bridges, and ports, as well as information on flood zones, dams, and hydroelectric plants. GIS maps of Army Corps recreation areas can include bodies of water, shelters, campgrounds, elevations, and trails. These Baltimore maps may be available on the Army Corps of Engineers website.

Baltimore Army Corps of Engineers Baltimore MD 10 South Howard Street 21201 410-962-7608


A Town or City Hall provides municipal services for their town or city, including keeping vital records and maintaining documents on their jurisdiction such as maps with GIS data in Baltimore, Maryland. These GIS maps typically include property boundaries, real estate appraisal values, Baltimore property tax assessments, public property, and unclaimed parcels. The maps may also show place names, Baltimore zoning boundaries, bodies of water, and flood zones, as well as population and demographic information. Some Town and City Halls also maintain historical maps of their area. These maps are often available on the Town or City Hall website.

Baltimore City Hall Baltimore MD 100 Holliday Street 21202 410-727-2551


A Building Department creates and enforces building codes and zoning regulations in order to ensure the construction of safe buildings in Baltimore, Maryland. As part of that job, Building Departments maintain GIS data that can include Baltimore GIS maps on the topography, elevation, soil composition, and flood zones for the local area. This information can be important for adhering to building codes and meeting zoning rules. These GIS maps may also show Baltimore parcels, lots, subdivisions, and tracts of land, as well as sewers, public utilities, and other building hazards. GIS data may be available on the Building Department website.

Baltimore City Permits Baltimore MD 417 East Fayette Street 21202 410-396-3286

Baltimore City Planning Department Baltimore MD 417 East Fayette Street 21202 410-396-7526

Baltimore County Permits Baltimore MD 111 West Chesapeake Avenue 21204 410-887-3616

Baltimore County Planning Office Baltimore MD 401 Bosley Avenue 21204 410-887-3211

Baltimore Zoning Baltimore MD 417 East Fayette Street 21202 410-396-4301

Maryland Planning Department Baltimore MD 301 West Preston Street 21201 410-767-4500


A Clerk Office maintains public records for a county or local government, including GIS data in the form of maps. These GIS maps provide detailed information such as property boundaries, roads, public property, parks, and in some cases, population and demographic information. GIS data can also show Baltimore property value assessments, property taxes, flood zones, zoning boundaries, and earthquake zones, as well as place names, bodies of water, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations. Baltimore GIS data is often accessible through the Clerk Office website.

Baltimore County Clerk Baltimore MD 111 North Calvert Street 21202 410-222-1397


A Recorder of Deeds keeps real estate documents to ensure the accuracy of property and land records in Baltimore, Maryland. In addition to filing deeds that provide information on property sales and transfers, Recorders of Deeds also have detailed county and local maps, including Baltimore GIS data. These maps can include property lines, building information, unclaimed parcels, property value assessments, and property tax information. They may also show Baltimore place names, flood zones, zoning boundaries, neighborhood lines, bodies of water, and other geographic information. The Recorder of Deeds may provide access to GIS data on its website.

Baltimore County Recorder of Deeds Baltimore MD PO Box 6754 21285 410-887-2651

Baltimore County Recorder of Deeds Baltimore MD 100 North Calvert Street 21202 410-333-3760