LION: NYC Street Map with Intersection Nodes and Address Ranges

A linear street base map for New York City includes streets, feature names, and address ranges for each segment. The dataset includes a Nodes file with point features and unique IDs for intersections, and a Node_StreetName.txt file listing associated street names for each node. The data is maintained by the City of New York's Department of City Planning, with version 26a released in March 2026.

Use Cases

• Geospatial analysis of street networks based on linear features and nodes.
• Address validation and geocoding based on street segment address ranges.
• Intersection identification and routing based on node IDs and associated street names.
• Urban planning and infrastructure mapping based on the detailed street base map.

Strengths

• Includes a dedicated Nodes file with unique IDs for every intersection point.
• Contains a Node_StreetName.txt file listing multiple street names for most intersection nodes.
• Maintained by the City of New York's Department of City Planning, suggesting official provenance.
• All previously released versions are archived, allowing for historical analysis.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

City of New York Department of City Planning

Freshness

Last updated 2026-03-15 02:43:55.577536; freshness should be verified.

Geography

New York City