• Organization: State of Maryland
• Updated: 2024-04-10

Summary Rail Crossings is a spatial file maintained by the Federal Railroad Administration (FRA) for use by States and railroads. Description FRA Grade Crossings is a spatial file that...

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• csv

• Organization: Department of Transportation
• Updated: 2017-08-10T00:00:00.000+00:00

The Address Points from National Address Database dataset was compiled on June 30, 2025 by the US Department of Transportation. The National Address Database (NAD) is a spatial database containing...

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• Organization: State of Maryland
• Updated: 2025-05-05

This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a comprehensive point theme that incorporates parcel ownership and address information - parcel...

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• Organization: Department of Transportation
• Updated: 2025-09-25

The purpose of this document is to lay out the National Address Database (NAD) Schema, including all attribute fields and domains. This schema is in line with the minimum content approach that was...

• zip

• Organization: State of Maryland
• Updated: 2025-05-05

This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. **Please Note: Due to the extensive size of the parcel points file - download is recommended from the...

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• Organization: Department of Transportation
• Updated: 2026-01-02

The Address Points from National Address Database dataset was compiled on December 31, 2025 by the US Department of Transportation. The National Address Database (NAD) is a spatial database...

• zip

• Organization: Department of Transportation
• Updated: 2026-01-03

The Address Points from National Address Database dataset was compiled on December 31, 2025 by the US Department of Transportation. The National Address Database (NAD) is a spatial database...

• zip

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2025-10-01T00:00:00.000+00:00

This is a series-level metadata record. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2017-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2017-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2018-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• html
• none
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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2018-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• html
• none
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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2019-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• html
• none
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• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2015-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

• none
• html

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2019-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

• none
• html
• none
• none

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2015-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

• none
• html

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2019-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

• none
• html
• none
• none

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2019-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

• none
• html
• none
• none

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2015-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

• none
• html

• Organization: U.S. Census Bureau, Department of Commerce
• Updated: 2018-01-01T00:00:00.000+00:00

The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically...

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• html
• none
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