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State
MD iMAP: Maryland Recreational Uses - Guided Wildlife Viewing
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Maryland - through its Coastal Zone Management (CZM) Program - is... -
Federal
2024 Cartographic Boundary File (SHP), Block Group for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2024 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /... -
State
MD iMAP: Maryland Transit - WMATA Metro Bus Stops
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Metrobus provides more than 400 - 000 trips each weekday serving 11 - 500... -
State
MD iMAP: Maryland Archived Program Open Space 2012 Land Acquisitions General
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. Program Open Space (POS) acquires recreation and open space areas for public use.... -
State
MD COVID-19 - Total Hospitalizations
State of Maryland —
NOTE: This layer is deprecated (last updated 3/14/2022). This was formerly a daily update. Summary The cumulative number of COVID-19 positive Maryland residents who... -
State
MD iMAP: Maryland Census Boundaries - Census Block Groups 2010
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Block Groups (BGs) are defined before tabulation block delineation and... -
Federal
2023 Cartographic Boundary File (SHP), Unified School District for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2023 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /... -
Federal
Data to support water quality modeling efforts in the Delaware River Basin: 2) River and Reservoir Observations
Department of the Interior —
This data release contains information to support water quality modeling in the Delaware River Basin (DRB). These data support both process-based and machine learning... -
State
MD iMAP: Maryland Archived Agricultural Land Preservation Foundation 2013 Land Acquisitions Detail
State of Maryland —
This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The Maryland Agricultural Land Preservation Foundation (MALPF) - housed within... -
State
MD iMAP: Maryland Shellfish - Coastal Bays Scallops
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The Sensitive Areas Scallop dataset shows areas within Maryland's Coastal Bays... -
State
MD COVID-19 - Confirmed Deaths by Gender Distribution
State of Maryland —
Note: Note: Starting October 10th, 2025 this dataset is deprecated and is no longer being updated. As of April 27, 2023 updates changed from daily to weekly. Summary... -
State
MD iMAP: Maryland US National Grid Zone 18S - US National Grid Zone 18S (1000m)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This layer is the MGRS 1000m grid that covers Zone 18S which covers part of... -
State
MD iMAP: Maryland Archived Rural Legacy 2007 Land Acquisitions General
State of Maryland —
Find more information on http://imap.maryland.gov. The Rural Legacy Program provides the focus and funding necessary to protect large - contiguous tracts of land and... -
State
MD iMAP: Maryland Transit - Light Rail Stops
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Maryland Tranist Administration Light Rail Stops. This data is based upon... -
State
MD iMAP: Maryland Correctional Facilities - Federal Correctional Facilities
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This dataset contains correctional facilities run by the United States... -
State
MD iMAP: Maryland Broadband Providers Per Census Block
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. The service depicts the number of broadband service providers per census block... -
State
MD COVID-19 - Confirmed Deaths by Race and Ethnicity Distribution
State of Maryland —
Note: Note: Starting October 10th, 2025 this dataset is deprecated and is no longer being updated. As of April 27, 2023 updates changed from daily to weekly. Summary... -
Federal
2024 Cartographic Boundary File (KML), Unified School District for Maryland, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2024 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
State
MD iMAP: Maryland Annual Average Daily Traffic - Annual Average Daily Traffic (SHA Statewide AADT Lines)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Traffic monitoring data is a strategic resource for SHA and Maryland's... -
State
MD iMAP: Maryland Forests - Forests of Recognized Importance
State of Maryland —
This is a MD iMAP hosted service. Find more information at http://imap.maryland.gov. Forests of Recognized Importance (FORI) areas were previously known as High...