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Open Data Catalog

Baltimore County provides the public with key data to support transparency, openness and innovation.

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GIS 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

View and download select sets of County data through our CivicData platform.

Other Popular Data Sources

Suggest a Dataset

What data do you want to see next? Let us know.

Revised August 8, 2019