County Boundaries - Detailed
This layer contains detailed outlines of Maryland counties. The Maryland land county boundaries were built using political county boundaries and the National Hydrology Data (NHD). Land boundaries are a key geographic featue in our mapping process.
Resources
4 resources available
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Resource 1
APPLICATION/JSON -
Resource 2
APPLICATION/RDF+XML -
Resource 3
APPLICATION/XML -
Resource 4
TEXT/CSV
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Complete Metadata
| @type | dcat:Dataset |
|---|---|
| accessLevel | public |
| contactPoint |
{ "fn": "Open Data Administrator", "@type": "vcard:Contact", "hasEmail": "mailto:no-reply@opendata.maryland.gov" } |
| description | This layer contains detailed outlines of Maryland counties. The Maryland land county boundaries were built using political county boundaries and the National Hydrology Data (NHD). Land boundaries are a key geographic featue in our mapping process. |
| distribution |
[ { "@type": "dcat:Distribution", "mediaType": "application/json", "describedBy": "https://opendata.maryland.gov/api/views/3cxc-tmxn/columns.json", "downloadURL": "https://opendata.maryland.gov/api/views/3cxc-tmxn/rows.json?accessType=DOWNLOAD", "describedByType": "application/json" }, { "@type": "dcat:Distribution", "mediaType": "application/rdf+xml", "describedBy": "https://opendata.maryland.gov/api/views/3cxc-tmxn/columns.rdf", "downloadURL": "https://opendata.maryland.gov/api/views/3cxc-tmxn/rows.rdf?accessType=DOWNLOAD", "describedByType": "application/rdf+xml" }, { "@type": "dcat:Distribution", "mediaType": "application/xml", "describedBy": "https://opendata.maryland.gov/api/views/3cxc-tmxn/columns.xml", "downloadURL": "https://opendata.maryland.gov/api/views/3cxc-tmxn/rows.xml?accessType=DOWNLOAD", "describedByType": "application/xml" }, { "@type": "dcat:Distribution", "mediaType": "text/csv", "downloadURL": "https://opendata.maryland.gov/api/views/3cxc-tmxn/rows.csv?accessType=DOWNLOAD" } ] |
| identifier | https://opendata.maryland.gov/api/views/3cxc-tmxn |
| issued | 2025-07-22 |
| keyword |
[ "county boundaries", "data nhd", "doit", "hydrology data", "mapping process", "maryland", "maryland counties", "maryland land", "maryland open data", "national hydrology", "nhd land" ] |
| landingPage | https://opendata.maryland.gov/d/3cxc-tmxn |
| modified | 2026-06-17 |
| publisher |
{ "name": "opendata.maryland.gov", "@type": "org:Organization" } |
| title | County Boundaries - Detailed |
