Historic Zoning Bylaw Map Changes for Edmonton

Data.edmonton.ca provides an historic retention of the City of Edmonton Zoning Bylaw Map. The dataset archives each version of the map whenever the primary data is refreshed, preserving a record of zoning changes over time. It was last updated in March 2026.

Use Cases

• Analyze temporal trends in zoning changes by tracking the 'As of Date' and 'Zoning' fields across map versions.
• Map historic zoning classifications for specific parcels using the 'the_geom' (geometry) and 'Zoning Description' columns.
• Link specific zoning polygon records to the official source map via the 'URL' and 'Polygon ID' columns for audit purposes.
• Reconstruct the zoning history of a given area by joining records on 'Row ID' or 'Polygon ID' across different 'Date of Extract' snapshots.

Strengths

• Includes a temporal history of zoning map versions via the 'As of Date' and 'Date of Extract' columns.
• Provides direct links to the source map for each record via the 'URL' column.
• Contains geospatial vector data in the 'the_geom' column for mapping.

Limitations

• Unknown total row count and dataset size, making scale assessment impossible.
• No information on license terms or data usage restrictions.
• Sample data unavailable to verify data structure and quality.

Provenance

Source

City of Edmonton via data.edmonton.ca.

Collection Method

Automated retention from the primary Zoning Bylaw Map during each data refresh cycle.

Time Range

null

Freshness

Updated as of March 2026; frequency appears tied to refreshes of the primary zoning map.

Geography

City of Edmonton, Alberta, Canada.