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MD iMAP: Maryland Political Boundaries - Municipal Boundaries

Published by opendata.maryland.gov | State of Maryland | Catalog Last Checked: May 14, 2026 at 11:57 PM | Dataset Last Updated: May 13, 2026
Maryland Political Boundaries - Municipal Boundaries Generalized Maryland Department of Planning (MDP) maps annexations from municipalities. This dataset is created and maintained by the Maryland Department of Planning. These boundaries are not intended to serve as a legal description. Fields: Municipality Name: Name of Municipality located in Maryland. Jurisdiction Code – Four letter county code: ALLE (Allegany), ANNE (Anne Arundel), BACI (Baltimore City), BACO (Baltimore County), CALV (Calvert), CARO (Caroline), CARR (Carroll), CECI (Cecil), CHAR (Charles), DORC (Dorchester), FRED (Frederick), GARR (Garrett), HARF (Harford), HOWA (Howard), KENT (Kent), MONT (Montgomery), PRIN (Prince George’s) QUEE (Queen Anne’s), SOME (Somerset), STMA (St. Mary’s), TALB (Talbot), WASH (Washington), WICO (Wicomico), WORC (Worcester). Last updated: 9/5/2024 This is an MD iMAP hosted service. Find more information at https://imap.maryland.gov. Feature Service Link: https://mdgeodata.md.gov/imap/rest/services/Boundaries/MD_PoliticalBoundaries/FeatureServer

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