Points of Interest: Address Alias Locations for Washington, D.C.

A geospatial dataset of named address alias points within the District of Columbia, created as part of the Master Address Repository (MAR) for the Office of the Chief Technology Officer. It includes locations for schools, federal buildings, hospitals, museums, monuments, and other public facilities. The data is maintained by the District of Columbia government and was last updated on March 25, 2026.

Use Cases

• Map public amenities and services based on the listed categories like schools and libraries.
• Enhance address matching and geocoding systems using the Master Address Repository alias data.
• Analyze the spatial distribution of government and cultural facilities such as museums and monuments.
• Create civic engagement tools that locate fire stations, police stations, and recreation centers.

Strengths

• Data is part of the official Master Address Repository (MAR) for Washington, D.C., suggesting an authoritative source.
• Covers a diverse range of over 15 point-of-interest categories, including schools, hospitals, and landmarks.
• Available in multiple geospatial formats (CSV, GEOJSON, KML) and via an ArcGIS REST API for flexible access.
• License is explicitly stated as CC-BY-4.0, which is a permissive open data license.

Limitations

• Row count and dataset size are unknown, which may limit suitability assessment.
• Column-level documentation is absent from the provided input; field semantics must be inferred after download.
• Description metadata is limited; actual data quality and completeness require manual inspection.

Provenance

Source

District of Columbia government, Office of the Chief Technology Officer (OCTO)

Collection Method

Created as part of the Master Address Repository (MAR) for participating DC government agencies.

Freshness

Last updated 2026-03-25 08:15:11.619286

Geography

District of Columbia, Washington, D.C.