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Open Data Portal

Use Baltimore County's GIS Open Data Portal to find geospatial information that includes features, such as Planimetrics, topography, parcels, roads, buildings and bodies of water.

Data Sets

GIS and Open Data

Explore our mapping applications.

Open Budget

How we allocate public funds.

Department Tracking

An overview of Baltimore County's first performance management program.

Priority Tracking

Learn more about the County Executive’s top priorities through a data-driven lens.

View our other popular data sources like the GIS Data Download or Community Crime Mapping.

Suggest a Dataset

We're always looking to expand our online services. If you have an idea for a dataset that you'd like to see, let us know by completing the form below.

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Tell us what kind of data you're looking for and what format would be most useful.
Is this data available elsewhere on our site?


Office of Information Technology

Historic Courthouse
Room 33
400 Washington Avenue
Towson, Maryland 21204


Monday through Friday
8:30 a.m. to 4:30 p.m.



Michael Fried