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    • This is a Non-Federal dataset covered by different Terms of Use than Data.gov.

    County Boundaries

    Metadata Updated: August 23, 2025

    Polygon features which represent the political boundary of each county in the State of Maryland.

    The Maryland Political County Boundaries were developed using USGS Topo Quads, boundaries submitted by each Maryland county, monument points, and historic records from the Maryland Archive. This data is used by various modules throughout the Maryland Department of Transportation (MDOT), as well as many other State and local government agencies for purposes such as planning, land use, transportation, data & asset collection, and cartographic product development.

    This data is updated and published on an annual (yearly) basis for the prior year. This data is for the year 2015.

    For additional information, contact the MDOT SHA Geospatial Technologies Team: GIS@sha.state.md.us

    Access & Use Information

    Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. License: No license information was provided.

    Downloads & Resources

    Dates

    Metadata Created Date July 26, 2025
    Metadata Updated Date August 23, 2025

    Metadata Source

    Harvested from md json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date July 26, 2025
    Metadata Updated Date August 23, 2025
    Publisher opendata.maryland.gov
    Maintainer
    Identifier https://opendata.maryland.gov/api/views/y8c4-8fr3
    Data First Published 2025-07-22
    Data Last Modified 2025-08-21
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://opendata.maryland.gov/data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 0d780e1d-c543-4901-af25-d411f344aec3
    Harvest Source Id ee165ef5-7b35-41a7-b3a5-5479c71b0e58
    Harvest Source Title md json
    Homepage URL https://opendata.maryland.gov/d/y8c4-8fr3
    Source Datajson Identifier True
    Source Hash 235d08074604f7de238aa8a5c0f11a7b67d49cb61b684417136ccbee2a6837d8
    Source Schema Version 1.1

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