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

MAR Address Standards

Metadata Updated: October 8, 2025

This Address Standards document has been developed to describe the addressing standards used for the Master Address Repository (MAR). The MAR is DC Government’s official address database and is widely used across the City of Washington, DC. The OCTO Data Team which is part of the Office of the Chief Technology Officer (OCTO), is responsible for maintaining the MAR.

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: Creative Commons Attribution

Downloads & Resources

Dates

Metadata Created Date April 30, 2024
Metadata Updated Date October 8, 2025

Metadata Source

Harvested from DC data

Additional Metadata

Resource Type Dataset
Metadata Created Date April 30, 2024
Metadata Updated Date October 8, 2025
Publisher City of Washington, DC
Maintainer
Identifier https://www.arcgis.com/home/item.html?id=463a635fc6ea4288b9be4126323365d0
Data First Published 2021-04-09T19:05:56.000Z
Data Last Modified 2025-07-15T18:34:45.000Z
Category geospatial
Public Access Level public
Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
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 3e7c722b-ff4b-43ef-92ef-4e6af8349833
Harvest Source Id b05f955a-65d6-4288-9558-15a5ebc74e36
Harvest Source Title DC data
Homepage URL https://opendata.dc.gov/documents/DCGIS::mar-address-standards
License https://creativecommons.org/licenses/by/4.0
Metadata Type geospatial
Old Spatial -77.2258,38.7867,-76.8125,39.0009
Source Datajson Identifier True
Source Hash bcc0583836acc1f55a2a47b864f03f4e6d233c7345544a99687b3776263cc166
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -77.2258, 38.7867, -77.2258, 39.0009, -76.8125, 39.0009, -76.8125, 38.7867, -77.2258, 38.7867}

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