Evidence behind the report
Every conclusion starts with a named source.
Perimtr Heritage uses City of Toronto address, heritage, permit and archaeological information. This page explains what each source contributes, when it was checked, and where its limits begin.
12,328Heritage source rows
12,030Unique heritage addresses
32District boundaries
2026-06-04Heritage source date
Source register
Toronto Heritage Register
City Planning · Heritage Planning
- Used for
- Property status, designation type, by-law reference, district name, description, value categories, construction year and architect where published.
- Timing
- Quarterly · versioned source copy
- Checked
- 2026-06-04
- Important limit
- Not intended for legal purposes without Council decisions and City by-laws. Some records and descriptions may change after the published data date.
Heritage Conservation District boundaries
City Planning
- Used for
- Mapped district boundary screening when an address does not already carry a complete district record.
- Timing
- As published · versioned source copy
- Checked
- 2026-06-23
- Important limit
- The report tests a municipal address point against the boundary. It does not confirm legal parcel coverage or property classification in the district inventory.
Toronto One Address Repository
City of Toronto
- Used for
- Canonical address, municipal address-point coordinates and confirmation that the searched address exists in Toronto’s address index.
- Timing
- Queried when needed
- Checked
- 2026-08-23
- Important limit
- An address point is not a survey or legal parcel. Complex properties, ranges and unit addresses can require manual confirmation.
Building Permits — Active Permits
Toronto Building
- Used for
- A live exact-address screen for active building applications and permits.
- Timing
- Daily source · queried with the report
- Checked
- Live at search time
- Important limit
- An empty result is not a complete building-record search. Address formatting, ranges, recent filings and older records should be checked in the official permit tool.
Archaeological Potential Map
City Planning · Heritage Planning
- Used for
- A live point intersection against the City’s mapped archaeological-potential layer.
- Timing
- Live GIS layer · queried with the report
- Checked
- Live at search time
- Important limit
- The screen uses the address point, not the full legal parcel. Development due diligence may require a parcel-based review and professional archaeological assessment.
Official plans, by-laws and permit guidance
City of Toronto and Toronto City Council
- Used for
- Current confirmation of protected attributes, district policies, application requirements and approval routes.
- Timing
- Opened from official links in each report
- Checked
- Confirm before relying
- Important limit
- These documents are authoritative sources, but Perimtr does not determine which version or requirement applies to a specific proposal.
Licence and attribution
City information remains City information.
Perimtr’s versioned source files contain information licensed under the Open Government Licence – Toronto. The City of Toronto does not endorse Perimtr, and City information is supplied without warranties. Perimtr’s summaries and presentation do not replace the original records.
Read the Open Government Licence – Toronto ↗